All in all, I consider Ahrefs backlink data trustworthy and fresh. As the most in-depth SEO option, Ahrefs has the most trustworthy data. The Keyword Magic Tool will be your best friend. Standard and Advanced profiles come in at $199 and $399 respectively, while Enterprise subscriptions cost $999 per month. Ahrefs is popular for its backlink analysis and site auditing capabilities. Ahrefs pricing starts at $99/month for the Standard plan, $149 – Medium, $249 – Large plan, and $599 for the Premium plan. They have a huge keyword database with 19. Try. Compare Google Trends vs Moz Pro. 1. Semrush vs. Focuses mostly on link management and metrics;. Moz Pro. 95 per month. So, even if you have a favorite for keyword. 2 billion keywords in its database. Compare similar apps. MajesticFind out why SEOs love Ahrefs and learn about the unique things only Ahrefs can do. Consider the recipient's preferences, interests, and the occasion for which you're creating the gift box. Some users like Moz because it’s simple and intuitive while others prefer the more useful features offered by Ahrefs and Semrush. We did the same comparison for the number of referring domains reported by each tool, too. Ahrefs also keeps things streamlined despite having so much data. Moz: Moz offers a 20% discount if you pay annually, and they have a generous 30-day free trial available for users to test their platform before committing. As you can see, Ubersuggest is the clear winner in the Ahrefs vs SEMrush vs Ubersuggest comparison. Here are 10 comparisons these professionals highlighted regarding Ahrefs and Moz as domain authority checkers: Ahrefs Has the Edge With its Visuals and Trend Tracking. Compared to the DA metric from Moz, the DR metric from Ahrefs is less complicated. If you want a solution for competitive research only, then SpyFu is a great option. Ahrefs vs MOZ for link audit – differences. Their "Projects" section comes close though, and I probably just need to spend more time with SEMRush to discover everything. Majestic 13. 401 verified user reviews and ratings of features, pros, cons, pricing, support and more. This can involve optimizing both the content and HTML source code of pages on a site. 5 vs. As I’m setting up SEO and content marketing for AllFactors I’ve been testing a bunch of SEO tools and doing SEO tools comparison. However, Ahrefs has a much weaker API platform, especially compared to SEMrush. moz) Review; How-to guide; For example, most of the results for “tie a tie” are how-to guides: Whereas most results for “SEO tips” are list posts: 3. It’s a full SEO software suite with features to help you with keyword research, on-page optimization, and lots more. One such resource is their Beginner’s Guide to SEO — a comprehensive, seven-chapter guide on how to optimize your site for search. Overall, the dashboard snapshots give a very good picture of inbound link activity. This is a tough one because both have strengths and weaknesses. It’s also the 3rd most active web crawler in the world. Moz, it’s indeed challenging to pick a side. 00 which would be the monthly pricing. SEMrush vs. I am guessing this is because their database is smaller than other popular SEO tools. 73 / 5 stars vs Moz Pro which has 343 reviews and a rating of 4. Here’s how Ahrefs stacked up against Moz. Check traffic. Let see which tool between Ahrefs vs SEMrush vs Moz Pro excels in this category. Keyword Explorer works similarly to other keyword research tools. Explore organic and paid traffic metrics for any website using Site Explorer. It has all the key features of Ahrefs including rank. Search for: Search Button. 5. Moz. So let’s dig into the age-old SEO question of “Ahrefs vs SEMrush?” and see if we can help you make the right decision. MozBar – Perhaps the best among free tools offered by Moz, MozBar is a Google Chrome extension that offers you a glimpse into any site’s Page Authority (PA) and Domain Authority (DA), both crucial metrics, on a regular basis. Every Moz Pro plan includes MozBar Premium, SEO insights, link research, 1-on-1 walkthrough, 24-hour online support, Moz. SimilarWeb – SimilarWeb is a bit expensive compared to Semrush and Ahrefs because its basic plan starts at $167/mo. Here are more features that make Ahrefs’ Backlink Checker special: See followed and nofollowed links — The more quality followed backlinks a site has, the more trustworthy it is in the eyes of Google. Ahrefs vs. Which makes comparing their pricing to Semrush a little more complicated. You can sign up for Nightwatch’s 14-day free trial and test out all the key features. SEMrush is one of the most popular SEO tools on the market. If that is you, then of these two tools you should use SEMrush. And helps me find exactly what. Ahrefs has a rating of 4. Ahrefs shows the keyword’s difficulty is 67. See all keyword rankings for any website or web page. Ahrefs SEMRush MozThe feature sets of these three SEO tools – SEMrush, Ahrefs,and Moz – are pretty similar to one another, though each has a unique way aboutproviding real organic. Moz key features 2. . Moz dominates with an overall user/editors rating of 3. if the redirect is broken after 1 y, A will be standing on its own and so will B. Here is a quick summary of everything you can do with Ahrefs: Find the keywords that are most profitable for paid as well as organic search. Moz wins here. ca has a domain rating of 67 on Ahrefs whereas Moz reports 18 (DA). Today, we’ll compare Moz vs Ahrefs to see which is the best SEO tool suite. If you want to stay on top of your daily rankings, SEMrush is the best tool. A brief comparison: Moz: Known for its powerful keyword explorer, Moz is a favorite for in-depth keyword research and backlink analysis. You can use the solution to find keywords for Bing, Google, Amazon and more. 95 for Pro. This is important to consider when it comes to Ahrefs vs Semrush. Apart from Ubersuggest (acquired by Neil Patel in 2017), all the three tools have been around for some time — Moz (2004), Semrush (2008), and Ahrefs (2010). Find out why SEOs love Ahrefs and learn about the unique things only Ahrefs can do. It takes time to adjust to the settings and metrics displayed on the dashboard. Ahrefs. Moz Pro can help you prove it with ease. Ahrefs vs Moz. See your Google Search Console data directly in Ahrefs. SEO Review Tools 11. Here’s how Ahrefs is rated on these sites: G2Crowd – 4. T. This tool lets you see how your page ranks for any. FAQ. MOZ Local, Semrush. Ahrefs has almost equal amounts of tools but they are. So in order to even try it out, you will have to pay at least $7. Google Search Console is one of the essential tools in SEO. In this section of the article, we’re really going to dig into the nitty-gritty of each area of product functionality. With Ahrefs, there are no frivolous metrics beyond the on-page SEO issues you can control. But because Moz can be used as an SEO tool, and SEMrush can work as a multipurpose site toolkit, users only wanting SEO assistance may find that Moz is easier to use. The breakdown involves social shares, organic traffic and backlinks. Let’s dive deep into the features of both Semrush and SpyFu to compare what both have to offer, and find which is truly the better platform. Moz is known for its user-friendly interface, which is particularly beneficial for beginners. . Ahrefs has several benefits, and one of the main ones is that it has tools optimized for several platforms. Ahrefs, on the other hand, has four different plans, but their cheapest one starts from 99$ per month. They offer a standard plan for $99 a month allowing to run up to 5 campaigns. Try Moz Pro Free. . Ahrefs is clearly the winner here by a huge margin – a much larger margin than my initial test with just 3 domains highlighted. 37%, Mozscape comes in at 79. 9 stars with 13 reviews. Semrush. 4. Since Google has stopped updating PageRank, many SEOs utilize other metrics such as domain authority from Moz and domain rating from Ahrefs to quickly judge how powerful a site might be as it pertains to SEO. Ahrefs in terms of:Keyword research featuresBacklink analysisTechnical SEO. The free tool above shows your website’s “authority” as calculated by Ahrefs (i. Ahrefs vs SEMrush: A comprehensive comparison of the tools' key features, pricing, and an honest breakdown of each software after using them. Ahrefs does have a free version, but it is only available to site owners. Ahrefs如何比 Semrush 或 Moz 好 这是一个公平的问题，我们无法完全不带偏见地回答这个问题。 因此，我们不会再创建另一个乏味的并排功能比较，而是分享一些只能在 Ahrefs 中找到的有价值的功能。 Ubersuggest Pricing. $199. Looking at the pricing pages and marketing material for complex SaaS products can be confusing enough, but comparing two similar products is a real. 1. Domain Authority and its page-level equivalent Page Authority – DA and PA – are two of the best-known and most respected metrics in the SEO industry, widely used to rate a domain or page's rankability. Overall I think that Ahrefs is a better product when it comes to really drilling down and getting all the data that you need in order to. That makes the entire test biased in Majestic’s opinion; The data set was very small with just 3 sites analysed and compared; The results could not be independently verified; And they were right! So then re-conducted the experiment on an altogether BIGGER scale (1 million domains vs. Premium – $599 per month. Ahrefs; FAQs. Well, Moz’s lowest tier is a bit cheaper than Moz and Ahrefs. 9/10 (189 reviews) Capterra – 4. Take your search engine optimization to the next level with best-in-class link analysis, rank tracking, keyword difficulty scoring, local search optimization, and more. 4. Ahrefs. 1. Because in today’s post I’m going to compare Semrush vs. The main competitors to Semrush are probably Ahrefs, Moz, Spyfu and Majestic; we’ve yet to review all of these tools individually but we do have an Ahrefs review here, a comparison review of Ahrefs and Semrush available here, a Moz vs Ahrefs comparison here, a Moz vs Semrush shootout here and a SpyFu vs Semrush. By considering your needs and taking. Transparent Pricing. Moz offers a free 30-day trial, allowing you to test things out first. Ahrefs pricing starts at $99 and goes as high as $999. Breadth. Testing both against one another proved to be a very insightful exercise. Comparison Between Ahrefs and Moz Pro In terms of Deployment Type. Find out why SEOs love Ahrefs and learn about the unique things only Ahrefs can do. What’s also great is Seobility’s “no-contract policy”. 4. Screaming Frog is a handy tool when it comes to performing technical SEO audits and improving technical aspects of SEO. For the full blog post and more in-depth information, take a look at:Keywordtool. Semrush vs Ahrefs vs Moz vs SpyFu: A detailed comparison of the tools' key features, pricing, pros and cons, and ratings on popular review sites. AHREFS can be used by freelancers as well as agencies. There is also limited free API access. To me, this is actually a good thing. Key features. This is simply because it gives you access to comprehensive PPC data, whereas Moz doesn’t. 00 and not $600. Moz Pro is easy to use and offers a user-friendly interface. Likewise, you can compare their overall ratings, for instance: overall score (Ahrefs: 9. That being said its a bit too spread with most of its tools feeling unfinished or missing something, but you will find tools for almost every marketing task. Ahrefs and Semrush both beat Moz here, because they offer traffic estimates while Moz doesn’t. 5 stars with 41 reviews. Try Nightwatch for free. Ahrefs Tops in Keyword Research. The only two free tools you need. İçerik stratejimizi planlamak için Ahrefs verilerini kullanmak, blogumuza yapılan ziyaretleri önceki yıla oranla %200’den fazla artırmamıza yardımcı oldu. The metric also takes several other factors into account, like the number of internal pages vs. Moz Pro. In many ways, it’s unfair to compare Ahrefs, Semrush and Moz to Google Search Console. For referring domains, Moz found the most in 48% of cases, while Semrush came in second with 37. There are many tools that might be a good alternative to Ahrefs: SEMrush; MOZ; Majestic; BacklinkManager; In the next few paragraphs, we’ll look at how these tools can replace Ahrefs better for specific use cases. Decide once you understand their functionalities. Overall winner: Similarweb. Ahrefs' keyword database has 19. Compared to alternatives like Semrush and Ahrefs… Moz Pro pales in comparison. Ahrefs offers subscription packages for any budget. Ahrefs is considered the best option for link data (but I think Majestic is actually a bit better). Ahrefs is primarily focused on organic search,. Skip to content. We also show you the. Semrush vs Ahrefs vs Moz vs Spyfu; 14 Best SEO Tools to Boost Your Search Traffic; 7 Best Traffic Analysis Tools; 9 Best Backlink Checker Tools;Moz is a more affordable SEO tool than Semrush or Ahrefs. It isn’t as feature-rich as Ahrefs… but it’s also significantly cheaper. Open menu Open navigation Go to Reddit HomeField Data vs Lab Data. For our test request "dog breeds" the difficulty is 57/100, almost like that of Moz. Moz is the worst, sem and ahrefs have better databases by miles. Depending on the size of your business, Ahrefs offers a series of monthly plans ranging from $99 to $999. Let’s put Semrush’s keyword research features to the test. Moz is a professional all-in-one SEO tool for optimizing your website. The result is 301 backlinks, which is close to the number I’m aware of, and that I. Which is better for your projec. 13. Best of all, the site’s clean interface and ease of use mean users are less likely to get overwhelmed. However, SEMrush packs more tools into the screen and you can access plenty of customer support resources right from the dashboard. Sites like Semrush, Ahrefs, SimilarWeb, Moz, and even Neil Patel (formerly Ubersuggest) has traffic estimators. From experience Ahrefs is the most accurate and it's basically useless. SEOMoz’s search is more involved than Ahrefs’ as you will need to enter in the domain name twice for different analytics. The only significant downside we can think of is that among Ahrefs vs SEMrush vs Moz, SEMrush only provides data for Google exclusively. Pricing with Ubersuggest vs. At the end of the day, which tool you need will be up to you and your unique needs. See side-by-side comparisons of product capabilities, customer experience, pros and cons, and reviewer demographics to find the best fit for your organization. “Top pages”, “competing pages”, “top content” and many other details can be accessed using the tool. Ahrefs vs SEMrush vs Moz Review Summary. SEO audit. Semrush is a direct competitor of Ahrefs, Moz, Ubersuggest, SpyFu and SEO PowerSuite. Registrera dig. Ahrefs. With the increasing costs of acquiring backlinks, this is a huge benefit. From the basics like rank tracking to the pro-level backlink insights Ahrefs allows us to be more efficient and more effective SEOs. Ahrefs pros and cons 1. Free Trial. Moz Vs Ahrefs . Ease of use: Both Ahrefs and Moz have user-friendly interfaces, but some users may find one tool easier to use than the other. Ahrefs. Their most popular plan is the Medium plan for $149. It is not suitable for people or companies with a large client base. Moz Link Explorer 10. Apparently, Moz bases its tool mainly on Google whereas Ahrefs. 00 instead of the monthly $2400 if paid annually. Moz offers a generous 30-day free. It's more like Ahrefs vs Semrush at this point IMO. I also analyzed a few websites and realized a huge difference in terms of DA. Great if you want more data, especially backlink data, or are working on a large site or have specific use cases. They are winning on ~76% of domains compared to Majestic SEO’s ~24%. Google Search Console for finding declining keywords. Let’s look at the package inclusions per subscription. Semrush is the proper software for startups. Table of contents. side-by-side comparison of Ahrefs vs. So if you’re looking for a DEEP comparison of these two popular SEO tools, you’ve come to the right place. I use it constantly. 8. Moz is also known. Moz Domain Authority (DA) accounts for a website’s link profile. However, this comes with a caveat. SEO PowerSuite. This is a follow-up to our previous evaluation of Ahrefs VS Moz. MOZ's pricing starts at $99 per month for their standard plan, which includes access to their key tools and features. This will help in reducing the hassle after implementation. The other tools don’t let you do this for a website you haven’t already set up as a project. Ahrefs has a cleaner, more streamlined interface. Our Rating: A. Moz is one of the leading websites about search engine optimization and provides a range of free and paid-for SEO tools as well as resources about the topic. Backlink anchor text — Analyze anchor texts to see. Ahrefs vs. It also has a built-in disavow tool and on-demand link checker. SpyFu still keeps things quite basic – you get weekly updates, and the initial analysis could take up to 60 minutes. La primera palabra clave será “seo” en España y la segunda será “seo para principiantes”, la cual tiene mucha menos competitividad que la primera. Ahrefs’ primary keyword research tool is called Keyword Explorer. In fact, my list of Ahrefs alternatives mentions quite a few of those rank trackers since it's one of the tools a lot of people turn to Ahrefs to use. Ahrefs are kinda assholes when come to using their metrics - as their API is very expensive and they forbid tools like domcop, expireddomains etc to use their DR - its pain in the ass to get a DR for 10k websites. It felt like it had its fingers on the pulse of the entire web. SEMRush is like driving a BMW, Moz (and AhRefs to generalize) are like driving a Honda, both get you where you need to go, both more or less do the same thing. Headquartered in Singapore, Ahrefs was founded in 2011 by Dmitry Gerasimenko. Popular Comparisons. These companies have been noting the activities of search engines, especially Google, for over a decade. The Pro version comes with a 30-day free trial that is considered a pretty lengthy test period compared to other services of the same vein. Serpstat (1-week Trial) Get 1-week free access to Serpstat's complete toolset. Ubersuggest is a free, easy-to-use SEO toolset with access to over 6 billion keywords and 1 billion pieces of content. Ahrefs vs Moz Pro. Comparison (e. Which is better for your projec. SEMrush has detected the most inbound links by far,. Ahrefs; Moz; Ryte [Find a more extensive list here: 9 Absolute Best SEO Website Crawling And Auditing Tools] While the other tools have their value and place, these industry leaders offer outsized value for their fee. While there is no free trial of the full product, Ahrefs offers a. N/A. Customer Satisfaction: Majestic rated high in customer satisfaction and experience. Then, under the “comparison” section, enter your page’s URL. The tool gives you boatloads of keyword insights and ideas, including the search volume, keyword difficulty, organic clicks, pay-per-click (PPC) data, and others. Ahrefs - Very thorough link database, and some of their newer tools are strong. While it goes up to $2500 for business users or agencies. Get a 14 day trial of Semrush by using this link. That’s a lot of keyword data. It was founded in 2008 by Oleg Shchegolev and Dmitry Melnikov, and has been snowballing. Moz and Ahrefs are tools that feature similar functionality for SEOs. Moz has a free 30-day free trial which allows you to test things out. Ubersuggest is a newer tool in comparison to other tools, it is evolving slowly and it will. Moz Pricing. Ahrefs. 5. In short, Ahrefs is a suite of tools that help you optimize your website for search engines. A ranked order of Ahrefs, Semrush and Moz by keyword ranking size of 51 domains in May 2022. Unlike Moz and Ahrefs, Monitor Backlinks is all about just that—backlinks. Semrush, on the other hand, offers a plethora of features. That gives you an idea of ongoing marketing strategies. 7. Ahrefs vs. Moz Pro: 99%). Keyword Explorer works similarly to other keyword research tools. Ahrefs; Semrush vs. This other website has a domain rating of 31 on Ahrefs but only 14 on Moz. Moz has a free 30-day free trial which allows you to test things out first. VISIT WEBSITE FREE TRIAL Please pay attention to the fact that while both Ahrefs and Alexa may offer a top quality set of. Ahrefs Has More Comprehensive and Up-to-Date Database of Backlinks. The higher the score on the 0-to-100 logarithmic scale, the better it is for. Larger than any other backlink index available, it’s home to over 22 trillion backlinks. However, with strong competitive analysis and backlinking features, Ahfers stands as a strong tool for SEO and a growing competitor in the marketplace. Recommended if… 1. Semrush vs Moz vs Ahrefs: What's the Final Verdict? As you can see, I have covered all comparable features of Moz, Ahrefs, and Semrush to give you a. Semrush SEO Software (1754 Ratings) 94% The SW Score ranks the products within a particular category on a variety of parameters, to provide a definite ranking system. Ubersuggest vs. It's Ahrefs vs Moz! We staged a showdown and evaluated two of the best SEO tools side-by-side to help us (and you) decide which to pick. Consider the recipient's preferences, interests, and the occasion for which you're creating the gift box. Moz Pro. After using Ahrefs for 3 years, I can't imagine my work life without it. In 2021, Google’s Gary Illyes said on Twitter that redirect signals consolidate permanently to the new location after one year. Ubersuggest Backlink Analyzer 4. Which one is right for you? September 22, 2023. In comparison, Ahrefs has 10. Quick Summary Ahrefs and Moz are two remarkable tools used by many SEO professionals in the SEO industry today. Or you can check their general user satisfaction rating, 95% for Ahrefs vs. Furthermore, the tool comes with a free trial period. Ahrefs and Semrush tend to find mostly all of the same good links. Simply enter a domain name to get the top-ranking keywords. The backlink data obviously isn't as good as Ahref (the best), but a) it's better than nothing and b) is good enough to get a general feel for competition levels. 5 stars with 41 reviews. Moz Pro. If your SEO budget is tight and you simply can’t afford a monthly subscription, Moz offers free services for you to boost your SEO ranking. It’s a full SEO software suite with features to help you with keyword research, on-page optimization, and lots more. Although these free alternatives are NOT all-in-one SEO toolkits like Semrush or Ahrefs, they are helpful for keyword research, link analysis, site audits, etc. Moz’s pricing ranges from $99 a month to $599 a month. The tool shows you errors, crawl issues, and makes actionable recommendations. How Ahrefs compares to other SEO Tools (like Semrush) Lots more. Flat out, this is the best SEO tool for SEO professionals that need in-depth data. Search for jobs related to Moz vs ahrefs or hire on the world's largest freelancing marketplace with 22m+ jobs. 2. Our company’s SEO strategy is fully based on Ahrefs’ tools and tutorials. Sandeep Mallya 38. It allows users to perform competitor research to identify high-ranking. The intrusive nature of popups and widgets aside, Ubersuggest’s UI is smooth, minimalistic, and user-friendly. Site and keyword explorers, a site audit, rank tracker, SERP comparison, and alerts are all included in the basic package, which costs $99 a month. 4. Ahrefs DR (Domain Rating) is a metric that measures the authority of a website’s backlink profile on a scale of 0 to 100. If you’re a beginner, Moz is an excellent choice due to its user-friendly interface and simplified features. Ubersuggest doesn't have a great reputation as far as I know, and I don't think Moz has great data either. Additionally, you would have to pay for a 7-day trial. Ahrefs {{ahrefs="/components"}} While SEMrush excels in keyword research, Moz in usability, Ahrefs’ truly shines when it comes to its backlink index. In your experience, is there any direct correlation between Moz's DA and AHrefs Domain Rating. While selecting between Ahrefs and Moz Pro, figure out which one of the two is compatible with your devices. Q1. Recommended if… 2. Ahrefs. The biggest limitation in the lower plans in Ahrefs is that you can view only ten results in each link intersection. Now that we have walked you through what backlinks and referring domains are, it’s time to discuss the best sources to find this information. Keywords explorer. Advanced tips. Inertia - Moz is older tool and many people doesnt know better. Standard – $99 per month. It is the bulk/batch analysis feature that allows you to analyze the backlinks of up to 200 domains, subdomains, subfolders, and URLs. When we do an Ahrefs vs SEMrush vs Moz comparison, then this one has fewer features and less versatility than the other platforms. Serpstat. After that, the least expensive “Pro” plan is $99. Compared to the services above, they are stronger regarding technical audits and have. Focuses mostly on link management and metrics; Costs more than other SEO and keyword research tools; Features a short, paid trial. after 1 y all signals had time to pass on from A to B. 9. Domain Authority is based on data from our Link Explorer web index and uses. We reviewed some popular Moz competitors and what they have to offer. Moz offers a generous 30-day free. Top Features. As is the case with Ahrefs’ backlink analytics tool, Semrush has had more time perfecting its Site Audit tool and hence does a better job at identifying critical on-site errors that are hurting your site’s search visibility. That way, we’ll be able to figure out which tool – Ahrefs or MOZ – is the best option depending on your use case. SpyFu is cost-effective and a remarkable tool for keyword research. Ahrefs has 536 reviews and a rating of 4. Ahrefs is arguably a bit easier to use than Semrush and gives you more digestible, 'at-a-glance information. Search for:. 1. Moz vs. Ahrefs Pricing Analyzing the pricing options for Ahrefs vs Ubersuggest, you will see that other research tools are far more expensive. Compare Ahrefs vs Moz Pro. LinkMiner Backlink Analysis Tool. Moz is overpriced. Here are the key differences between Semrush and Moz. Moz is most famous for its use of the domain authority metric. Keyword research is Semrush’s forte. Check Out These Relevant Videos: Open Site Explorer is the grand. Ahrefs uses that data source regularly internally and externally, like for this section of our Ahrefs vs Semrush vs Moz landing page: Benefits of market research - a comparison Let’s quickly summarize the above 7 different methods of market research by their key benefits. It is a paid tool and is considered one of the best SEO tools on the market. 95/mo - $449. Serpstat:. Last updated Nov. Hit “Audit” next to your URL: You’ll see the SEO metrics for your page and how it compares to the keyword you want to target. It’s pricing is quite comparable to that of Ahrefs. The tool gives you boatloads of keyword insights and ideas, including the search volume, keyword difficulty, organic clicks, pay-per-click (PPC) data, and others. Consider the recipient's preferences, interests, and the occasion for which you're creating the gift box. Features of Moz. ChatGPT for finding seed keyword ideas. This series consists of over 5 hours of video content, quizzes, and includes a final exam. Moz 9. Prezzi Enterprise. Updates regularly. 95 per month for the Business plan. 3. Not recommended if… 2. After 15 years of using them, I explain the reasons to use (or not use) each one. 4 billion of those keywords are for the US alone.