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Best SEO tools
The Complete List
2018 Update

This SEO tools guide has EVERYTHING you need to pick the perfect SEO software.

We personally reviewed 172 free and paid tools.

So read the summaries, check out screenshots, watch videos, upvote your favorites, filter by categories and check out the user reviews.

Finding your perfect search engine optimization tool is just a click away!


Link Building, Rank Tracking, Content Optimization, Keyword Research, Backlink Analysis

Ahrefs is a big data search marketing tool and world's biggest third party database of search queries.

Its main tools are:

- Site explorer – research of organic and paid traffic, backlink check
- Keyword explorer – complete keyword research with thousands of keywords to analyze and rank for
- Content explorer – shows the most popular content
- Rank tracker – monitor mobile and desktop rankings
- Site audit – detects SEO issues

A 7-day trial is available for $7, after which you can choose from 4 pricing plans.

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Ahrefs Comments


Rank Tracking

SERanking is cloud-based SEO software.

It is proclaimed to be all-inclusive service, some of which are:

- Checking keyword rank traffic
- Website audit
- On-site SEO audit
- Backlinks checking and monitoring
- Doing competitors’ research
- Improving and providing B2B features
- Providing social media management tools.

It has a free trial, after which you have to purchase one of the plans.

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Technical SEO, Content Optimization

Seobility is a tool that checks your complete website by crawling all linked pages.

It helps with finding pages with errors, problems with the on-page optimization or problems regarding the page content, such as duplicate content.

This handy tool also has a monitoring service that informs the status of the website via e-mail, if server errors and major problems occur.

There are three different plans available – basic (free), premium and agency

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Agency Analytics

Technical SEO, Content Optimization

Agency Analytics represents all-in-one reporting platform for agencies.

It covers SEO, PPC, Social, Email, Review and Call Tracking dashboards.

This quick and easy platform allows you to keep track all of your clients’ marketing campaigns in one place.

It has an automated report deliver and built-in SEO tools.

Create a customized look - upload your logo and integrate platforms to your marketing dashboard.

Try it risk free for 14 days or subscribe to one of the offered plans.

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Link Building

This tool searches for quality prospects from over 80 sources you can contact for links, guest posts and other content.

After you’re finished searching, you can export a report into an Excel file and start connecting with the best prospects.

Ontolo will not only get you prospect’s contact information, but social media accounts and (no)followed outbound links as well.

It allows you to upload any plaint text or CSV file.

This tool is paid – PRO, Agency and Custom package.

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Ontolo Comments