Ahrefs (Free Version) – They have the largest database of backlinks which you can use to conduct audits of your competitors link profiles to steal their best links. You can also use the data to conduct an analysis on your own backlink profile
SEMRush (Free Version) – This tool is really unique in the data it provides, even for free! You can learn your/your competitors top keywords, how much traffic they get, who their competitors are in search and much more!
WebMeUp (Free Version) – The free account at WebMeUp will let you take a look at the backlink profile of your site or your competitors.
WordAI (3 Day Trial) – These guys are the new kids on the block but claim to be able to automatically spin content without making it sound like garbage.
TheBestSpinner (Full 7 Day Trial / $7) – It really is the best spinner and I have used it personally for the past few years on a nearly daily basis. The API is used in a lot of other link building tools. Check out my advanced spinning tutorial to see it in action.
Spin Rewriter (5 Day Trial) – Another piece of spinning software for you to consider. Spin Rewriter has a range of features and comes with a fully functioning 5 day trial.
Spinner Chief (Free Version) – A close rival to TheBestSpinner but it feels clunky in comparison. Either way they have a completely free version of the software for you to enjoy!
Aweber (Full 30 Day Trial / $1) – It takes the pain out of email marketing and makes staying in touch with you guys easy!
GetResponse (Full 30 Day Trial) – The rival of Aweber, GetResponse offers a similar feature set. It really is just a matter of personal preference between the two of them!
Cloud Flare (Free) – The free Cloud Flare CDN service which help to speed up your sites load time which Google takes into consideration. It also provides added security & protection from bots/spam.
Uptime Robot (Free) – Use this to monitor your websites uptime and get instant notifications if your site goes down for any reason. Use this in combination with the free Pingdom Tools account & monitor.
Market Samurai (Full 14 Day Trial) – The keyword research and SEO competition modules of Market Samurai are some of the best in the.
Long Tail Pro (Full 10 Day Trial) – A great tool for finding profitable keywords quickly. You can also use the tool to measure the competitiveness of the search results.
RankCracker (Free) – My personal SEO tool that is available 100% free. It will show you the quickest and easiest way to replicate your competitors backlink profile & rankings.
GSA Search Engine Ranker (Full 5 Day Trial) – This has quickly become the Swiss army knife of link building targeting over 120 platforms at the time of writing.
RankWyz (30 Day Trial) – Create & manage private blog networks easily with RankWyz. It offers a full range of tools to help you manage everything and publish updates easily.
Inspyder Backlink Monitor (Free Version) – The ultimate tool for monitoring your backlinks. Very easy to use and will automatically sort out all of your tiers for you.
SEO SpyGlass (Free Version) – Use this to discover your competitors backlinks and breakdown key metrics such as anchor text usage. You can also use it to monitor your own sites backlink profile.
Link Assistant (Free Version) – This is part of the SEO Powersuite set of tools and is great for prospecting link partners. However I have hacked it a bit and use it to manage and automate guest posting.
SENuke XCR (Full 14 Day Trial) – SENuke XCR is a very diverse link building tool and is great for creating tier 1 links. It is quite expensive on a monthly basis though but the full 14 day free trial is great.
Magic Submitter (Full 30 Day Trial / $4.95) – This is really the main rival to SENuke XCR and offers very similar features. It can post everything from videos to press releases and is very diverse.
Raven Tools (30 Day Trial) – Providing a full suite of tools the SEO module will spider your site & provide a detailed audit of problems. It has a range of features across SEO, social, content, PPC & more.
Xenu Link Sleuth (Free) – A simple easy to use tool to spider your entire website and uncover potential problems like broken links. This is a great free tool!
Microsoft SEO Toolkit (Free) – Finally Microsoft have made a useful product! The SEO Toolkit will spider your site and report back on any issues.
Pingdom Tools (Free) – Test your sites speed from 3 locations with Pingdom Tools. If you sign up for a free account you can also use it as an uptime monitor.
WebPageTest (Free) – This site is detected to testing your websites load time from a huge choice of browsers & locations from around the world. It provides a huge range of data to help you optimise your site.
Rank Tracker (Free Version) – Part of SEO Powersuite this is the best rank tracking solution period. Unlike web based services this desktop application means you own the data and you can track an unlimited amount of keywords as well as your competitors.
SerpBook (14 Day Trial) – Monitor the rankings of all your keywords in the cloud. SerpBook will check the results for you 12 times per day along with other metrics like PR, Alexa rankings & full reports.
SEO Multi Tools
SEO Tools For Excel (Free) – A great plugin for Excel that allows you to retrieve a range of SEO data & metrics. It can even hook up to your Analytics account to create powerful Excel dashboards.
BuzzBundle (Free Version) – Made by the same team behind SEO Powersuite, BuzzBundle makes it easier to identify & engage with your target audience online.
DripRevolution (7 Day Trial) – A great service for building a range of social signals to your site at your schedule. They integrate with Facebook, Twitter, Pinterest, Google+. YouTube & more!
HootSuite (Free Version) – This is my preferred tool for managing Twitter, Facebook and Google+. You can monitor a number of search terms as well as schedule updates to go out.
TweetDeck (Free Version) – Now owned by Twitter this is a great desktop client to manage your Twitter account.
Buffer (Free) – Connect your social accounts to Buffer and you can easily share/queue/schedule content to be published to them. Whether that’s sharing your new post with the browser extension or clicking a Buffer button on someone’s site.
TubeTool Box (Free Trial) – A desktop application to manage your YouTube account. You can do things like bulk follow/comment/message people to grow your audience & reach on YouTube.
Social Locker (Free Version) – This is the Social Locker I use on the blog to encourage social sharing. While I run the premium version you can get the free version right here!
WP Social SEO Pro (Free Version) – Previously known as Social SEO Booster I use the premium version on this which was featured in this post.
S2 Member (Free Version) – A very powerful membership plugin for WordPress, S2 Member is easy to use and was featured in this tutorial. The free version is feature rich!