http://analyzeid.com - Analyze ID - Find other websites owned by the same person. Uses Adsense, Google Analytics & more as digital finger prints to track the same owner.
http://spyonweb.com - Spyonweb - We take the information from public sources, then structure it for your quick and convenient search for the websites that probably belong to the same owner.
http://www.newscred.com - Newscred - Easily manage content creation, distribution, and measurement -- across channels, teams, and global markets -- all on a single platform.
https://www.scripted.com - Scripted - Scripted has thousands of expert writers ready to supercharge your inbound traffic with outstanding blogs, stellar white papers, and more.
https://percolate.com - Percolate - Percolate powers successful multi-channel marketing. From simplifying content creation to measuring campaign impact, Percolate helps you work smarter and faster at every step of your marketing.
http://visual.ly - Visual.ly - Create stunning inforgraphics and data visualizations
http://www.skyword.com - Skyword - Thousands of skilled and influential writers, designers, and videographers to help you tell your story.
https://www.screamingfrog.co.uk/seo-spider/ - Screaming Frog SEO Spider Tool - The SEO Spider is a desktop program you can install locally on PC, Mac or Linux which crawls websites' links, images, CSS, script and apps to evaluate onsite SEO
https://www.deepcrawl.com - Deepcrawl - DeepCrawl is the world's most comprehensive website crawler. Analyse your website architecture to understand and monitor technical issues to improve SEO performance
https://www.botify.com - Botify - Botify gathers SEO data from across the entire ranking process of your pages including Crawlability, Indexing, Content Quality, User Behavior, and Organic Visits and delivers deep insights to help you improve the impact of your SEO efforts
http://beamusup.com - Beamusup - Desktop SEO Crawler for OSX, Linux, Windows
https://ahrefs.com/keywords-explorer - Ahrefs Keywords Explorer 2.0 - Get thousands of relevant keyword ideas with accurate search volume, keyword difficulty score and advanced metrics like Clicks, Return rate and Parent topic.
http://keywordtool.io - Keywordtool.io - Keyword Tool Helps You Find The Keywords That People Are Typing Into Google Search Box
https://ubersuggest.io - Ubersuggest - Quickly find new keywords not available in the Google Keyword Planner
http://termexplorer.com/Public - Termexplorer - TermExplorer delivers the highest volume of relevant keywords & most actionable competitive data available.
http://www.wordstream.com/free-keyword-tools - Wordstream Keyword Tools - WordStream's free keyword tools are an integrated, actionable suite designed to help search marketers with keyword suggestion, keyword grouping, keyword analysis, long-tail keyword research and negative keyword discovery
https://serps.com - Serps.com - Rank Tracking & Keyword Research Database
https://www.keywordrevealer.com - Keyword Revealer - The Ultimate Keyword Research Tool. Pioneer of the keyword research tool sector.
Local SEO Tools
https://moz.com/local - MOZ Local - Moz Local ensures that your local business listings are correct, consistent, and visible across the web.
https://hallanalysis.com/json-ld-generator/ - JSON-LD Schema Generator For SEO - One of the easiest ways to add Schema's structured markup to a page is to use JSON-LD. With this tool you can quickly generate the correct JSON-LD for any page on your site.
https://synup.com - Synup.com - See How Your Business Is Doing on the most important local directories, search engines and review sites.
https://www.mypresences.com/services - Mypresences.com - Advanced tool to help businesses discover and create presences on 1000+ online services and apps.
https://www.google.com/business/ - Google My Business - Get your business hours, phone number, and directions on Google Search and Maps
https://www.eebew.com/spider/ - Webbee SEO Spider Tool - Web auditor that crawls and audits your website with respect to major search engine's guidelines. It gathers meta data, keywords, schema, headings and internal links from HTML and organize them in tabular form for user ease.
https://audisto.com - Audisto.com - Crawler with advanced analytics that measures the structure, performance and implementation quality of your website.
http://seocrawler.co - Seocrawler.co - Analyze page speed, find & remove duplicate title & meta tags, identify duplicate content, check broken links and other valuable on-page data.
https://www.quicksprout.com - Quicksprout Website Grader - Easiest way for you to know what is happening on your website and how to improve your website to grow your traffic.
http://www.link-assistant.com - SEO PowerSuite - SEO PowerSuite covers every step of an SEO campaign of any caliber, from rankings to on-page to backlinks. - Online Marketing Platforms|Rank Tracking
https://pageweight.imgix.com - Imgix Page Weight Tool - Find out if images are slowing down your web pages. Learn how to take steps to optimize them better.
PPC Tools
https://adwords.google.com - Google Adwords - Be seen by customers at the very moment that they're searching on Google for the things you offer.
https://ads.twitter.com - Twitter Ads - Get your messages in front of people not yet following you by promoting your Tweets
https://www.reddit.com/advertising - Reddit Ads - Promote on reddit and reach more than 234 million engaged and passionate users through a flexible programmatic platform.
http://www.outbrain.com - Outbrain - Reach an engaged audience through flexible, pay-per-click model and grow traffic to your articles, blog, and your mobile-optimized or video content.
http://supermetrics.com - Supermetrics.com - Turns Google Drive into a full-blown business reporting system for web analytics, social media and online marketing
https://automateads.com,Automateads.com - Automate Ads offers advertisers end-to-end automation of important daily campaign management tasks such as budget management, creative and target market A/B testing, programmatic bid optimization, keyword sourcing, and ad rotation. - PPC Tools|Social Media
http://klear.com - Klear.com - Social intelligence platform that helps brands do smarter marketing
http://www.oktopost.com - Oktopost.com - Easily manage, measure and amplify all of your social media marketing
https://postcron.com/en - Postcron.com - Auto post on Facebook Pages, Facebook Groups, Facebook Events and Profiles, Twitter accounts, LinkedIn Company Pages and Profiles, Google Plus, Pinterest & Instagram, all from one place
https://www.rafflecopter.com - Rafflecopter - Helps to launch and manage a giveaway for any brand, on any website.
http://www.samdesk.io - Samdesk.io - Content Management System for Social Media UGC Content
https://pablo.buffer.com - Pablo by Buffer - Create beautiful images easily to make your posts pop
http://quuu.co - Quuu.co - Hand-curated content suggestions for social media
https://kuku.io - Kuku.io - Analyze your content and dependencies between social media metrics with social media analytics tools
https://www.socialstatus.io - Socialstatus.io - Automate your social media reporting - Reporting Tools|Social Media
http://peakfeed.com - Peakfeed.com - PeakFeed puts key stats from all your social media profiles into one simple report, automatically delivered to your email inbox every week.
https://repuso.com - Repuso.com - Collect social proof reviews, showcase on your website.
https://drumup.io - Drumup.io - DrumUp discovers and helps you share great content to your social media accounts so you can start meaningful conversations with your followers.
https://sumall.com - Sumall.com - Social media reports will help you and your clients drive social media success.
https://swat.io - Swat.io - The Enterprise & Agency Solution for Content Planning, Community Management and Social Customer Service.
https://peakfeed.com/hemlock - peakfeed.com - Hemlock automatically aggregates all the stuff your competitors do online and lets you analyze and explore it through a simple, calendar interface.
Visitor Analytics
https://www.google.com/analytics - Google Analytics - Google Analytics Solutions helps you turn customer insights into real gains.
https://mixpanel.com - Mixpanel - Deeply understand every user's journey with instant insights for everyone on mobile and web.
https://www.premiumdrops.com - Premiumdrops.com - Analyze millions of active, auction, pre-release, expiring and expired domain names every day and make available domain information that helps find domains worth acquiring.
https://domains-index.com - Domains-index.com - Building web scraper or doing marketing research you face a problem of obtaining domain lists for crawling. We collected and update them regularly for one of our projects and are happy to share. gTLD, ccTLD, and newgTLDs, everything in one place.