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Claim a tile

A circular directory of thousands of tiles. The closer to the center, the bigger the spotlight.

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  • Listing copy generator
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Free tools for founders

Small, free tools for getting a startup listed and found. No sign up, nothing to install.

Cover illustration for the listing copy generator: a card with a one line description, a short description and a 150 character counter.Listing copy generatorTurn a few details about your startup into a one line description, a short and long description, and tags, sized for directory forms.Use the tool Cover illustration for the dofollow link checker: rows of links labelled dofollow, nofollow and sponsored with green, amber and violet tags.Dofollow link checkerPaste any page to see every link on it and whether it is dofollow, nofollow, sponsored or UGC. Confirm your directory backlinks.Use the tool Cover illustration for the launch page grader: a circular score of 86 out of 100 beside a checklist of passed and failed checks.Launch page graderScore your landing page out of 100 on the search and sharing basics, with a list of what to fix first.Use the tool Cover illustration for the social preview checker: a mock link card with a large image, a title and a description.Social preview checkerSee how your link looks when shared on Facebook, LinkedIn, Slack and X, and fix missing Open Graph tags.Use the tool Cover illustration for the MRR and ARR calculator: a rising bar chart of monthly recurring revenue with a dollar sign.MRR and ARR calculatorAdd up your plans to get MRR, ARR and average revenue per account, with a 12 month what-if.Use the tool Cover illustration for the churn calculator: a falling line chart beside a 5 percent churn figure.Churn calculatorWork out customer churn, revenue churn, retention and customer lifetime from one month of numbers.Use the tool Cover illustration for the LTV to CAC calculator: a 3 to 1 ratio with a tall lifetime value bar next to a short acquisition cost bar.LTV to CAC calculatorSee your customer lifetime value, the LTV to CAC ratio and how many months it takes to earn back CAC.Use the tool Cover illustration for the SaaS valuation calculator: a range bar from low to high with a revenue multiple marker.SaaS valuation calculatorA rough valuation range from ARR, growth and churn, with the working shown.Use the tool Cover illustration for the tagline generator: a large quotation mark above two lines of text.Tagline generatorShort, punchy tagline ideas built from what your startup does and who it is for.Use the tool Cover illustration for the tile cost estimator: concentric rings of tiles like the CircleSaaS board with one tile highlighted.Tile cost estimatorSee what a tile costs on the CircleSaaS board for every tier, by month or year.Use the tool Cover illustration for the launch checklist: three rows with ticked checkboxes and a progress bar.Launch checklistAn interactive checklist for before, during and after your launch. Your progress is saved.Use the tool Cover illustration for the UTM link builder: a web address followed by coloured source, medium and campaign tags.UTM link builderTag your links so your analytics show which launch channel or post sent each visitor.Use the tool Cover illustration for the SERP preview tool: a mock Google search result with a blue title, a green web address and grey description lines.SERP preview toolSee how your title and description will look in Google on desktop and mobile, and whether they are cut off.Use the tool Cover illustration for the robots.txt generator: lines of allow and disallow rules inside a code window.Robots.txt generatorBuild a robots.txt file with presets, blocked paths, AI crawler rules and sitemap lines, then copy or download it.Use the tool Cover illustration for the character and word counter: a large count of 280 above a progress bar that is nearly full.Character and word counterCount words, characters and reading time, and check your text against title, description and social post limits.Use the tool Cover illustration for the QR code generator: a QR code pattern with three square corner markers.QR code generatorMake a QR code for your website or any text, with your colours, and download it as PNG or SVG.Use the tool