Free tools for makers
Small, fast tools for the numbers and links makers deal with every week. They run in your browser, need no account and keep nothing.
MRR calculator
Free MRR calculator: add your plans, billing periods, subscribers and discounts, and get monthly recurring revenue and ARR. Runs in your browser.
Free toolARR calculator
Free ARR calculator: turn MRR into annual recurring revenue and see where it lands in 12 months at your monthly growth and churn. Runs in your browser.
Free toolUTM link builder
Free UTM builder: add utm_source, utm_medium and utm_campaign to any link in seconds, with presets for Instagram, X, TikTok and LinkedIn bio links.
Free toolRevenue card generator
Free MRR screenshot and milestone card generator: turn your revenue into a clean image with a growth chart for X, LinkedIn and Reddit. No sign-up.
Each tool explains the math it uses, so the number holds up when someone asks. Hit a milestone? The revenue card generator turns your MRR into an image for X or LinkedIn. For the definitions behind them, see MRR and ARR in the glossary, and how to track link in bio clicks with UTM tags for what to do with a tagged link. To show a figure people can trust, compare open startup dashboards or the other comparisons.
One link for everything you make
Free for up to 5 projects. Pro is $20/year.