Fourteen tools we built ourselves
Not listings. Actual utilities, running in your browser, with no account and nothing sent anywhere.
Money and pricing
Six calculators for the numbers a small business argues about most.
Profit margin
Gross, operating and net from revenue and costs.
No signup · Runs in your browserBreak-even
Units and revenue needed to cover fixed and variable costs.
No signup · Runs in your browserFreelance rate
Hourly rate from target income, billable hours and tax.
No signup · Runs in your browserCustomer lifetime value
CLV from average order, frequency and lifespan.
No signup · Runs in your browserSaaS pricing
Monthly price and customer count from cost, margin and churn.
No signup · Runs in your browserEquity dilution
Ownership before and after a priced round.
No signup · Runs in your browserWeb and content
Five utilities for the fiddly parts of publishing.
Markdown to HTML
Paste markdown, get clean HTML. Nothing leaves the browser.
No signup · Runs in your browserCSS colour
Hex, RGB and HSL, converted both ways.
No signup · Runs in your browserKeyword density
Word and phrase frequency for a block of text.
No signup · Runs in your browserReading time
Estimated minutes at three reading speeds.
No signup · Runs in your browserUTM builder
Tagged campaign URLs with consistent naming.
No signup · Runs in your browserTime and safety
Three that just run, with nothing to configure.