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Free tools

Tools for the decisions that cost money

Before you pay for a platform, an ad or a product, there is usually one number that decides whether it works. These tools work that number out with your figures, not a vendor's marketing example. Free, no account, nothing to install.

Illustration of the 12-point checklist

Check your app before a client does

Get the 12-point checklist we test every AI app builder against. Then at most one email a week: what we built, what broke and what it cost. Unsubscribe anytime.