Your idea probably sucks.
Let's find out.
Sanity Check is an AI that delivers brutal, honest critiques of your ideas — no cheerleading, no participation trophies. Just the truth, delivered with style.
"You've invented Wag, Rover, and every neighborhood kid's summer job, but with venture capital burn rate."
"Bold claim from someone who clearly hasn't read a terms of service, let alone argued one in court."
"Against all odds, the math isn't terrible. You might actually pull this off — if you skip the cafe."
"Nothing says 'I had a nice pasta' quite like an immutable ledger entry and $14 in gas fees."
"Surprisingly, your cat's refusal to engage is more compelling content than most podcasts. The bar is that low."
Sample critiques — your results may vary (they won't be better)
How it works
A startup pitch, a career pivot, a bold take — anything you want honest feedback on.
AI-powered analysis with a score, verdict, and a one-liner you'll want to screenshot.
Quit your job, pivot, or shelve it. At least now you know.
First critique free · $4.99/mo for 30/month · Need more? $1.99 for 15 extra
Available Now on the App Store
Your first critique is free. No credit card required.