Decision app for iPhone & Mac

From back-and-forth
to done.

Stuck between options? Lay them out, weigh what actually matters, and launch a clear, confident call, with a little help from AI.

Coming soon on theApp Store Launching soon
No account, no sign-up No ads, no tracking Private iCloud sync
The Decidd home screen showing a saved decision and a New decision button
Why Decidd

A clear call, not a gut guess.

Stop juggling every option in your head. Decidd gives big decisions a simple, structured way through.

See every trade-off

Lay your options side by side and stop juggling it all in your head.

Weigh what matters

Set how much each criterion counts, so the score reflects your priorities, not the loudest opinion.

Land a clear call

Get a ranked answer you can trust, and see how solid it really is.

Real engineering math

Your result is computed with VDI 2221, the same decision method used to engineer spacecraft.

See it at a glance

Every option, every overview, in one tap.

Your decisions live in a clean overview. Open any one to see how the options stack up, ranked and color-coded, so the trade-offs are obvious at a glance.

The Decidd overviews screen with ranked options for a job decision
How it works

Five steps to a confident decision.

Name it

Type your decision, or just speak it.

AI suggests

Get options and the criteria that matter.

Rate

Score how each option does on each criterion.

Weigh

Quick this-or-that comparisons set priorities.

Decide

A ranked winner with a short why.

The Decidd result screen with a winning option, radar chart and ranked comparison
The result

A winner you can actually trust.

No black box. You see the winning option, a radar of every trade-off, the full ranking, and a plain-language why, plus how solid the call really is.

Powered by VDI 2221, engineering-grade decision math
Your data stays yours

Private by design.

  • No account, no sign-up. Open the app and start, every feature is available immediately.
  • Stored on your device. Decisions sync privately through your own iCloud, never our servers.
  • No ads, no tracking, no analytics. Decidd doesn't follow you around. Full stop.
  • Works offline. Do it all by hand, or tap in the AI assist when you want it.
Decidd home screen, no account required
Simple pricing

Free to use. Pro when you want more.

Decidd Pro
$4.99 once
One-time purchase. No subscription, ever.
  • Unlimited AI-assisted decisions
  • Sensitivity analysis, how solid your call is
  • Export full PDF reports
  • All templates, icons & backgrounds
Get Decidd

Make your next big call.

Decidd is launching soon on the App Store for iPhone & Mac. Get one email when it goes live.

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