ComingUp ComingUp
Decision journal & calibration tracker for iPhone

Decision journal & calibration tracker for iPhone

Jul 16, 2026 Productivity
calibration decision-making ios journaling self improvement

Gallery

Decision journal & calibration tracker for iPhone

About

I recently built an iOS app after many years of pause, and wanted to share it here in case the idea is interesting for others. Reckon is a decision journal, but not a journaling app in the conventional sense. The core idea is a decision logged with a predicted outcome, a confidence percentage, and a review date. Between creating and resolution, you can add check-ins: new info, tagged positive/negative, updated confidence; these serve as a history log of what happened along the way, so you don’t...

Comments (5)

Jaida Jast Jaida Jast 1 week ago

calibration without decent scoring is just journaling with extra steps

Alvera O'Keefe Alvera O'Keefe 1 week ago

market of people who actually journal decisions is roughly 14 people

Krista Bayer Krista Bayer 1 week ago

who actually sticks with logging decisions past the first week tho

Baylee Kuhn Baylee Kuhn 1 week ago

why would ppl pay for this vs just using apple notes

Myrl Willms Myrl Willms 4 days ago

swiftui? and whats the revenue model here