pi!
iOS app by Sijun Yang. Education · Sijun Yang
- Store rating
- 0 / 5
- Store rating count
- 0
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 1.0
- Listing last refreshed
- 2026-09-13
View the original store listing
Store description excerpt
How many digits of π can you memorize? π Memorizer helps you learn and recall the digits of pi using a simple, focused approach: see the digits, hide them, type them back. No gimmicks — just effective memorization. LEARN • Study digits in customizable chunks of 5, 10, or 20 • See the digits, then hide and input them from memory • Pick up right where you left off — progress saves automatically • Browse all 10,000 digits with your learned positions highlighted • Tap any group to jump to that position and start practicing TEST • Type digits of π from memory as fast as you can • Timer starts on your first tap — no pressure until you're ready • See your entered digits organized in clean, readable groups • Wrong digit? Game over. See exactly where you went wrong and what the correct digit was • Beat your personal record and track your improvement STATS • Personal best record, learning progress, current streak • Average speed (digits per second), total sessions, and practice time • Full session history to review past attempts APPLE WATCH • Quick-test on the go with a compact numpad • Best record syncs with your iPhone via WatchConnectivity DESIGNED FOR APPLE • Liquid Glass design language — beautiful on iOS 26, iPadOS, and macOS • Apple Pencil Scribble support on iPad — write digits by hand • iCloud sync keeps your progress across all your devices • Haptic feedback on every tap for a satisfying input experience Whether you're a math enthusiast, a memory athlete, or just curious how far you can go — π Memorizer is your companion for the journey from 3.14 to 3.14159265358979323846…
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