Peak Old Versions APK
Synaptic Labs
Peak is a brain-training app built around short games and puzzles that exercise memory, focus, mental agility, language, problem solving, and related skills. It suits people who want a structured mental workout during a break, a commute, or a daily routine. The onboarding introduces themed exercises such as Mental Agility and memory challenges, then invites you to build a personalized training habit. Progress feedback and a Coach-style routine help turn individual games into ongoing practice. With a broad catalog and optional focused programs, Peak keeps cognitive training varied, measurable, and easy to revisit.
Peak version history
Browse Peak release history and pick a build that fits you.
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Latest Peak version
Use the latest build when you want the newest published APK with the most recent release notes and verification signals.
- Version
- 4.31.8
- Size
- 249.07 MB
- Updated
- 08/17/2026
Previous APK versions
Older APK builds are useful when a device cannot run the newest release or when you need to compare changes between versions.
Peak 4.31.8
LatestVersion comparison
Compare version numbers, release dates, file sizes, Android requirements, and verification status before choosing a build.
| Version | Version code | Release date | Size | Minimum Android |
|---|---|---|---|---|
| 4.31.8 | 801106 | 08/17/2026 | 249.07 MB | Android 7.0+ |
Android compatibility by version
Check the minimum Android version for each APK before installing it on an older device.
- 4.31.8Android 7.0+
Old version safety notes
Before installing an older APK, compare package identity, source notes, SHA-256, scan status, and the download flow. APK safety checklist
- File SHA-256
- N/A
- Source
- APK Downloader pages.dev
Peak old versions FAQ
Which Peak old version should I download?
Choose the newest version that supports your device, then verify its file size, Android requirement, SHA-256, and download availability before installing.