v0.9.0 · Closed beta
Tick engine
May 18, 2026
- —Rebuilt tick scheduler on a CSPRNG source — eliminates the rhythmic bias measured in 0.8.x
- —Cut median input-to-render latency by 9 ms on iOS
- —New monochrome UI pass across all training screens
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Changelog
Every build, documented.
REACNAR is in active development. These are the engineering notes from each closed-beta build.
v0.8.2
Latency
May 02, 2026
- —Per-device input latency calibration profile
- —Wired-headphone detection for accurate audio cue timing
- —Fixed a 3 ms drift on Android haptic-only mode
v0.8.0
Leaderboard
Apr 14, 2026
- —Server-side validation for every submitted result
- —Country and mode filters added to the global board
- —Automatic flagging of impossible tap distributions
v0.7.0
Training
Mar 21, 2026
- —Burst Mode added — 3 to 7 cues per session
- —Endurance Mode added — continuous cues for 3 to 10 minutes
- —Consistency score replaces simple average
v0.6.1
Mobile
Mar 02, 2026
- —Smaller-screen layout pass for one-handed use
- —Reduced battery draw during Endurance sessions
- —Fixed a freeze when locking the device mid-session
v0.6.0
UI
Feb 09, 2026
- —Refined typography and rounded corner system
- —New stats screen with reaction-time distribution graph
- —Removed all color from training UI — black, white, gray only