30-Second Quick Rounds
Short, high-energy sessions built for fast replay loops.
Reaction Pulse
Fast Reflex Challenge For Everyone
Reaction Pulse is a family-friendly reflex game with short rounds, colorful targets, and instant replay. Train focus, improve reaction speed, challenge friends with one-tap score sharing, and extend eligible runs with ad-supported continue flow.
iOS 17+
Age 4+
English + Vietnamese
No Backend
Key Features
Easy To Learn, Hard To Master
Tap the correct target quickly while avoiding distractors.
Streak Bonus
Stay accurate to trigger bonus points every 5 correct taps.
Share Challenge
Share score card, caption, app link, and QR code in one flow.
Rewarded Revive
Game Over can offer one rewarded continue so players get one more shot in an eligible run.
Story (Age 4+)
In Rainbow Energy Land, little Pulse Sprites are drifting away from their home gates. You play as the Light Guide who helps each Sprite find the right gate before time runs out.
Mission
Find the glowing star target, tap quickly and accurately, then build streaks and beat your best score.
Why This Theme
Friendly and safe for children, bright visual language, and no scary or violent context.
“The Pulse Sprites are lost in Rainbow Energy Land. Guide them home before time runs out. Tap fast, stay focused, and challenge your friends.”
“The Pulse Sprites are drifting in Rainbow Energy Land. Guide them home before time runs out. Tap fast, stay accurate, and challenge your friends.”
Core Gameplay
- 30-second timed round
- One correct target appears with distractors
- Tap correct: +10 points
- Tap wrong: -5 points
- Miss: -5 points
- Streak bonus every 5 correct taps
- Difficulty increases over time
Game Over includes optional one-time continue, instant restart, and native share sheet with image + link + text.
Start → Spawn Target → Player Taps → Score Updates → Difficulty Increases → Timer Ends → Game Over → Share / Restart → Repeat
Who It Is For
Kids 4+ & Families
Simple and colorful interaction with clear goals.
Quick Arcade Players
Designed for short 30-60 second sessions.
Score Challenge Friends
Built-in sharing and competitive replay loop.
Product Strategy
Reaction Pulse follows a validate-first approach: build fast, launch fast, measure retention, then decide to scale or kill.
- Short session loop (30-60 seconds)
- High replay intent
- Social challenge growth loop
- Simple architecture with no backend dependency
Architecture (iOS 17+)
App Layer
ReactionMasterApp, root navigation, environment injection.
Presentation Layer
Home, HowToPlay, Game, HUD, GameOver with bilingual EN/VI copy.
Game Engine Layer
GameState as source of truth, GameEngine for pure game logic.
Service Layer
AdManager, PurchaseManager, StorageManager, ShareManager isolated from UI.
Monetization & Metrics
Google AdMob supports rewarded revive and interstitial ads, with Remove Ads purchase support in the app architecture.
D1 retention, average session length, share tap/completion rate, install CTR from shared links.
D1 retention target ≥ 30%. If D1 < 25%, kill or pivot.
Ads and Privacy
Reaction Pulse uses Google AdMob for rewarded and interstitial ads. The app does not request ad consent or App Tracking Transparency on launch. Consent flow and tracking permission are requested only when the app is about to use ads, and non-personalized ads can still run if tracking is denied.
Rewarded Ad
Used for one-time revive from Game Over.
Interstitial Ad
Shown after eligible Game Over moments on a session cadence.
Consent Timing
UMP consent and ATT are deferred until ads are actually needed.
Roadmap
Phase 1 - Core MVP
Core loop, timer, scoring, difficulty scaling, game over, local high score, animation, haptics.
Phase 2 - Monetization
Share challenge flow, share prompts, cooldown, and share milestone rewards.
Phase 3 - Optimization
Analytics, retention tuning, ad placement tuning, social funnel tracking, A/B testing.