# shortThink

> shortThink (iPhone/iPad app by WAN-CHANG LEE.)

- Source: https://appshunter.io/ios/app/shortthink/id6753848350 (this page in markdown: same URL + `.md`)
- Developer: [WAN-CHANG LEE](https://appshunter.io/developer/1845260268)
- Category: Games, Utilities, Casual, Puzzle
- Price: Free
- Age rating: 4+
- Requires: iOS 18.5 · 13 MB
- Languages: English
- Released: 2025-10-16
- Data updated: 2026-05-16
- User reviews in markdown: https://appshunter.io/ios/app/shortthink/id6753848350/reviews.md

## What is shortThink?

Train your memory with a simple but addictive number game — and rescue your progress with 6 unique brain challenges when you fail!

shortThink is a 3x3 grid memory game that tests how far you can count. Memorize the grid, find the correct number, and push your limits. When you make a mistake, don't give up — enter Rescue Mode and fight for a second chance!

- HOW IT WORKS -

• A 3x3 grid shows 9 numbers. One is your target.
• Memorize the grid during the countdown, then tap the right number.
• Each correct answer advances you further. How high can you go?
• Make a mistake? Choose to restart or enter Rescue Mode!

- 6 RESCUE GAMES -

When you fail, pick from 6 brain-training mini-games:
1. Short Memory — memorize and recall a 1-9 sequence
2. Multiplication — solve multiplication problems under pressure
3. Number Match — flip and match number pairs
4. Number Link — connect number pairs with paths on a grid
5. Schulte Grid — tap numbers 1-25 in order as fast as you can
6. Bubble Counting — count bouncing bubbles accurately

Complete the rescue challenge to save your progress and keep going!

- METRONOME & BREATHING -

• 180 BPM Jogging Metronome with sample-level audio precision
• 4-7-8 Breathing Exercise with guided haptic & audio feedback
• Custom Breathing Rhythms — set your own inhale/hold/exhale timing
• HealthKit integration — log mindful minutes automatically

- WIDGETS -

• Home Screen Widget showing your leaderboard and daily streak
• Lock Screen Widget for a quick glance at your progress
• Consecutive login day counter to keep you coming back

- PERSONAL MESSAGES -

• Add motivational quotes or personal messages
• Sequential or random display mode
• Auto-scroll for long messages

- GAME CENTER -

• Compete globally with Game Center leaderboards
• Track your daily best and all-time records
• 365-day score chart to visualize your progress

- AVAILABLE IN 6 LANGUAGES -

繁體中文, 简体中文, English, Español, Deutsch, 日本語

- BUILT FOR PRIVACY -

• 100% local storage — your data never leaves your device
• No account required. No sign-up. No tracking.
• Optional Keychain backup for login streak persistence

Download shortThink now and see how far your memory can take you!


## Version history (last 5 releases)

### V1.8.1 — 2026-04-07

What's new in shortThink 1.8.1:

NEW
• Neon Glow Rescue Mode — the rescue game selector now features a dazzling neon glow marquee animation with 4-stage speed transitions and haptic feedback
• Top 3 Celebration — complete a rescue game and land in the top 3? Get a special animated celebration with rank-specific visuals
• First Rescue Experience — after completing the tutorial, new players are guided into their first rescue game
• Privacy Screen Redesign — the app switcher protection now shows a beautiful particle animation with rotating rings

IMPROVED
• Game over dialog redesigned with colored buttons and custom glass layout
• Settings changes apply immediately without confirmation prompts
• Multiplication and bubble counting game UI polished
• Leaderboard chart hides today's score to prevent answer leaks
• Screen stays awake during metronome and breathing exercises
• Personal message display remembers position after app restart (no more skipping)

FIXED
• Fixed Widget showing incorrect consecutive login days
• Fixed notification settings reverting after app restart
• Fixed game over dialog not appearing in certain scenarios
• Fixed breathing exercise haptic feedback on first use

STABILITY
• Comprehensive code review: data layer refactored with write-through cache
• Widget update debouncing reduces battery usage
• JSON decode errors now logged with data backup instead of silent failure
• Audio sessions properly released when metronome/breathing stops

### 1.8 — 2025-12-15

- Add a new game 'Bubble Counting'
- Modify the rules of 'Number Multiplication'
- Fix the issue with continuous login records in the Widget
- Fix the problem of misplaced rankings and scores in the leaderboard"

- 新增一個新遊戲“泡泡計數“(Bubble Counting)
- 修改“數字乘法”的規則
- 修正Widget的連續登入紀錄的問題
- 修正排行榜錯置名次和成績的問題

### 1.7 — 2025-11-25

- Metronome: Ensure the screen stays awake (keeps screen on) for "Breathing Training," "Custom Beat," and "Slow Jogging" modes.
- Onboarding: After completing the tutorial, launch a random "Rescue Game" before entering the Home page.
- Leaderboard: Add a celebration screen for the Top 3 players in any game.
- Settings Logic: Disable the mechanism that clears data when "Delay Time" or "Player Name" is modified.
- UI: Polish/Beautify the "Privacy Protection Screen."
- Bug Fix: Fix the issue where "Notification Settings" were not being saved.

- “節拍器”的“呼吸訓練”, “自定義節拍”和“超慢跑”都是螢幕保持開啟.
- 在一結束新手教學後, 可以先玩一個隨機的救援遊戲, 再進入主頁.
- 排行榜任何遊戲的前3名,  增加慶祝頁面.
- 關閉如果修改“延遲時間”和“玩家姓名”清除的機制.
- 美化“隱私保護畫面”.
- 修正“通知設定”沒有儲存的問題.

### 1.6 — 2025-11-22

節拍器功能: 
目前有3個節拍器可以使用: 
	1. 4-7-8 呼吸
	2. 自定義節拍
	3. 快慢跑節拍

### 1.5 — 2025-11-10

- Added interactive animation for the 4/7/8 breathing technique on the Home page.
- Fixed the color of the countdown button on the Home page in Light Mode.
- Updated the leaderboard to refresh in real time.
- Updated the tutorial page for new users.
- Improved overall UI/UX.

- 主頁新增 4/7/8 呼吸法的互動動畫。
- 修正「淺色模式」下主頁倒數按鈕的顏色。
- 排行榜改為即時更新。
- 更新新手教學頁面。
- UI/UX 改進。

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## More apps by WAN-CHANG LEE

- [Vibe Check - Multi Tracker](https://appshunter.io/ios/app/vibe-check-multi-tracker/id6759815412)

All apps by WAN-CHANG LEE: https://appshunter.io/developer/1845260268

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-16.*