Sum Race is made and published by Thuy Xuan Dao. AppBrain is an independent app data site and isn't affiliated with Thuy Xuan Dao. The app name, icon, screenshots and description belong to Thuy Xuan Dao and are shown as published on the App Store.
AppBrain's verdict
Removed- Rating on App Store
- 3.06
- 47 ratings
- Last updated
- November 6, 2025
Sum Race is no longer on the App Store. It had too few ratings to say what users thought.
Releases
Updates seen on the App Store- Version
- 1.0.3
- Launched
- September 2025
No changelog data
User feedback
Ratings and reviews on the App StoreComments on Sum Race for iOS
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 96.4 MB
- Content rating
- Everyone
Technologies used by Sum Race
About the app and developer
About Sum Race
Sum Race was a games app developed by Thuy Xuan Dao. It was removed from the App Store Jan 6, 2026.
User Ratings
Sum Race was rated 3.06 out of 5 stars, based on 47 ratings.
App Information
Sum Race was free. The app size was 96.44 MB. The last available version was 1.0.3. The last update was on November 6, 2025.
Technical Requirements
The app had a content rating of Everyone. The app had been available on the App Store since September 2025.
Developer information for Thuy Xuan Dao
Address:
Frequently asked questions about Sum Race
Is Sum Race free?
Yes. Sum Race was free on the App Store.
Is Sum Race still available?
No. Sum Race was removed from the App Store. We last saw it there Jan 6, 2026.
How large is Sum Race?
Sum Race is 96.44 MB.
Is Sum Race suitable for children?
App Store rates the content of Sum Race as suitable for everyone.
How do people rate Sum Race?
Sum Race scored 3.06 out of 5 stars, from 47 ratings on the App Store.
Who made Sum Race?
Sum Race was developed by Thuy Xuan Dao. It was listed in the games category on the App Store.
What are the best alternatives to Sum Race?
People looking at Sum Race also look at these games apps: Operator Order, Word Atlas - Puzzle Journey, Maze Treasure Candy, Sparkle Mine, Meow Munch.
Store listing
By Thuy Xuan Dao, from the App StoreSimilar apps
Description by Thuy Xuan Dao Written by the developer, not by AppBrain. Click to read.
How fast can your mind add up?
In Sum Race, numbers are constantly rolling across the screen—you must pick them quickly and reach the target sum before time runs out or mistakes pile up!
Game Modes
Classic – One wrong step and it’s game over.
Timed – Solve as many as possible within the countdown.
Endless – Keep racing until errors stack too high.
Daily Challenge – One unique puzzle every day, just a single chance!
Features
Fast-paced number puzzles that train both logic and reflex.
Clean and colorful interface designed for quick play.
Local progress tracking: scores, combos, mistakes, and history.
Adaptive difficulty with positive/negative numbers, limited steps, and bonus challenges.
Offline play, no Wi-Fi required.
Why Play?
Sum Race blends mental math with reaction speed. It’s perfect for short breaks, brain training, or testing how sharp your reflexes are. Can you keep up with the numbers and hit the perfect sum before time’s up?