0 to 99
Fast higher-or-lower card play
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
New Hard mode and worldwide leaderboards. One more run — chase your best!
0 to 99 is a fast mobile card game about one simple decision: is the next number higher or lower?
Each new card is compared against the previous one.
Swipe right if the number is higher.
Swipe left if the number is lower.
The rule is simple, but the pace keeps rising.
As the timer tightens, every decision has to be faster and cleaner.
Features:
- instant higher-or-lower gameplay
- short runs built for quick retries
- rising speed and time pressure
- swipe or tap-area controls
- clean portrait play tuned for mobile
Easy to learn in seconds.
Hard to keep up once the pace starts climbing.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Hard mode is here.
Clear a run to unlock a faster, trickier challenge.
• Worldwide leaderboards — top score & best time (Normal and Hard)
• Per-mode records, with a cleaner records screen
• A revamped results screen — lively score reveals and new-record moments
The developer, HyunJae Yang, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Location
- Identifiers
- Usage Data
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- HyunJae Yang
- Size
- 107.1 MB
- Category
- Puzzle
- Compatibility
Requires iOS 14.0 or later and a device with the A12 Bionic chip or later.
- iPhone
Requires iOS 14.0 or later and a device with the A12 Bionic chip or later.
• iPhone XS
• iPhone XS Max
• iPhone XR
• iPhone 11
• iPhone 11 Pro
• iPhone 11 Pro Max
• iPhone SE (2nd generation)
• iPhone 12 mini
• iPhone 12
• iPhone 12 Pro
• iPhone 12 Pro Max
• iPhone 13 Pro
• iPhone 13 Pro Max
• iPhone 13 mini
• iPhone 13
• iPhone SE (3rd generation)
• iPhone 14
• iPhone 14 Plus
• iPhone 14 Pro
• iPhone 14 Pro Max
• iPhone 15
• iPhone 15 Plus
• iPhone 15 Pro
• iPhone 15 Pro Max
• iPhone 16
• iPhone 16 Plus
• iPhone 16 Pro
• iPhone 16 Pro Max
• iPhone 16e
• iPhone 17 Pro
• iPhone 17 Pro Max
• iPhone 17
• iPhone Air
• iPhone 17e - Mac
Requires macOS 11.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later and a device with the A12 Bionic chip or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Advertising
- Copyright
- © 2026 sidus
