STACKOUT – Math Blocks
Merge numbers. Clear the board
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
Master 150 levels, conquer the Elite Journey, build your Neon Home, tackle Daily Challenges, and unleash Power Clears in STACKOUT 1.4!
STACKOUT is a fast, strategic number puzzle where every move matters.
Swipe neighboring tiles to combine their values, hit the exact target, and clear the board before the stack traps you.
Journey through 100 levels across 10 neon chapters, with new challenges and tougher objectives appearing as you progress.
MASTER EXACT CLEARS
Build the exact number shown at the top of the screen and clear it from the board.
TRIGGER POWER CLEARS
Create powerful chains and blast multiple tiles away in spectacular neon reactions.
RACE THE CLOCK
Special timed missions push you to think quickly as the countdown becomes increasingly intense.
EARN UP TO 300 STARS
Complete levels, improve your score, land more Exact Clears, and master Power Clears to earn all three stars.
TAKE ON SPECIAL MISSIONS
Face Exact Clear challenges, Power Clear objectives, timed Speed Stack levels, and mixed mastery missions.
KEEP YOUR RUN ALIVE
Optional rewarded Lifelines can give you another chance after a losing move, while timed levels can offer extra seconds when time runs out.
DAILY STACK
Come back for daily challenges and keep building your streak.
FEATURES
• 100-level Journey
• 10 neon chapters
• 300 stars to earn
• Exact Clear challenges
• Power Clear mechanics
• Timed missions
• Daily Stack challenges
• Optional rewarded Lifelines
• Fast sessions with strategic number puzzles
• Neon visual effects, sound and haptic feedback
Think fast. Stack smart. Hit the exact target.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
STACKOUT 1.4 is our biggest update yet!
• A rebuilt 150-level Journey with tougher, more varied puzzles
• Unlock the new Elite Journey after Level 100
• Build and customize your Neon Home as you progress
• Improved board physics and clearer gameplay feedback
• Daily challenges, balance improvements and lots of polish
The developer, Ricardo Pinheiro, 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:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Ricardo Pinheiro
- Size
- 177.8 MB
- Category
- Puzzle
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - Mac
Requires macOS 13.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Advertising
- Copyright
- © 2026 Ricardo Pinheiro