# StackUp: Reflex Game — Stack as high as you can

> A hyper-casual arcade game focused on precise stacking and reflex timing. (iPhone/iPad app by Hassen Ahmad.)

- Source: https://appshunter.io/ios/app/stackup-reflex-game/id6762530690 (this page in markdown: same URL + `.md`)
- Developer: [Hassen Ahmad](https://appshunter.io/developer/1892494943)
- Category: Games, Casual, Puzzle
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 26.4 · 4 MB
- Languages: American English
- Released: 2026-04-20
- Data updated: 2026-06-26
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/stackup-reflex-game/id6762530690/reviews.md

## What is StackUp?

Tap. Stack. Climb.
A bar slides across the screen. Tap to drop it. Land it clean and your stack grows. Miss the edge and your bar gets shorter. Drop it too far and you lose a life.
Simple rules. Tight timing. One screw-up away from disaster.

FEATURES
- One-tap gameplay the whole game lives in your thumb
- Perfect landings grow your bar back and feel incredible
- Rare multiplier tiles appear deep in runs 2x, 3x, 5x, 10x your score
- 3 difficulty modes with hidden unlocks
- Game Center leaderboards for each mode
- Dark and light themes
- Haptic feedback on every landing
- Offline. No account needed. No sign-up.

Hidden Modes:
The menu bars hide two unlockable modes. Figure out the pattern. Once you unlock Insane, you've earned it one miss and you're done.

Remove Ads:
Short interstitial after each run. $0.99 one-time purchase removes all ads forever. That's it. No subscriptions, no tiers, no gimmicks.

About HAHAHA Games:
StackUp is the third game in the HAHAHA Games series small, sharp, hyper-casual games built solo. Check out TapTrap and StickCatch while you're at it.
hahaha.dev

## Key features

- One-tap gameplay
- Perfect landing bonuses
- Score multiplier tiles
- Multiple difficulty modes
- Game Center leaderboards
- Dark and light themes
- Haptic feedback
- Offline play

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |



## Frequently asked questions about StackUp

### What is StackUp?

StackUp is a hyper-casual arcade game where players tap to stack blocks. The goal is to stack as high as possible by landing blocks precisely, with misses shortening the block or costing a life.

### How do you play StackUp?

You play StackUp by tapping the screen at the right moment to drop a sliding bar onto the stack. Perfect landings extend your bar, while imperfect landings shorten it or result in losing a life.

### Does StackUp have ads?

Yes, StackUp contains short interstitial advertisements after each run. These ads can be permanently removed with a one-time purchase of $0.99.

### Can I play StackUp offline?

Yes, StackUp can be played offline. No account or sign-up is needed, making it accessible anytime, anywhere.

### Are there different modes in StackUp?

StackUp features 3 initial difficulty modes, with additional hidden modes that can be unlocked. One of these is 'Insane' mode, where a single miss ends the game.

### What devices does StackUp support?

StackUp is currently supported on iPhone devices.

### How often is StackUp updated?

StackUp was last updated on April 21, 2026, with version 1.0. It was initially released on April 20, 2026.

### What is the age rating for StackUp?

StackUp has an age rating of 4+, making it suitable for a wide range of players.

## Version history (last 1 release)

### 1.0 — 2026-04-21

No release notes.

## More apps by Hassen Ahmad

- [TapTrap: Reflex Game](https://appshunter.io/ios/app/taptrap-reflex-game/id6762068270)
- [FlipFlop: Reflex Game](https://appshunter.io/ios/app/flipflop-reflex-game/id6762625146)

All apps by Hassen Ahmad: https://appshunter.io/developer/1892494943

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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 2026-06-26.*