# OnPipe vs Stack Colors!

OnPipe and Stack Colors! both sit at 4.6 stars, but that hides the real split: 49% of Stack Colors!'s written reviews are positive against 40% of OnPipe's. Stack Colors! also leads on ratings volume (181K vs 54K). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. OnPipe sells 1 one-off in-app purchase and Stack Colors! sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for OnPipe against 4.6 for Stack Colors!. Both are backed by a comparable volume of ratings — 54K and 181K respectively. Written reviews are what separate them: 40% of OnPipe's written reviews are positive against 49% of Stack Colors!'s.

OnPipe ships an update every 3 months, Stack Colors! every 6 weeks. Both last shipped on September 25, 2026.

## The numbers

| Metric | OnPipe | Stack Colors! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (54K ratings)](https://appshunter.io/ios/app/onpipe/id1463408890/reviews) | **[4.6 (181K ratings)](https://appshunter.io/ios/app/stack-colors/id1504295793/reviews)** |
| Number of ratings | 54K | **181K** |
| Positive reviews | 39.8% of reviews | **49.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 262 MB | 217 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [SayGames LTD](https://appshunter.io/developer/1551847165) | [Voodoo](https://appshunter.io/developer/714804730) |

## What reviewers say

### OnPipe

[App page](https://appshunter.io/ios/app/onpipe/id1463408890)

Experience the satisfying sensation of slicing various objects like soap, flakes, and grass. Navigate through levels by holding to slice, while avoiding obstacles. Collect and sell items to unlock new and exciting things to cut.

**Highlights:** Satisfying slicing gameplay, Obstacle avoidance, Collect and sell items, Unlockable content, Impressive visual effects, Simple and addictive controls

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |

**What reviewers like**

- 🎮 Satisfying gameplay
- 💤 Relaxing and stress-relieving
- 🕹️ Fun and addictive

**What reviewers complain about**

- 💸 Too many ads
- ⏱️ Short levels
- 🔇 Lack of sound effects

**Reported bugs**

- Game freezing and crashing
- Ads not working as expected
- Issues with loading and navigation

**Requested features**

- Endless mode
- Increased level difficulty and variation
- Sound effects for cutting/slicing


### Stack Colors!

[App page](https://appshunter.io/ios/app/stack-colors/id1504295793)

Arrange and stack platforms of the correct color to build height. Once stacked, launch them to achieve a significant score multiplier in a visually rewarding experience.

**Highlights:** Move and stack colored platforms, Kick stacked platforms, Score boost, Satisfying gameplay

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |
| No Ads | $3.99 | one-time |

**What reviewers like**

- 🎉 Fun and addictive gameplay
- 💥 Satisfying color-matching mechanics
- 🚀 Fast-paced and responsive controls
- 👍 Easy to pick up and play

**What reviewers complain about**

- 🔍 Repetitive and monotonous levels
- 🔋 High battery consumption
- 🐛 Occasional glitches and lags
- 💸 Excessive advertisements

**Reported bugs**

- Freezing and crashing issues
- Color scheme confusion due to similar shades
- Inconsistent bonus/kick mechanics

**Requested features**

- Ability to customize character/avatar
- More varied level designs and challenges
- Multiplayer or competitive modes
- Offline play without ads


## Frequently asked questions

### Is OnPipe free?

OnPipe is free to download, with in-app purchases available.

### Is Stack Colors! free?

Stack Colors! is free to download, with in-app purchases available.

### Which has better reviews, OnPipe or Stack Colors!?

Stack Colors! is rated higher. OnPipe averages 4.6 out of 5 from 54K ratings, while Stack Colors! averages 4.6 from 181K ratings.

### Do OnPipe or Stack Colors! have ads?

Both OnPipe and Stack Colors! show ads.

### Which is updated more often, OnPipe or Stack Colors!?

OnPipe ships an update every 3 months, and Stack Colors! every 6 weeks. Most recently, OnPipe was updated on September 25, 2026 and Stack Colors! on September 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*