# Stack Colors! vs Pencil Rush 3D

The clearest difference is in-app purchases: Pencil Rush 3D at none against Stack Colors!'s 2. Pencil Rush 3D also leads on iOS requirement (12.5 vs 14.0). Stack Colors!'s advantage is ratings volume (181K vs 44K). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Stack Colors! sells 2 one-off in-app purchases. Pencil Rush 3D asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Stack Colors! against 4.6 for Pencil Rush 3D. Both are backed by a comparable volume of ratings — 181K and 44K respectively. Written reviews are what separate them: 49% of Stack Colors!'s written reviews are positive against 53% of Pencil Rush 3D's.

Stack Colors! ships an update every 6 weeks, Pencil Rush 3D every 5 weeks. Both last shipped on September 25, 2026.

## The numbers

| Metric | Stack Colors! | Pencil Rush 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (181K ratings)](https://appshunter.io/ios/app/stack-colors/id1504295793/reviews) | **[4.6 (44K ratings)](https://appshunter.io/ios/app/pencil-rush-3d/id1546059465/reviews)** |
| Number of ratings | **181K** | 44K |
| Positive reviews | 49.0% of reviews | **52.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 217 MB | 235 MB |
| Requires iOS | 14.0 | **12.5** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Voodoo](https://appshunter.io/developer/714804730) | [Gismart](https://appshunter.io/developer/666830030) |

## What reviewers say

### 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


### Pencil Rush 3D

[App page](https://appshunter.io/ios/app/pencil-rush-3d/id1546059465)

Embark on a vibrant obstacle course adventure, tracing paths with a colorful pencil. Collect more pencils to expand your color palette while skillfully dodging hazards. Reach the finish line to reveal a stunning, colorful creation.

**Highlights:** Trace and race on obstacle courses, Collect colorful pencils, Dodge obstacles to avoid game over, Create colorful collections, Vibrant 3D graphics

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🎨 Satisfying art creation
- 🌈 Colorful and visually appealing
- 🕰️ Calming and relaxing gameplay

**What reviewers complain about**

- 💤 Repetitive painting options
- 📢 Excessive and intrusive advertisements
- 🔁 Lack of new content/levels

**Reported bugs**

- Glitches with special pencils
- Coins/rewards not saving properly
- Crashing or freezing issues

**Requested features**

- More unique painting options
- Ability to create custom artwork
- Reduced advertisements or paid ad-free version


## Frequently asked questions

### Is Stack Colors! free?

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

### Is Pencil Rush 3D free?

Pencil Rush 3D is free to download, with no in-app purchases.

### Which has better reviews, Stack Colors! or Pencil Rush 3D?

Pencil Rush 3D is rated higher. Stack Colors! averages 4.6 out of 5 from 181K ratings, while Pencil Rush 3D averages 4.6 from 44K ratings.

### Do Stack Colors! or Pencil Rush 3D have ads?

Both Stack Colors! and Pencil Rush 3D show ads.

### Which is updated more often, Stack Colors! or Pencil Rush 3D?

Stack Colors! ships an update every 6 weeks, and Pencil Rush 3D every 5 weeks. Most recently, Stack Colors! was updated on September 25, 2026 and Pencil Rush 3D 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.*