# Colors by Number® vs Stacky!

The clearest difference is in-app purchases: Stacky! at none against Colors by Number®'s 21. Colors by Number®'s advantage is device support (4 vs 2). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Colors by Number® sells 17 in-app purchases, starting at $1.99 per 7 days. Stacky! asks for nothing beyond the download.

Colors by Number® ships an update every 3 weeks, Stacky! monthly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Colors by Number® | Stacky! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (74K ratings)](https://appshunter.io/ios/app/colors-by-number-nodraw/id1317690198/reviews)** | — |
| Number of ratings | **74K** | — |
| Positive reviews | 76.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 195 MB | 5 MB |
| Requires iOS | 15 | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EYEWIND LIMITED](https://appshunter.io/developer/1317690197) | [Yusuf Can Dogru](https://appshunter.io/developer/1871695242) |

## What reviewers say

### Colors by Number®

[App page](https://appshunter.io/ios/app/colors-by-number-nodraw/id1317690198)

This pixel art coloring game offers a vast library of images for users of all ages to enjoy. Simply fill in the numbered blocks to create vibrant artwork. It's a fun way to develop fine motor skills and relieve stress.

**Highlights:** Daily updated pixel art library, Easy number-based coloring gameplay, Develops hand-eye coordination, Stress relief for adults, Suitable for children and adults

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Weekly Subscription | $2.49 | per 7 days |
| Weekly Subscription | $3.49 | per 7 days |
| Weekly  Subscription | $3.49 | per 7 days |
| Weekly Subscription | $3.49 | per 7 days |
| Monthly Subscription | $4.99 | per month |
| Monthly Subscription | $6.99 | per month |
| Monthly Subscription | $7.99 | per month |
| Monthly Subscription | $9.99 | per month |
| Monthly Subscription | $14.99 | per month |
| yearly Subscription | $17.99 | per year |
| yearly Subscription | $18.99 | per year |
| yearly Subscription | $27.99 | per year |
| Yearly Subscription | $34.99 | per year |
| yearly Subscription | $36.99 | per year |
| Yearly Subscription | $39.99 | per year |
| yearly Subscription | $46.99 | per year |

**What reviewers like**

- 👍 Relaxing and calming
- 🎨 Variety of pictures to color
- 💻 Offline gameplay
- 🎨 Ability to create own drawings
- 👍 Good for all ages

**What reviewers complain about**

- 🔍 Lack of search function
- 💰 Many pictures locked behind paywall
- 📺 Too many ads
- 🐛 Issues with progress saving
- 🎨 Limited color palette

**Reported bugs**

- Glitches causing pictures to disappear
- Inability to select desired color
- Ads covering UI elements
- Music playback issues

**Requested features**

- Coin system to unlock pictures
- More free picture options
- Ability to save and revisit in-progress drawings
- Option to disable ads
- Larger color palette


### Stacky!

[App page](https://appshunter.io/ios/app/stacky-block-blast/id6762593120)

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

**In-app purchases:** none


## Frequently asked questions

### Is Colors by Number® free?

Colors by Number® is free to download, with in-app purchases available.

### Is Stacky! free?

Stacky! is free to download, with no in-app purchases.

### Do Colors by Number® or Stacky! have ads?

Both Colors by Number® and Stacky! show ads.

### Which is updated more often, Colors by Number® or Stacky!?

Colors by Number® ships an update every 3 weeks, and Stacky! monthly. Most recently, Colors by Number® was updated on October 24, 2026 and Stacky! on October 10, 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.*