# Draw Happy Puzzle vs Calc Quick

The clearest difference is update cadence: Draw Happy Puzzle at every 10 days against Calc Quick's every 19 months. Draw Happy Puzzle also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Draw Happy Puzzle ships an update every 10 days, Calc Quick every 19 months. The most recent releases landed on October 29, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Draw Happy Puzzle | Calc Quick |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (3.7K ratings)](https://appshunter.io/ios/app/draw-happy-puzzle/id1528829924/reviews)** | — |
| Number of ratings | **3.7K** | — |
| Positive reviews | 64.1% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 10 days** | Every 19 months |
| Monetization | Ad-supported | — |
| Size | 275 MB | 5 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [New Story Inc. (Apps)](https://appshunter.io/developer/1468607831) | [Raditya Perdhevi](https://appshunter.io/developer/1558186530) |

## What reviewers say

### Draw Happy Puzzle

[App page](https://appshunter.io/ios/app/draw-happy-puzzle/id1528829924)

Engage your brain with this quick drawing puzzle game. Observe a scene, identify what's missing or incorrect, and draw a simple solution with your finger. Experience satisfying "aha!" moments and enjoy a fun challenge perfect for short breaks.

**Highlights:** Quick drawing puzzles, Identify and fix scenes, Simple line drawing, Satisfying "aha!" moments, Great for short breaks, No artistic skills needed

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ❤️ Love it
- 🎨 Fun drawing game
- 🧠 Educational and cute

**What reviewers complain about**

- 🚫 Too many ads
- 🤔 Repetitive levels
- 🔞 Inappropriate content for kids

**Reported bugs**

- Difficulty progressing through levels
- Crashes and freezes

**Requested features**

- Less ads
- More variety in levels
- Appropriate content for all ages


### Calc Quick

[App page](https://appshunter.io/ios/app/calc-quick/id1558186528)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Draw Happy Puzzle free?

Draw Happy Puzzle is free to download, with no in-app purchases.

### Is Calc Quick free?

Calc Quick is free to download, with no in-app purchases.

### Do Draw Happy Puzzle or Calc Quick have ads?

Both Draw Happy Puzzle and Calc Quick show ads.

### Which is updated more often, Draw Happy Puzzle or Calc Quick?

Draw Happy Puzzle ships an update every 10 days, and Calc Quick every 19 months. Most recently, Draw Happy Puzzle was updated on October 29, 2026 and Calc Quick on October 8, 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.*