# KidZoo Camp vs Protractor

The clearest difference is ads: KidZoo Camp at none against Protractor's shown. Protractor's advantage is update cadence (every 9 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

KidZoo Camp ships an update every 2 months, Protractor every 9 days. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | KidZoo Camp | Protractor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.8 (16 ratings)](https://appshunter.io/ios/app/protractor-angle-measure/id6630392312/reviews)** |
| Number of ratings | — | **16** |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | — | Ad-supported |
| Size | 76 MB | 33 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mayuresh Masurekar](https://appshunter.io/developer/1673999417) | [Jens Rieckhof](https://appshunter.io/developer/354266124) |

## What reviewers say

### KidZoo Camp

[App page](https://appshunter.io/ios/app/kidzoo-camp/id6499356358)

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

**In-app purchases:** none


### Protractor

[App page](https://appshunter.io/ios/app/protractor-angle-measure/id6630392312)

Measure angles precisely using your phone's screen or camera. This intuitive tool allows you to adjust measurement lines and instantly see the angular difference. Ideal for professionals and hobbyists needing quick, accurate angle calculations.

**Highlights:** Angle measurement with adjustable lines, Camera integration for real-world measurements, Freeze function for static measurements, Clean and modern user interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KidZoo Camp free?

KidZoo Camp is free to download, with no in-app purchases.

### Is Protractor free?

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

### Do KidZoo Camp or Protractor have ads?

Protractor shows ads; KidZoo Camp does not.

### Which is updated more often, KidZoo Camp or Protractor?

KidZoo Camp ships an update every 2 months, and Protractor every 9 days. Most recently, KidZoo Camp was updated on October 10, 2026 and Protractor on October 24, 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.*