# Protractor+ vs Just Scale kitchen scale

The clearest difference is rating: Protractor+ at 4.1 against Just Scale kitchen scale's 1.8. Protractor+ also leads on ratings volume (10K vs 70). Just Scale kitchen scale's advantage is in-app purchases (none vs 1) and update cadence (every 3 days vs every 2 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Protractor+ sells 1 one-off in-app purchase. Just Scale kitchen scale asks for nothing beyond the download.

Protractor+ holds the better App Store score, 4.1 against 1.8. That said, the two scores are not equally well evidenced: Protractor+ has 10K ratings behind it against 70, so its average is the more settled of the two. Written reviews point the same way: 15% of Protractor+'s written reviews are positive against 7% of Just Scale kitchen scale's.

Protractor+ ships an update every 2 months, Just Scale kitchen scale every 3 days. The most recent releases landed on September 30, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Protractor+ | Just Scale kitchen scale |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (10K ratings)](https://appshunter.io/ios/app/protractor-plus/id631311541/reviews)** | [1.8 (70 ratings)](https://appshunter.io/ios/app/just-scale-kitchen-scale/id1530622023/reviews) |
| Number of ratings | **10K** | 70 |
| Positive reviews | **14.9% of reviews** | 7.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 21 MB | 58 MB |
| Requires iOS | 17.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tue Nguyen Minh](https://appshunter.io/developer/434811167) | [ReFleX Wireless Inc.](https://appshunter.io/developer/666581212) |

## What reviewers say

### Protractor+

[App page](https://appshunter.io/ios/app/protractor-plus/id631311541)

Transform your device into a versatile angle measurement tool. Easily measure angles in both degrees and radians with an intuitive interface. Ideal for quick and precise angle readings.

**Highlights:** Angle measurement, Degrees and radians, Intuitive visual control, Elegant design, Pocket protractor functionality

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Features | $1.99 | one-time |

**What reviewers like**

- 🚀 Quick angle measurement
- 👍 Useful for physics labs
- 👍 Easy to use

**What reviewers complain about**

- 🔒 Degrees feature locked behind paywall
- 🐛 Unreliable camera feature
- 🔋 Frequent timeouts force upgrade
- 💰 Aggressive monetization tactics

**Reported bugs**

- Camera feature not working as expected
- Angle measurements not accurate
- Frequent app crashes

**Requested features**

- Ability to measure in degrees without upgrade
- Improved accuracy and responsiveness
- Removal of timeouts and paywalls


### Just Scale kitchen scale

[App page](https://appshunter.io/ios/app/just-scale-kitchen-scale/id1530622023)

Transform your smartphone into an expanded display for your smart kitchen scale. Effortlessly convert between numerous weighing units like kg, oz, lb, and ml, and even convert weight to length for yarn measurement. Supports Siri Shortcuts for convenient control.

**Highlights:** Smartphone as scale display, Unit conversions (kg, oz, lb, ml, cups), Weight to length conversion, Yarn scale functionality, Siri Shortcuts integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Protractor+ free?

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

### Is Just Scale kitchen scale free?

Just Scale kitchen scale is free to download, with no in-app purchases.

### Which has better reviews, Protractor+ or Just Scale kitchen scale?

Protractor+ is rated higher. Protractor+ averages 4.1 out of 5 from 10K ratings, while Just Scale kitchen scale averages 1.8 from 70 ratings.

### Do Protractor+ or Just Scale kitchen scale have ads?

Neither Protractor+ nor Just Scale kitchen scale shows ads.

### Which is updated more often, Protractor+ or Just Scale kitchen scale?

Protractor+ ships an update every 2 months, and Just Scale kitchen scale every 3 days. Most recently, Protractor+ was updated on September 30, 2026 and Just Scale kitchen scale on September 28, 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.*