# Protractor+ vs Eboard   for balance car

The clearest difference is in-app purchases: Eboard   for balance car at none against Protractor+'s 1. Eboard   for balance car also leads on update cadence (fortnightly vs every 2 months) and iOS requirement (7.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Protractor+ sells 1 one-off in-app purchase. Eboard   for balance car asks for nothing beyond the download.

Protractor+ ships an update every 2 months, Eboard   for balance car fortnightly. The most recent releases landed on October 2, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Protractor+ | Eboard   for balance car |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (10K ratings)](https://appshunter.io/ios/app/protractor-plus/id631311541/reviews)** | — |
| Number of ratings | **10K** | — |
| Positive reviews | 14.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 21 MB | 5 MB |
| Requires iOS | 17.6 | **7.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tue Nguyen Minh](https://appshunter.io/developer/434811167) | [Shenzhen LingDong Intelligent Technologies CO., LTD.](https://appshunter.io/developer/1251873828) |

## 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


### Eboard   for balance car

[App page](https://appshunter.io/ios/app/eboard-for-balance-car/id1244954074)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Protractor+ free?

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

### Is Eboard   for balance car free?

Eboard   for balance car is free to download, with no in-app purchases.

### Do Protractor+ or Eboard   for balance car have ads?

Neither Protractor+ nor Eboard   for balance car shows ads.

### Which is updated more often, Protractor+ or Eboard   for balance car?

Protractor+ ships an update every 2 months, and Eboard   for balance car fortnightly. Most recently, Protractor+ was updated on October 2, 2026 and Eboard   for balance car on September 17, 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.*