# Smart Protractor vs ToolX

The clearest difference is in-app purchases: ToolX at none against Smart Protractor's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Smart Protractor sells 1 one-off in-app purchase. ToolX asks for nothing beyond the download.

Smart Protractor ships an update every 2 weeks, ToolX every 3 weeks. Both last shipped on October 30, 2026.

## The numbers

| Metric | Smart Protractor | ToolX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 8 MB | 63 MB |
| Requires iOS | 17.2 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [Jun Yamabe](https://appshunter.io/developer/1732682049) | [Ngoc Thanh Pham](https://appshunter.io/developer/907794619) |

## What reviewers say

### Smart Protractor

[App page](https://appshunter.io/ios/app/smart-protractor/id6746047543)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### ToolX

[App page](https://appshunter.io/ios/app/toolx-pocket-measure-ultimate/id6753862377)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Protractor free?

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

### Is ToolX free?

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

### Do Smart Protractor or ToolX have ads?

Neither Smart Protractor nor ToolX shows ads.

### Which is updated more often, Smart Protractor or ToolX?

Smart Protractor ships an update every 2 weeks, and ToolX every 3 weeks. Most recently, Smart Protractor was updated on October 30, 2026 and ToolX on October 30, 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.*