# Smart Level & AR Ruler vs Tiny Protocols

The clearest difference is update cadence: Tiny Protocols at every 3 days against Smart Level & AR Ruler's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Smart Level & AR Ruler sells 4 in-app purchases, starting at $4.99 per 7 days and Tiny Protocols sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Smart Level & AR Ruler ships an update every 2 weeks, Tiny Protocols every 3 days. The most recent releases landed on October 9, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Smart Level & AR Ruler | Tiny Protocols |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (484 ratings)](https://appshunter.io/ios/app/smart-level-and-ar-ruler/id6698865336/reviews)** | — |
| Number of ratings | **484** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 14 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [卓 张](https://appshunter.io/developer/1765233606) | [Tomas Regina](https://appshunter.io/developer/1853851651) |

## What reviewers say

### Smart Level & AR Ruler

[App page](https://appshunter.io/ios/app/smart-level-and-ar-ruler/id6698865336)

This app transforms your iPhone into a versatile digital toolbox. It offers a wide array of measurement and utility tools, utilizing advanced AI and computer vision for precise results.  From measuring lengths and areas to using a protractor and level, it helps you tackle various tasks.

**Highlights:** Length, area, height, distance measurement, Protractor and unit conversion, Level and light sensor, Decibel meter, Scientific calculator, Magnifying glass and compass

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| VIP - Week | $9.99 | per 7 days |
| Monthly Subscription | $19.99 | per month |
| VIP - Year | $69.99 | per year |


### Tiny Protocols

[App page](https://appshunter.io/ios/app/tiny-protocols/id6755725948)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tiny Protocols Pro | $2.99 | one-time |


## Frequently asked questions

### Is Smart Level & AR Ruler free?

Smart Level & AR Ruler is free to download, with in-app purchases available.

### Is Tiny Protocols free?

Tiny Protocols is free to download, with in-app purchases available.

### Do Smart Level & AR Ruler or Tiny Protocols have ads?

Neither Smart Level & AR Ruler nor Tiny Protocols shows ads.

### Which is updated more often, Smart Level & AR Ruler or Tiny Protocols?

Smart Level & AR Ruler ships an update every 2 weeks, and Tiny Protocols every 3 days. Most recently, Smart Level & AR Ruler was updated on October 9, 2026 and Tiny Protocols on September 27, 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.*