# Ruler+ Utility vs VST Smart

The clearest difference is in-app purchases: VST Smart at none against Ruler+ Utility's 1. VST Smart also leads on ads (none vs shown). Ruler+ Utility's advantage is iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Ruler+ Utility sells 1 one-off in-app purchase. VST Smart asks for nothing beyond the download.

## The numbers

| Metric | Ruler+ Utility | VST Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/ruler-plus-utility/id1017729457/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 46.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 40 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 24 MB | 19 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kyungjin Lee](https://appshunter.io/developer/572393811) | [Nguyen Quoc Oai](https://appshunter.io/developer/1836364887) |

## What reviewers say

### Ruler+ Utility

[App page](https://appshunter.io/ios/app/ruler-plus-utility/id1017729457)

Transform your smartphone into a versatile measuring tool. Instantly measure the length of objects using your phone's screen, with options for fixed or scroll modes. Save your measurements and choose between centimeters or inches for precise results.

**Highlights:** Smartphone ruler, Fixed and scroll measurement modes, Save measurements, Centimeter and inch support, Fine-tune scale, Intuitive interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### VST Smart

[App page](https://appshunter.io/ios/app/vst-smart/id6820918317)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ruler+ Utility free?

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

### Is VST Smart free?

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

### Do Ruler+ Utility or VST Smart have ads?

Ruler+ Utility shows ads; VST Smart does not.

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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.*