# Ruler App vs Super Ruler

The clearest difference is price: Super Ruler at Free against Ruler App's $0.99. Ruler App's advantage is ads (none vs shown) and update cadence (every 11 months vs every 109 months). On in-app purchases, device support and iOS requirement there is nothing between them.

Super Ruler is free to download; Ruler App costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ruler App ships an update every 11 months, Super Ruler every 109 months. The most recent releases landed on October 19, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Ruler App | Super Ruler |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[2.6 (5 ratings)](https://appshunter.io/ios/app/ruler-app/id303731879/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 11 months** | Every 109 months |
| Monetization | Paid | — |
| Size | 2 MB | 8 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Piet Jonas](https://appshunter.io/developer/288060167) | [Hany Elmehy](https://appshunter.io/developer/959484887) |

## What reviewers say

### Ruler App

[App page](https://appshunter.io/ios/app/ruler-app/id303731879)

Transform your iPhone or Apple Watch into a precise measuring tool. Easily switch between imperial and metric units and adjust the ruler's height for direct comparisons. Customize your experience with different color schemes.

**Highlights:** Imperial and metric scale switching, Adjustable ruler height, Color scheme customization, Apple Watch compatibility, Switchable ruler scales

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Super Ruler

[App page](https://appshunter.io/ios/app/super-ruler/id1182697242)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ruler App free?

Ruler App costs $0.99, with no in-app purchases.

### Is Super Ruler free?

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

### Do Ruler App or Super Ruler have ads?

Super Ruler shows ads; Ruler App does not.

### Which is updated more often, Ruler App or Super Ruler?

Ruler App ships an update every 11 months, and Super Ruler every 109 months. Most recently, Ruler App was updated on October 19, 2026 and Super Ruler on October 3, 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.*