# Infinite Ruler vs Architects Ruler

The clearest difference is in-app purchases: Infinite Ruler at none against Architects Ruler's 1. Infinite Ruler also leads on iOS requirement (18.2 vs 26.0). Architects Ruler's advantage is update cadence (every 3 months vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. Architects Ruler sells 1 one-off in-app purchase. Infinite Ruler asks for nothing beyond the download.

Infinite Ruler ships an update every 7 months, Architects Ruler every 3 months. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Infinite Ruler | Architects Ruler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/infinite-ruler/id6746876762/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 6 MB | 4 MB |
| Requires iOS | **18.2** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Eric Savoie](https://appshunter.io/developer/1695096773) | [Gijs Raggers](https://appshunter.io/developer/1438841415) |

## What reviewers say

### Infinite Ruler

[App page](https://appshunter.io/ios/app/infinite-ruler/id6746876762)

Measure objects with precision using a digital ruler that extends beyond your screen. Choose fractional inch or centimeter units and calibrate for accuracy. Ideal for quick measurements when a physical tool isn't available.

**Highlights:** Fractional inch or centimeter measurement, Adjustable precision (1/8, 1/16, 1/32 inch), Extendable ruler beyond screen length, Customizable zero point, Live distance markers, On-device calibration

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

**In-app purchases:** none


### Architects Ruler

[App page](https://appshunter.io/ios/app/architects-ruler/id6755367822)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime scales menu | $0.99 | one-time |


## Frequently asked questions

### Is Infinite Ruler free?

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

### Is Architects Ruler free?

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

### Do Infinite Ruler or Architects Ruler have ads?

Neither Infinite Ruler nor Architects Ruler shows ads.

### Which is updated more often, Infinite Ruler or Architects Ruler?

Infinite Ruler ships an update every 7 months, and Architects Ruler every 3 months. Most recently, Infinite Ruler was updated on October 8, 2026 and Architects Ruler on October 24, 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.*