# Rul3r vs iRuler Plus

The clearest difference is review sentiment: Rul3r at 45% against iRuler Plus's 0%. Rul3r also leads on rating (4.4 vs 1.7) and update cadence (every 2 months vs every 52 months). iRuler Plus's advantage is iOS requirement (9.0 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Rul3r sells 1 one-off in-app purchase and iRuler Plus sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Rul3r holds the better App Store score, 4.4 against 1.7. That said, the two scores are not equally well evidenced: Rul3r has 1.1K ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 45% of Rul3r's written reviews are positive against 0% of iRuler Plus's.

Rul3r ships an update every 2 months, iRuler Plus every 52 months. The most recent releases landed on October 13, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Rul3r | iRuler Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (1.1K ratings)](https://appshunter.io/ios/app/rul3r/id997746189/reviews)** | [1.7 (15 ratings)](https://appshunter.io/ios/app/iruler-plus/id1215565638/reviews) |
| Number of ratings | **1.1K** | 15 |
| Positive reviews | **44.8% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 52 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 7 MB | 11 MB |
| Requires iOS | 16.0 | **9.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YOYASOFT LLC](https://appshunter.io/developer/325345561) | [CONG DUC TRAN](https://appshunter.io/developer/596643264) |

## What reviewers say

### Rul3r

[App page](https://appshunter.io/ios/app/rul3r/id997746189)

This utility app provides a portable ruler for on-the-go measurements. It also includes a suite of additional tools like a protractor, spirit level, and various meters for diverse measurement needs.

**Highlights:** Portable ruler, Protractor, Spirit level, Altimeter, Decibel meter, Plumb line

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

**In-app purchases (1)**

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


### iRuler Plus

[App page](https://appshunter.io/ios/app/iruler-plus/id1215565638)

Measure lengths in centimeters or inches with this virtual ruler app. It offers a user-friendly interface with customizable color themes and styles. Easily measure small objects or long items up to 120 cm.

**Highlights:** Measure in cm or inches, Up to 120 cm scroll ruler, Measure small objects with stick ruler, Multiple ruler themes and colors, Easy to use interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iRuler Premium | $1.99 | one-time |


## Frequently asked questions

### Is Rul3r free?

Rul3r is free to download, with in-app purchases available.

### Is iRuler Plus free?

iRuler Plus is free to download, with in-app purchases available.

### Which has better reviews, Rul3r or iRuler Plus?

Rul3r is rated higher. Rul3r averages 4.4 out of 5 from 1.1K ratings, while iRuler Plus averages 1.7 from 15 ratings.

### Do Rul3r or iRuler Plus have ads?

Both Rul3r and iRuler Plus show ads.

### Which is updated more often, Rul3r or iRuler Plus?

Rul3r ships an update every 2 months, and iRuler Plus every 52 months. Most recently, Rul3r was updated on October 13, 2026 and iRuler Plus on September 26, 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.*