# Screen Ruler vs EC Ruler

The clearest difference is review sentiment: EC Ruler at 100% against Screen Ruler's 55%. EC Ruler also leads on in-app purchases (none vs 2) and ads (none vs shown). Screen Ruler's advantage is ratings volume (26 vs 1). On price, update cadence and device support there is nothing between them.

Both are free to download. Screen Ruler sells 2 one-off in-app purchases. EC Ruler asks for nothing beyond the download.

EC Ruler holds the better App Store score, 4.0 against 3.7. That said, the two scores are not equally well evidenced: Screen Ruler has 26 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 55% of Screen Ruler's written reviews are positive against 100% of EC Ruler's.

Screen Ruler ships an update every 3 months, EC Ruler every 2 months. The most recent releases landed on October 26, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Screen Ruler | EC Ruler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (26 ratings)](https://appshunter.io/ios/app/screen-ruler-measure-length/id1174757735/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/ec-ruler/id1425299804/reviews)** |
| Number of ratings | **26** | 1 |
| Positive reviews | 54.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 18 MB | 20 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [向阳 杨](https://appshunter.io/developer/1174757734) | [Huaping Ye](https://appshunter.io/developer/1639123510) |

## What reviewers say

### Screen Ruler

[App page](https://appshunter.io/ios/app/screen-ruler-measure-length/id1174757735)

Turn your iPhone or iPad into a precise measuring tool. Easily measure lengths in centimeters or inches with features like magnifier mode and haptic feedback. Ideal for daily tasks, office use, DIY projects, and on-the-go measurements.

**Highlights:** Dual units (cm/inches), Precision calibration, Magnifier mode, Haptic feedback, Clean interface, Save and label measurements

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ads-free experience | $1.99 | one-time |
| Support for a cup of coffee | $2.99 | one-time |


### EC Ruler

[App page](https://appshunter.io/ios/app/ec-ruler/id1425299804)

This utility app allows for quick and easy measurement of everyday objects using augmented reality. It leverages your device's camera to provide audio feedback on measurements.

**Highlights:** Augmented reality measurement, Audio feedback for measurements, Measure daily objects, Easy and quick to use, Supports iOS 11 and above

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

**In-app purchases:** none


## Frequently asked questions

### Is Screen Ruler free?

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

### Is EC Ruler free?

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

### Which has better reviews, Screen Ruler or EC Ruler?

EC Ruler is rated higher. Screen Ruler averages 3.7 out of 5 from 26 ratings, while EC Ruler averages 4.0 from 1 ratings.

### Do Screen Ruler or EC Ruler have ads?

Screen Ruler shows ads; EC Ruler does not.

### Which is updated more often, Screen Ruler or EC Ruler?

Screen Ruler ships an update every 3 months, and EC Ruler every 2 months. Most recently, Screen Ruler was updated on October 26, 2026 and EC Ruler on October 20, 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.*