# Screen Ruler vs Sightmark

The clearest difference is rating: Sightmark at 5.0 against Screen Ruler's 3.7. Sightmark 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, device support and iOS requirement there is nothing between them.

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

Sightmark holds the better App Store score, 5.0 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.

## The numbers

| Metric | Screen Ruler | Sightmark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (26 ratings)](https://appshunter.io/ios/app/screen-ruler-measure-length/id1174757735/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sightmark/id6760871968/reviews)** |
| Number of ratings | **26** | 1 |
| Positive reviews | 54.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 18 MB | 23 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 17+ |
| Developer | [向阳 杨](https://appshunter.io/developer/1174757734) | [Sellmark Corporation](https://appshunter.io/developer/1708678948) |

## 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 |


### Sightmark

[App page](https://appshunter.io/ios/app/sightmark/id6760871968)

**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 Sightmark free?

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

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

Sightmark is rated higher. Screen Ruler averages 3.7 out of 5 from 26 ratings, while Sightmark averages 5.0 from 1 ratings.

### Do Screen Ruler or Sightmark have ads?

Screen Ruler shows ads; Sightmark 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.*