# Screen Ruler vs Dasu

The clearest difference is in-app purchases: Dasu at none against Screen Ruler's 2. Dasu also leads on ads (none vs shown). 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. Dasu asks for nothing beyond the download.

## The numbers

| Metric | Screen Ruler | Dasu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (26 ratings)](https://appshunter.io/ios/app/screen-ruler-measure-length/id1174757735/reviews)** | — |
| Number of ratings | **26** | — |
| 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 | 42 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [向阳 杨](https://appshunter.io/developer/1174757734) | [Socheat Leng](https://appshunter.io/developer/1528841743) |

## 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 |


### Dasu

[App page](https://appshunter.io/ios/app/dasu/id6771384795)

**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 Dasu free?

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

### Do Screen Ruler or Dasu have ads?

Screen Ruler shows ads; Dasu does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*