# Smart Meter vs Ruler

The clearest difference is rating: Smart Meter at 3.9 against Ruler's 3.7. Smart Meter also leads on device support (3 vs 1) and ratings volume (10 vs 3). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Smart Meter holds the better App Store score, 3.9 against 3.7. Both are backed by a comparable volume of ratings — 10 and 3 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

## The numbers

| Metric | Smart Meter | Ruler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (10 ratings)](https://appshunter.io/ios/app/smart-meter-ar/id1377055831/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/ruler-screen-accurate-ruler/id6746461013/reviews) |
| Number of ratings | **10** | 3 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | Free |
| Size | 14 MB | 0 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ahmad Almutairi](https://appshunter.io/developer/1239009742) | [Ethan Dietrich](https://appshunter.io/developer/1786120601) |

## What reviewers say

### Smart Meter

[App page](https://appshunter.io/ios/app/smart-meter-ar/id1377055831)

This augmented reality app allows you to measure objects and distances using your device's camera. Simply tap to set start and end points to get accurate measurements in meters or inches. Save your measurements and images for future reference.

**Highlights:** Augmented reality measurement, Accurate ruler, Save measurements, Save measurement images, Easy to use interface, Measure in meters and inches

**Features:** macOS Compatibility

**In-app purchases:** none


### Ruler

[App page](https://appshunter.io/ios/app/ruler-screen-accurate-ruler/id6746461013)

Transform your device into a precise measuring tool. Measure objects, distances, and spaces with fingertip accuracy. Offers real-time results in both metric and imperial units, with professional calibration for your specific device.

**Highlights:** Instant touch measurement, Two-finger measurement, Real-time results (cm/inches), Professional accuracy calibration, Metric & Imperial units, Save and share measurements, Dark & Light mode

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Meter free?

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

### Is Ruler free?

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

### Which has better reviews, Smart Meter or Ruler?

Smart Meter is rated higher. Smart Meter averages 3.9 out of 5 from 10 ratings, while Ruler averages 3.7 from 3 ratings.

### Do Smart Meter or Ruler have ads?

Neither Smart Meter nor Ruler shows ads.

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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.*