# Ruler vs shot.cleaner

The clearest difference is in-app purchases: Ruler at none against shot.cleaner's 2. Ruler also leads on iOS requirement (13.0 vs 15.0). shot.cleaner's advantage is ads (none vs shown) and update cadence (monthly vs every 14 months). On price and device support there is nothing between them.

Both are free to download. shot.cleaner sells 2 in-app purchases, starting at $0.99 per month. Ruler asks for nothing beyond the download.

Ruler ships an update every 14 months, shot.cleaner monthly. The most recent releases landed on October 14, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Ruler | shot.cleaner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (413 ratings)](https://appshunter.io/ios/app/ruler/id1555214809/reviews)** | — |
| Number of ratings | **413** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 14 months | **Monthly** |
| Monetization | Ad-supported | — |
| Size | 6 MB | 7 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Matrix Software Co.](https://appshunter.io/developer/1457004046) | [Vural Cetin](https://appshunter.io/developer/1817972701) |

## What reviewers say

### Ruler

[App page](https://appshunter.io/ios/app/ruler/id1555214809)

Measure objects and distances with an on-screen ruler and augmented reality. Supports inches and centimeters, with features for linear sizes, angles, area, volume, and more. Save your measurements for later use.

**Highlights:** On-screen ruler for small objects, Augmented Reality (AR) measuring, Measure linear sizes in cm/inches, Calculate angles, area, and volume, Save measurements, Generate plan projections

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

**In-app purchases:** none

**What reviewers like**

- 👍 Basic caliper and spirit level included
- ✅ Option to opt-out of data selling/sharing
- 👌 Accurate measurements (Arabic review)

**What reviewers complain about**

- 📏 Inaccurate measurements
- 💥 Frequent app crashes
- 💸 Limited free functionality (5" limit)
- 🚫 Cannot switch to metric (cm)
- 🤷 Unclear AR mode usage

**Reported bugs**

- App crashes on iPhone 17 and iPad
- App crashes within 1 minute
- AR mode not functional
- Cannot switch to cm
- Measurements are out of scale

**Requested features**

- Fix crashing issues
- Enable switching to metric (cm)
- Improve AR mode usability
- Add save and print functionality
- Provide usage instructions


### shot.cleaner

[App page](https://appshunter.io/ios/app/shotcleaner/id6775228456)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Lifetime | $3.99 | one-time |


## Frequently asked questions

### Is Ruler free?

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

### Is shot.cleaner free?

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

### Do Ruler or shot.cleaner have ads?

Ruler shows ads; shot.cleaner does not.

### Which is updated more often, Ruler or shot.cleaner?

Ruler ships an update every 14 months, and shot.cleaner monthly. Most recently, Ruler was updated on October 14, 2026 and shot.cleaner on September 24, 2026.

---

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