# Ruler, Measuring Tape vs Ring Sizer

The clearest difference is rating: Ruler, Measuring Tape at 4.3 against Ring Sizer's 2.7. Ruler, Measuring Tape also leads on ratings volume (1K vs 14) and update cadence (monthly vs every 2 months). Ring Sizer's advantage is review sentiment (50% vs 23%) and iOS requirement (14.0 vs 16.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Ruler, Measuring Tape sells 6 in-app purchases, starting at $2.99 per 7 days and Ring Sizer sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Ruler, Measuring Tape holds the better App Store score, 4.3 against 2.7. That said, the two scores are not equally well evidenced: Ruler, Measuring Tape has 1K ratings behind it against 14, so its average is the more settled of the two. Written reviews complicate that: 23% of Ruler, Measuring Tape's written reviews are positive against 50% of Ring Sizer's, so the app with the better star average is not the one people write more warmly about.

Ruler, Measuring Tape ships an update monthly, Ring Sizer every 2 months. The most recent releases landed on September 23, 2026 and August 21, 2026 respectively.

## The numbers

| Metric | Ruler, Measuring Tape | Ring Sizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (1K ratings)](https://appshunter.io/ios/app/ruler-measuring-tape-ar-app/id1462163605/reviews)** | [2.7 (14 ratings)](https://appshunter.io/ios/app/ring-sizer-ring-fing/id6444123111/reviews) |
| Number of ratings | **1K** | 14 |
| Positive reviews | 23.1% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 52 MB | 18 MB |
| Requires iOS | 16.6 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [WHATSTICKER APPS SRL](https://appshunter.io/developer/1784779333) | [Irina Scelcunova](https://appshunter.io/developer/1737748446) |

## What reviewers say

### Ruler, Measuring Tape

[App page](https://appshunter.io/ios/app/ruler-measuring-tape-ar-app/id1462163605)

This app turns your device into a versatile ruler and tape measure using advanced AR technology. It offers precise measurements for objects, rooms, and complex shapes, along with unit conversion and a history log. Ideal for professionals and everyday users needing accurate measurements.

**Highlights:** AR ruler and tape measure, Length and distance measurement, Unit converter (mm, inches, cm), Rectangle, cube, circle, cylinder measurements, Polylines for complex shapes, Angle measurement, Measurement history

**Features:** Family Sharing, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly premium with trial | $2.99 | per 7 days |
| Weekly premium | $2.99 | per 7 days |
| Yearly premium with trial | $29.99 | per year |
| Yearly premium | $29.99 | per year |
| No more ads | $1.99 | one-time |
| Unlock all AR features | $5.99 | one-time |

**What reviewers like**

- 🚀 Accurate measurements
- 👍 Simple and intuitive interface
- 🔒 No ads in free version
- ✨ Handy and useful tool

**What reviewers complain about**

- 🐛 Inaccurate measurements on some devices
- 💰 Subscription required for full functionality
- 🔒 Forced ads in free version
- 🔒 Privacy concerns with data sharing

**Reported bugs**

- Unable to close or exit the app
- Crashes on certain iOS versions
- AR mode displays only in cm

**Requested features**

- Option to set default unit (inches or cm)
- Ability to save and recall past measurements
- Decimal inch display alongside fractional
- Millimeter measurement option


### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-ring-fing/id6444123111)

Accurately measure rings, jewelry, and other objects using advanced AR technology and a digital ruler. Supports multiple international sizing systems for precise fitting.

**Highlights:** Measure rings and jewelry with AR, Digital ruler for object measurement, Supports US, AU/GB, EU/ISO, JP/CN sizing, AR tape measure functionality, Precise diamond/gemstone ring sizing

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ring Sizer | $3.99 | per 7 days |
| Ring Fing Vip for three months | $9.99 | per 3 months |


## Frequently asked questions

### Is Ruler, Measuring Tape free?

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

### Is Ring Sizer free?

Ring Sizer is free to download, with in-app purchases available.

### Which has better reviews, Ruler, Measuring Tape or Ring Sizer?

Ruler, Measuring Tape is rated higher. Ruler, Measuring Tape averages 4.3 out of 5 from 1K ratings, while Ring Sizer averages 2.7 from 14 ratings.

### Do Ruler, Measuring Tape or Ring Sizer have ads?

Both Ruler, Measuring Tape and Ring Sizer show ads.

### Which is updated more often, Ruler, Measuring Tape or Ring Sizer?

Ruler, Measuring Tape ships an update monthly, and Ring Sizer every 2 months. Most recently, Ruler, Measuring Tape was updated on September 23, 2026 and Ring Sizer on August 21, 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.*