# Medidor de Alianças vs Ring Sizer

The clearest difference is in-app purchases: Medidor de Alianças at none against Ring Sizer's 5. Medidor de Alianças also leads on ads (none vs shown). Ring Sizer's advantage is update cadence (every 3 months vs every 51 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Ring Sizer sells 5 in-app purchases, starting at $1.99 per 7 days. Medidor de Alianças asks for nothing beyond the download.

Medidor de Alianças ships an update every 51 months, Ring Sizer every 3 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Medidor de Alianças | Ring Sizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (463 ratings)](https://appshunter.io/ios/app/ring-sizer-ring-size-meter/id1666860110/reviews)** |
| Number of ratings | — | **463** |
| Positive reviews | — | 77.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 51 months | **Every 3 months** |
| Monetization | — | Free with in-app purchases |
| Size | 19 MB | 92 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [D G CUNHA JOIAS EIRELI](https://appshunter.io/developer/1580072116) | [AppLiks Sp. z O.O.](https://appshunter.io/developer/1804335622) |

## What reviewers say

### Medidor de Alianças

[App page](https://appshunter.io/ios/app/medidor-de-aliancas/id1580072114)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-ring-size-meter/id1666860110)

Easily measure jewelry ring sizes using your phone's screen. Simply place your ring on the screen and adjust the slider to match its inner edge. The app provides accurate sizing in multiple international measurement systems.

**Highlights:** Measure ring size by diameter or circumference, Support for metric and imperial units, Multiple international sizing systems, Save measurement results, Integrated ruler for other measurements

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $1.99 | per 7 days |
| Weekly Access | $2.99 | per 7 days |
| Weekly Access with Trial | $2.99 | per 7 days |
| Yearly Access | $3.99 | per year |
| Yearly Access | $9.99 | per year |

**What reviewers like**

- 🚀 Accurate measurements
- 👍 Intuitive interface
- 🌍 Supports multiple measurement systems
- 💾 Convenient storage of measurements
- 🌍 Worldwide compatibility

**What reviewers complain about**

- 🐛 Inaccurate measurements
- 💰 Deceptive trial/pricing
- 🔢 Limited size range

**Reported bugs**

- Incorrect size conversions
- Inconsistent performance

**Requested features**

- Dark mode option
- Additional measurement methods


## Frequently asked questions

### Is Medidor de Alianças free?

Medidor de Alianças is free to download, with no in-app purchases.

### Is Ring Sizer free?

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

### Do Medidor de Alianças or Ring Sizer have ads?

Ring Sizer shows ads; Medidor de Alianças does not.

### Which is updated more often, Medidor de Alianças or Ring Sizer?

Medidor de Alianças ships an update every 51 months, and Ring Sizer every 3 months. Most recently, Medidor de Alianças was updated on October 27, 2026 and Ring Sizer on October 30, 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.*