# Ring Size Calcluator vs Ring Sizer App

The clearest difference is in-app purchases: Ring Size Calcluator at none against Ring Sizer App's 3. Ring Size Calcluator also leads on iOS requirement (9.0 vs 16.6). Ring Sizer App's advantage is update cadence (every 2 months vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. Ring Sizer App sells 3 in-app purchases, starting at $4.99 per 7 days. Ring Size Calcluator asks for nothing beyond the download.

Ring Size Calcluator ships an update every 7 months, Ring Sizer App every 2 months. The most recent releases landed on October 20, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Ring Size Calcluator | Ring Sizer App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/ring-size-calcluator/id1572440402/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 48 MB | 24 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nuox technologies](https://appshunter.io/developer/1547376240) | [Appsy Digital](https://appshunter.io/developer/1772913485) |

## What reviewers say

### Ring Size Calcluator

[App page](https://appshunter.io/ios/app/ring-size-calcluator/id1572440402)

Easily determine your ring size at home. This utility app allows you to measure your finger using common household items like credit cards or coins. Get accurate measurements for your jewelry purchases.

**Highlights:** Measure ring size, Use debit/credit card for measurement, Use coins for measurement, Home measurement tool

**Features:** macOS Compatibility

**In-app purchases:** none


### Ring Sizer App

[App page](https://appshunter.io/ios/app/ring-sizer-app-accurate/id6747257280)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plus | $4.99 | per 7 days |
| Annual Plus | $24.99 | per year |
| Lifetime Ring Sizer | $4.99 | one-time |


## Frequently asked questions

### Is Ring Size Calcluator free?

Ring Size Calcluator is free to download, with no in-app purchases.

### Is Ring Sizer App free?

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

### Do Ring Size Calcluator or Ring Sizer App have ads?

Neither Ring Size Calcluator nor Ring Sizer App shows ads.

### Which is updated more often, Ring Size Calcluator or Ring Sizer App?

Ring Size Calcluator ships an update every 7 months, and Ring Sizer App every 2 months. Most recently, Ring Size Calcluator was updated on October 20, 2026 and Ring Sizer App on October 4, 2026.

---

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