# Ring Sizer vs Hatch

The clearest difference is price: Ring Sizer at Free against Hatch's $3.99. Ring Sizer also leads on update cadence (every 2 months vs every 3 months). Hatch's advantage is in-app purchases (none vs 6) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Ring Sizer is free to download; Hatch costs $3.99 up front. Ring Sizer sells 6 in-app purchases, starting at $1.99 per 7 days. Hatch asks for nothing beyond the download.

Ring Sizer ships an update every 2 months, Hatch every 3 months. The most recent releases landed on October 22, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Ring Sizer | Hatch |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.4 (75 ratings)](https://appshunter.io/ios/app/ring-sizer-size-measure-app/id1644578569/reviews)** | — |
| Number of ratings | **75** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 55 MB | 70 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrei Nemtsou](https://appshunter.io/developer/1612416096) | [Amanda Plouffe](https://appshunter.io/developer/1888231933) |

## What reviewers say

### Ring Sizer

[App page](https://appshunter.io/ios/app/ring-sizer-size-measure-app/id1644578569)

Easily determine your ring size using your phone's screen. Simply place a ring on the designated area and adjust the slider to match its inner edges. The app then displays your ring size in various international formats.

**Highlights:** Measure ring size on screen, Adjustable slider for precise fit, Multiple international size formats (US, AU/GB, EU/ISO, JP/CN), In-app ruler for inches and mm

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ring Sizer Premium | $1.99 | per 7 days |
| Premium Weekly | $3.99 | per 7 days |
| Ring Sizer | $4.99 | per month |
| Annual One-Time | $7.99 | per year |
| Ring Sizer | $9.99 | per year |
| Lifetime Premium | $19.99 | one-time |


### Hatch

[App page](https://appshunter.io/ios/app/hatch-mate/id6762465311)

**In-app purchases:** none


## Frequently asked questions

### Is Ring Sizer free?

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

### Is Hatch free?

Hatch costs $3.99, with no in-app purchases.

### Do Ring Sizer or Hatch have ads?

Ring Sizer shows ads; Hatch does not.

### Which is updated more often, Ring Sizer or Hatch?

Ring Sizer ships an update every 2 months, and Hatch every 3 months. Most recently, Ring Sizer was updated on October 22, 2026 and Hatch on October 17, 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.*