# Ring Sizer vs Harvey

The clearest difference is in-app purchases: Harvey at none against Ring Sizer's 6. Harvey also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Ring Sizer sells 6 in-app purchases, starting at $1.99 per 7 days. Harvey asks for nothing beyond the download.

Ring Sizer ships an update every 2 months, Harvey every 5 weeks. The most recent releases landed on October 22, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Ring Sizer | Harvey |
| --- | --- | --- |
| Price | Free | Free |
| 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 5 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 55 MB | 45 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrei Nemtsou](https://appshunter.io/developer/1612416096) | [Krill Energy S.A](https://appshunter.io/developer/1849676588) |

## 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 |


### Harvey

[App page](https://appshunter.io/ios/app/harvey/id6754698152)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ring Sizer free?

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

### Is Harvey free?

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

### Do Ring Sizer or Harvey have ads?

Ring Sizer shows ads; Harvey does not.

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

Ring Sizer ships an update every 2 months, and Harvey every 5 weeks. Most recently, Ring Sizer was updated on October 22, 2026 and Harvey on October 16, 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.*