# Ring sizer vs HR Navigator

The clearest difference is ads: HR Navigator at none against Ring sizer's shown. HR Navigator also leads on update cadence (every 9 days vs every 8 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Ring sizer ships an update every 8 months, HR Navigator every 9 days. The most recent releases landed on October 20, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Ring sizer | HR Navigator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (13 ratings)](https://appshunter.io/ios/app/ring-sizer-unit-convertor/id1566103820/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 64.1% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 9 days** |
| Monetization | Ad-supported | — |
| Size | 48 MB | 48 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Regent Branding Ltd](https://appshunter.io/developer/1128207635) | [DFINE DIGITAL SOLUTIONS LLP](https://appshunter.io/developer/1523646770) |

## What reviewers say

### Ring sizer

[App page](https://appshunter.io/ios/app/ring-sizer-unit-convertor/id1566103820)

Easily determine your accurate ring size and convert between international sizing standards. This tool helps you find the perfect fit for any ring, avoiding the frustration of ill-fitting jewelry. Save your sizes and compare them effortlessly.

**Highlights:** Accurate ring and finger size measurement, Convert between international ring size standards (US, UK, EU), Simple and easy-to-use interface, Supports a wide range of ring sizes, Save and compare ring sizes, Unit conversion functionality

**Features:** Vision Pro support

**In-app purchases:** none


### HR Navigator

[App page](https://appshunter.io/ios/app/hr-navigator/id6479931156)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ring sizer free?

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

### Is HR Navigator free?

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

### Do Ring sizer or HR Navigator have ads?

Ring sizer shows ads; HR Navigator does not.

### Which is updated more often, Ring sizer or HR Navigator?

Ring sizer ships an update every 8 months, and HR Navigator every 9 days. Most recently, Ring sizer was updated on October 20, 2026 and HR Navigator on October 7, 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.*