# Ring Sizing vs BSB 1874

The clearest difference is update cadence: BSB 1874 at every 3 weeks against Ring Sizing's every 10 months. BSB 1874 also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Ring Sizing ships an update every 10 months, BSB 1874 every 3 weeks. The most recent releases landed on September 27, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Ring Sizing | BSB 1874 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/ring-sizing/id1466446037/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 10 MB | 49 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Gerhard Lentschik](https://appshunter.io/developer/629988041) | [Manfred Wild](https://appshunter.io/developer/1807279793) |

## What reviewers say

### Ring Sizing

[App page](https://appshunter.io/ios/app/ring-sizing/id1466446037)

Accurately measure ring sizes using your phone's screen. Determine diameter, circumference, and convert between international sizing systems. Ideal for jewelers and shoppers needing precise measurements.

**Highlights:** Measure ring diameter on screen, Determine circumference in mm/inches, Pacher method calculation, International size conversion (EU, US, UK, JP), Precise slider for measurement

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

**In-app purchases:** none


### BSB 1874

[App page](https://appshunter.io/ios/app/bsb-1874/id6744357734)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ring Sizing free?

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

### Is BSB 1874 free?

BSB 1874 is free to download, with no in-app purchases.

### Do Ring Sizing or BSB 1874 have ads?

Neither Ring Sizing nor BSB 1874 shows ads.

### Which is updated more often, Ring Sizing or BSB 1874?

Ring Sizing ships an update every 10 months, and BSB 1874 every 3 weeks. Most recently, Ring Sizing was updated on September 27, 2026 and BSB 1874 on October 3, 2026.

---

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