# ShangRing Circ vs Bonmin K2

The clearest difference is update cadence: Bonmin K2 at weekly against ShangRing Circ's every 22 months. ShangRing Circ's advantage is iOS requirement (12.0 vs 14.2). 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.

ShangRing Circ ships an update every 22 months, Bonmin K2 weekly. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | ShangRing Circ | Bonmin K2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/shangring-circ/id1404135964/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Weekly** |
| Monetization | Free | — |
| Size | 75 MB | 15 MB |
| Requires iOS | **12.0** | 14.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Weill Cornell Medicine](https://appshunter.io/developer/1349593551) | [EREMEDIUM PRIVATE LTD](https://appshunter.io/developer/1316867039) |

## What reviewers say

### ShangRing Circ

[App page](https://appshunter.io/ios/app/shangring-circ/id1404135964)

This interactive medical app offers comprehensive training on male circumcision techniques using the ShangRing. It covers preparation, optimal methods, common errors, and wound healing with integrated photos and videos for visual guidance.

**Highlights:** Interactive learning platform, ShangRing circumcision techniques, Flip and no-flip methods, Common mistakes and wound healing, Step-by-step visual instruction, Integrated photographs and videos

**Features:** macOS Compatibility

**In-app purchases:** none


### Bonmin K2

[App page](https://appshunter.io/ios/app/bonmin-k2/id6449288820)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ShangRing Circ free?

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

### Is Bonmin K2 free?

Bonmin K2 is free to download, with no in-app purchases.

### Do ShangRing Circ or Bonmin K2 have ads?

Neither ShangRing Circ nor Bonmin K2 shows ads.

### Which is updated more often, ShangRing Circ or Bonmin K2?

ShangRing Circ ships an update every 22 months, and Bonmin K2 weekly. Most recently, ShangRing Circ was updated on November 2, 2026 and Bonmin K2 on November 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.*