# RVigor vs ringku

The clearest difference is update cadence: RVigor at weekly against ringku's every 3 months. RVigor also leads on iOS requirement (12.0 vs 15.0). 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.

RVigor ships an update weekly, ringku every 3 months. The most recent releases landed on September 7, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | RVigor | ringku |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 months |
| Size | 25 MB | 67 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [东莞市罗姆斯智能科技有限公司](https://appshunter.io/developer/1785891709) | [翠红 崔](https://appshunter.io/developer/1791300266) |

## What reviewers say

### RVigor

[App page](https://appshunter.io/ios/app/rvigor/id6739538333)

**In-app purchases:** none


### ringku

[App page](https://appshunter.io/ios/app/ringku/id6740729569)

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

**In-app purchases:** none


## Frequently asked questions

### Is RVigor free?

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

### Is ringku free?

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

### Do RVigor or ringku have ads?

Neither RVigor nor ringku shows ads.

### Which is updated more often, RVigor or ringku?

RVigor ships an update weekly, and ringku every 3 months. Most recently, RVigor was updated on September 7, 2026 and ringku on September 18, 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.*