# Volkano Ring vs IMIKI Ring

The clearest difference is iOS requirement: Volkano Ring at 9 against IMIKI Ring's 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Volkano Ring ships an update every 23 months, IMIKI Ring every 20 months. Both last shipped on October 16, 2026.

## The numbers

| Metric | Volkano Ring | IMIKI Ring |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/imiki-ring/id6740372254/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 20 months** |
| Monetization | — | Free |
| Size | 125 MB | 59 MB |
| Requires iOS | **9** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SMD Technologies Pty LTD](https://appshunter.io/developer/1455444362) | [Shenzhen Mihome Up Technology Co,Ltd.](https://appshunter.io/developer/1692493669) |

## What reviewers say

### Volkano Ring

[App page](https://appshunter.io/ios/app/volkano-ring/id6478380793)

**Features:** macOS Compatibility

**In-app purchases:** none


### IMIKI Ring

[App page](https://appshunter.io/ios/app/imiki-ring/id6740372254)

This app works with a smart ring to track and analyze your health metrics. It provides insights into activity, heart rate, and sleep patterns, with seamless integration to Apple Health.

**Highlights:** Activity tracking (steps, calories, distance), Continuous heart rate monitoring, Advanced sleep quality analysis, Seamless Apple Health sync, Intuitive user interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Volkano Ring free?

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

### Is IMIKI Ring free?

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

### Do Volkano Ring or IMIKI Ring have ads?

Neither Volkano Ring nor IMIKI Ring shows ads.

### Which is updated more often, Volkano Ring or IMIKI Ring?

Volkano Ring ships an update every 23 months, and IMIKI Ring every 20 months. Most recently, Volkano Ring was updated on October 16, 2026 and IMIKI Ring on October 16, 2026.

---

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