# Volkano Ring vs ZenRing

The clearest difference is update cadence: ZenRing at fortnightly against Volkano Ring's every 23 months. Volkano Ring's advantage is iOS requirement (9 vs 13.0). 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.

Volkano Ring ships an update every 23 months, ZenRing fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Volkano Ring | ZenRing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/zenring/id6479628518/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 125 MB | 66 MB |
| Requires iOS | **9** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [SMD Technologies Pty LTD](https://appshunter.io/developer/1455444362) | [KMAC Consulting LLC](https://appshunter.io/developer/1736660318) |

## What reviewers say

### Volkano Ring

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

**Features:** macOS Compatibility

**In-app purchases:** none


### ZenRing

[App page](https://appshunter.io/ios/app/zenring/id6479628518)

Manage your wearable devices and track your sports health data, including steps, calories, sleep, and workouts. It provides a readiness score based on your recovery, activity, and sleep patterns to help you adjust your training.

**Highlights:** Device binding management, Health data recording (steps, calories, sleep), Readiness score calculation, Workout data display, Day, month, and year data viewing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Volkano Ring free?

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

### Is ZenRing free?

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

### Do Volkano Ring or ZenRing have ads?

Neither Volkano Ring nor ZenRing shows ads.

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

Volkano Ring ships an update every 23 months, and ZenRing fortnightly. Most recently, Volkano Ring was updated on October 25, 2026 and ZenRing on October 24, 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.*