# Volkano Ring vs Trainza

The clearest difference is update cadence: Trainza at every 2 weeks against Volkano Ring's every 23 months. Volkano Ring's advantage is iOS requirement (9 vs 14.0). 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, Trainza every 2 weeks. The most recent releases landed on September 30, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Volkano Ring | Trainza |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 2 weeks** |
| Size | 125 MB | 53 MB |
| Requires iOS | **9** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SMD Technologies Pty LTD](https://appshunter.io/developer/1455444362) | [In-Detail Advertising](https://appshunter.io/developer/552898081) |

## What reviewers say

### Volkano Ring

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Trainza

[App page](https://appshunter.io/ios/app/trainza/id6502644377)

**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 Trainza free?

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

### Do Volkano Ring or Trainza have ads?

Neither Volkano Ring nor Trainza shows ads.

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

Volkano Ring ships an update every 23 months, and Trainza every 2 weeks. Most recently, Volkano Ring was updated on September 30, 2026 and Trainza on October 8, 2026.

---

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