# BUMATECH vs ROSDIA

The clearest difference is update cadence: BUMATECH at every 6 weeks against ROSDIA's every 12 months. BUMATECH also leads on device support and iOS requirement (13.4 vs 15.1). On price 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.

BUMATECH ships an update every 6 weeks, ROSDIA every 12 months. The most recent releases landed on September 10, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | BUMATECH | ROSDIA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 6 weeks** | Every 12 months |
| Size | 51 MB | 60 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [ABAHA VIET NAM INVESTMENT TECHNOLOGY JOINT STOCK COMPANY](https://appshunter.io/developer/1537073719) | [ABAHA GLOBAL JOINT STOCK COMPANY](https://appshunter.io/developer/1704610891) |

## What reviewers say

### BUMATECH

[App page](https://appshunter.io/ios/app/bumatech/id1639849730)

**Features:** macOS Compatibility

**In-app purchases:** none


### ROSDIA

[App page](https://appshunter.io/ios/app/rosdia/id6738414344)

**In-app purchases:** none


## Frequently asked questions

### Is BUMATECH free?

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

### Is ROSDIA free?

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

### Which is updated more often, BUMATECH or ROSDIA?

BUMATECH ships an update every 6 weeks, and ROSDIA every 12 months. Most recently, BUMATECH was updated on September 10, 2026 and ROSDIA on September 23, 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.*