# TRWViewer vs 03Cloud

The clearest difference is update cadence: TRWViewer at every 3 weeks against 03Cloud's every 6 weeks. TRWViewer also leads on iOS requirement (12.2 vs 16.6). 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.

TRWViewer ships an update every 3 weeks, 03Cloud every 6 weeks. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | TRWViewer | 03Cloud |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Size | 14 MB | 18 MB |
| Requires iOS | **12.2** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [東邦電子株式会社](https://appshunter.io/developer/1401890483) | [MITSUFUJI CORPORATION](https://appshunter.io/developer/1400109009) |

## What reviewers say

### TRWViewer

[App page](https://appshunter.io/ios/app/trwviewer/id1401890484)

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

**In-app purchases:** none


### 03Cloud

[App page](https://appshunter.io/ios/app/03cloud/id6748239742)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TRWViewer free?

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

### Is 03Cloud free?

03Cloud is free to download, with no in-app purchases.

### Do TRWViewer or 03Cloud have ads?

Neither TRWViewer nor 03Cloud shows ads.

### Which is updated more often, TRWViewer or 03Cloud?

TRWViewer ships an update every 3 weeks, and 03Cloud every 6 weeks. Most recently, TRWViewer was updated on October 26, 2026 and 03Cloud on October 28, 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.*