# S3 Client & Browser vs Ustar Pro

The clearest difference is update cadence: Ustar Pro at fortnightly against S3 Client & Browser's every 3 months. Ustar Pro also leads on iOS requirement (13.0 vs 18.0). 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.

S3 Client & Browser ships an update every 3 months, Ustar Pro fortnightly. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | S3 Client & Browser | Ustar Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/s3-client-and-browser/id6749247065/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 11 MB | 26 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [NuFrnd AI Limited](https://appshunter.io/developer/1716232595) | [杭州宇泛智能科技有限公司](https://appshunter.io/developer/1156327327) |

## What reviewers say

### S3 Client & Browser

[App page](https://appshunter.io/ios/app/s3-client-and-browser/id6749247065)

Easily browse, bookmark, and download files from S3-compatible cloud storage. Supports multiple credentials and custom providers for a fast and user-friendly experience.

**Highlights:** Browse S3 buckets, Bookmark files, Download files, Multiple storage credentials, Custom cloud storage provider support, Fast and easy to use

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

**In-app purchases:** none


### Ustar Pro

[App page](https://appshunter.io/ios/app/ustar-pro/id6757177965)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is S3 Client & Browser free?

S3 Client & Browser is free to download, with no in-app purchases.

### Is Ustar Pro free?

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

### Do S3 Client & Browser or Ustar Pro have ads?

Neither S3 Client & Browser nor Ustar Pro shows ads.

### Which is updated more often, S3 Client & Browser or Ustar Pro?

S3 Client & Browser ships an update every 3 months, and Ustar Pro fortnightly. Most recently, S3 Client & Browser was updated on October 10, 2026 and Ustar Pro on October 2, 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.*