# iUSB Pro vs Pro Cirrus

The clearest difference is review sentiment: Pro Cirrus at 100% against iUSB Pro's 14%. Pro Cirrus also leads on rating (4.2 vs 2.6) and update cadence (every 2 weeks vs every 3 months). iUSB Pro's advantage is ratings volume (1.1K vs 16) and iOS requirement (9.0 vs 11.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Pro Cirrus holds the better App Store score, 4.2 against 2.6. That said, the two scores are not equally well evidenced: iUSB Pro has 1.1K ratings behind it against 16, so its average is the more settled of the two. Written reviews point the same way: 14% of iUSB Pro's written reviews are positive against 100% of Pro Cirrus's.

iUSB Pro ships an update every 3 months, Pro Cirrus every 2 weeks. The most recent releases landed on October 16, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | iUSB Pro | Pro Cirrus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (1.1K ratings)](https://appshunter.io/ios/app/iusb-pro/id1069615726/reviews) | **[4.2 (16 ratings)](https://appshunter.io/ios/app/pro-cirrus/id1491700265/reviews)** |
| Number of ratings | **1.1K** | 16 |
| Positive reviews | 14.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 21 MB | 55 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Feitianxia Technology Co, Ltd.](https://appshunter.io/developer/536103551) | [Cirrus Outdoors LLC](https://appshunter.io/developer/1494572747) |

## What reviewers say

### iUSB Pro

[App page](https://appshunter.io/ios/app/iusb-pro/id1069615726)

Expand your Apple device's storage by backing up photos, videos, and contacts to an external device. Capture media directly to external storage and transfer files between devices, including non-Apple ones. Enjoy media stored on your external drive.

**Highlights:** Backup photos and videos, Backup contacts, Save media directly to external storage, Transfer files between devices, Play media from external storage, Expand device storage

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and useful
- 👍 Great app and connector
- 🚀 Smooth file transfer

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Doesn't recognize device
- 🐛 Glitchy and unreliable
- 🐛 Compatibility issues with newer iPhones
- 🐛 Crashes when saving to camera roll

**Reported bugs**

- Doesn't work on iOS 11 or iPhone 8/X
- Folders show as empty even when files are present
- Can't transfer large videos or lots of small files
- Corrupts SD card and makes it unusable

**Requested features**

- Add support for Files app on iOS 11
- Improve music playback features
- Add option to open multiple files at once
- Provide better file management tools


### Pro Cirrus

[App page](https://appshunter.io/ios/app/pro-cirrus/id1491700265)

View SD game card media wirelessly using a Wi-Fi signal and a specific device. This app facilitates checking cameras in the field, aiding scouting efforts for hunting enthusiasts.

**Highlights:** View SD game card media, Wireless Wi-Fi signal viewing, Check cameras in the field, Aids scouting efforts, Works with Pro Cirrus Wind Indicator

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iUSB Pro free?

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

### Is Pro Cirrus free?

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

### Which has better reviews, iUSB Pro or Pro Cirrus?

Pro Cirrus is rated higher. iUSB Pro averages 2.6 out of 5 from 1.1K ratings, while Pro Cirrus averages 4.2 from 16 ratings.

### Do iUSB Pro or Pro Cirrus have ads?

Neither iUSB Pro nor Pro Cirrus shows ads.

### Which is updated more often, iUSB Pro or Pro Cirrus?

iUSB Pro ships an update every 3 months, and Pro Cirrus every 2 weeks. Most recently, iUSB Pro was updated on October 16, 2026 and Pro Cirrus on October 3, 2026.

---

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