# Y Disk Pro vs Firstnum

The clearest difference is review sentiment: Firstnum at 100% against Y Disk Pro's 4%. Firstnum also leads on rating (3.0 vs 1.5). Y Disk Pro's advantage is ratings volume (50 vs 2) and iOS requirement (9.0 vs 13). On price, update cadence, ads 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.

Firstnum holds the better App Store score, 3.0 against 1.5. That said, the two scores are not equally well evidenced: Y Disk Pro has 50 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 4% of Y Disk Pro's written reviews are positive against 100% of Firstnum's.

Y Disk Pro ships an update every 2 months, Firstnum every 5 weeks. The most recent releases landed on September 20, 2026 and September 3, 2026 respectively.

## The numbers

| Metric | Y Disk Pro | Firstnum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (50 ratings)](https://appshunter.io/ios/app/y-disk-pro/id1181446319/reviews) | **[3.0 (2 ratings)](https://appshunter.io/ios/app/firstnum/id6751943843/reviews)** |
| Number of ratings | **50** | 2 |
| Positive reviews | 3.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 95 MB | 88 MB |
| Requires iOS | **9.0** | 13 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [军 尹](https://appshunter.io/developer/1681949557) | [ShangHai Stoneoim Intelligent Technology Co.,Ltd](https://appshunter.io/developer/1620996149) |

## What reviewers say

### Y Disk Pro

[App page](https://appshunter.io/ios/app/y-disk-pro/id1181446319)

Manage and transfer files between your iOS device and Windows/Mac computers wirelessly and without internet. This app works with specialized hardware to expand your iPhone or iPad storage and allows direct playback of media files.

**Highlights:** File transfer between iOS and PC/Mac, Expand iOS device storage, Direct media playback from storage, File management (copy, delete, share), Password and Touch ID file locking, Share files to social media/other apps

**Features:** macOS Compatibility

**In-app purchases:** none


### Firstnum

[App page](https://appshunter.io/ios/app/firstnum/id6751943843)

This utility app is designed for managing device access and logins. It helps users securely log in to control their devices.

**Highlights:** Device login management, Secure access control, User authentication

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

**In-app purchases:** none


## Frequently asked questions

### Is Y Disk Pro free?

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

### Is Firstnum free?

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

### Which has better reviews, Y Disk Pro or Firstnum?

Firstnum is rated higher. Y Disk Pro averages 1.5 out of 5 from 50 ratings, while Firstnum averages 3.0 from 2 ratings.

### Do Y Disk Pro or Firstnum have ads?

Neither Y Disk Pro nor Firstnum shows ads.

### Which is updated more often, Y Disk Pro or Firstnum?

Y Disk Pro ships an update every 2 months, and Firstnum every 5 weeks. Most recently, Y Disk Pro was updated on September 20, 2026 and Firstnum on September 3, 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.*