# T vs reefAZ

The clearest difference is in-app purchases: T at none against reefAZ's 3. T also leads on iOS requirement (12.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. reefAZ sells 3 in-app purchases, starting at $0.99 per month. T asks for nothing beyond the download.

T ships an update fortnightly, reefAZ every 9 days. The most recent releases landed on September 29, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | T | reefAZ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Free | — |
| Size | 77 MB | 186 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [ZIONCOM(SHENZHEN) ELECTRONICS LTD](https://appshunter.io/developer/685296543) | [Ryan Trung](https://appshunter.io/developer/6801448516) |

## What reviewers say

### T

[App page](https://appshunter.io/ios/app/t/id1543600762)

This utility app allows mobile devices to back up files by connecting to a T-NAS device. It provides a convenient way to secure your data remotely.

**Highlights:** Connect to T-NAS device, Mobile file backup, Remote data storage, Secure file management

**Features:** macOS Compatibility

**In-app purchases:** none


### reefAZ

[App page](https://appshunter.io/ios/app/reefaz/id6801448514)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReefAZ Premium | $0.99 | per month |
| ReefAZ Premium | $13.99 | per year |
| ReefAZ Premium | $29.99 | one-time |


## Frequently asked questions

### Is T free?

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

### Is reefAZ free?

reefAZ is free to download, with in-app purchases available.

### Do T or reefAZ have ads?

Neither T nor reefAZ shows ads.

### Which is updated more often, T or reefAZ?

T ships an update fortnightly, and reefAZ every 9 days. Most recently, T was updated on September 29, 2026 and reefAZ on October 7, 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.*