# PasstechFwDown vs TT02 DFU Tool

The clearest difference is update cadence: PasstechFwDown at every 2 months against TT02 DFU Tool's every 33 months. TT02 DFU Tool's advantage is iOS requirement (11.0 vs 13.0). 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.

PasstechFwDown ships an update every 2 months, TT02 DFU Tool every 33 months. The most recent releases landed on September 9, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | PasstechFwDown | TT02 DFU Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 33 months |
| Size | 3 MB | 42 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Passtech co., ltd](https://appshunter.io/developer/1230326855) | [SYSGRATION](https://appshunter.io/developer/833548921) |

## What reviewers say

### PasstechFwDown

[App page](https://appshunter.io/ios/app/passtechfwdown/id1522420505)

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

**In-app purchases:** none


### TT02 DFU Tool

[App page](https://appshunter.io/ios/app/tt02-dfu-tool/id1527034166)

**In-app purchases:** none


## Frequently asked questions

### Is PasstechFwDown free?

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

### Is TT02 DFU Tool free?

TT02 DFU Tool is free to download, with no in-app purchases.

### Do PasstechFwDown or TT02 DFU Tool have ads?

Neither PasstechFwDown nor TT02 DFU Tool shows ads.

### Which is updated more often, PasstechFwDown or TT02 DFU Tool?

PasstechFwDown ships an update every 2 months, and TT02 DFU Tool every 33 months. Most recently, PasstechFwDown was updated on September 9, 2026 and TT02 DFU Tool on September 16, 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.*