# FDS TBox Setup vs TM550

The clearest difference is update cadence: TM550 at every 2 months against FDS TBox Setup's every 3 months. 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.

FDS TBox Setup ships an update every 3 months, TM550 every 2 months. The most recent releases landed on September 17, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | FDS TBox Setup | TM550 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 9 MB | 42 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FDS-Timing Sarl](https://appshunter.io/developer/1208225025) | [ITS-CHRONO](https://appshunter.io/developer/1278336293) |

## What reviewers say

### FDS TBox Setup

[App page](https://appshunter.io/ios/app/fds-tbox-setup/id1185252716)

**Features:** macOS Compatibility

**In-app purchases:** none


### TM550

[App page](https://appshunter.io/ios/app/tm550/id1659378867)

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

**In-app purchases:** none


## Frequently asked questions

### Is FDS TBox Setup free?

FDS TBox Setup is free to download, with no in-app purchases.

### Is TM550 free?

TM550 is free to download, with no in-app purchases.

### Do FDS TBox Setup or TM550 have ads?

Neither FDS TBox Setup nor TM550 shows ads.

### Which is updated more often, FDS TBox Setup or TM550?

FDS TBox Setup ships an update every 3 months, and TM550 every 2 months. Most recently, FDS TBox Setup was updated on September 17, 2026 and TM550 on September 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.*