FDS TBox Setup vs TM550
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FDS TBox Setup
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TBox-Setup is a tool to quickly configure and test via Bluetooth all TBox models manufactured by FDS-Timing. Compatible devices : - FDS-TBox standard (Models 10, 11, 20, 21) - FDS-TBox Radio (Models 30, 40, 41)
TM550
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This free Bluetooth (BLE) app will allow you to manually identify the time of competitors measured by the Time Master 550 (TM550). It will allow you to identify competitors directly from your phone, and send the identification to the TAG Heuer Timing Online server. You can print each received or identified time by connecting the app to a Bluetooth printer. Main features : -Work in background or if the screen is off -Connection to a TM550 with Bluetooth (BLE) - Received times of the current run -Connection to a Bluetooth printer - Automatic printing -Received times of the current run -Identified times of the current run -All times of the current run -Connection to the TAG Heuer server -Sent times of the current run (manual / automatic mode) -Sent all times of the current run -Historic of times This app need a TM550 by ITS CHRONO https://www.itschrono.com/fr/appareils-de-chronometrage-professionnel/614-time-master-550.html
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | FDS TBox Setup | TM550 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 9 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | FDS-Timing Sarl | ITS-CHRONO |
In-app purchases
FDS TBox Setup
No in-app purchases
TM550
No in-app purchases









