TM550 vs Solution indoor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
Solution indoor
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Solution pour la lecture de cours d'avifit et RoWning pour les éducateurs indoor en mode hors ligne
Screenshots
Verdict
The clearest difference is update cadence: TM550 at every 2 months against Solution indoor's every 11 months. TM550 also leads on iOS requirement (12.0 vs 15.1). 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.
TM550 ships an update every 2 months, Solution indoor every 11 months. The most recent releases landed on September 7, 2026 and September 8, 2026 respectively.
| Parameter | TM550 | Solution indoor |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months — better | Every 11 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 42 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | ITS-CHRONO | FEDERATION FRANCAISE AVIRON |
In-app purchases
TM550
No in-app purchases
Solution indoor
No in-app purchases
Questions
Is TM550 free?
Is Solution indoor free?
Do TM550 or Solution indoor have ads?
Which is updated more often, TM550 or Solution indoor?
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