TopSpin360 vs MX3 Diagnostics
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TopSpin360
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TopSpin360 is the companion app for your TopSpin Technologies TopSpin360 helmet. Connect to your helmet using Bluetooth to see your live RFD, and track your training.
MX3 Diagnostics
Measure and track hydration and sweat sodium levels quickly and conveniently. This system allows athletes, coaches, and managers to manage hydration data for individuals or teams anytime, anywhere. Personalize assessments and manage athlete accounts.
- Perform hydration measurements
- Perform sweat sodium measurements
- View and edit historical data
- Personalize hydration assessment
- Create team/athlete accounts
- Update device firmware
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Say goodbye to time-consuming and inconvenient testing with the MX3 Hydration Testing System. With the MX3 Hydration Testing System athletes, coaches, and team managers can finally measure, track, and manage hydration - anytime, anywhere. With the MX3 Diagnostics app you can: - Perform Hydration Measurements - Perform Sweat Sodium Measurements - View and edit historical measurement data - Personalize hydration assessment with baseline measurements - Create accounts for your team, organization or athletes - Update MX3 LAB firmware
Screenshots
Verdict
The clearest difference is update cadence: MX3 Diagnostics at monthly against TopSpin360's every 11 months. MX3 Diagnostics also leads on iOS requirement (10.0 vs 15.0). 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.
TopSpin360 ships an update every 11 months, MX3 Diagnostics monthly. The most recent releases landed on September 5, 2026 and September 15, 2026 respectively.
| Parameter | TopSpin360 | MX3 Diagnostics |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 11 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 86 MB | 124 MB |
| Age rating | 4+ | 4+ |
| Developer | TopSpin Technologies | MX3 DIAGNOSTICS |
In-app purchases
TopSpin360
No in-app purchases
MX3 Diagnostics
No in-app purchases
Questions
Is TopSpin360 free?
Is MX3 Diagnostics free?
Do TopSpin360 or MX3 Diagnostics have ads?
Which is updated more often, TopSpin360 or MX3 Diagnostics?
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