Flex vs M
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flex
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Looking for a powerful and reliable speedometer app for your iPhone? Look no further than Flex-Module! Our app is based on your car's movement statistics, providing you with accurate and up-to-date information on your driving habits and vehicle performance. With features like oil metrics, speedometer, and local storage for all trip information, Flex-Module is the ultimate tool for any driver looking to optimize their driving experience. Whether you're a seasoned pro or just starting out, Flex-Module has everything you need to stay on top of your car's performance and take control of your driving experience. Download Flex-Module today and experience the future of car monitoring technology!
M
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The M-JET Temperature Module app connects to your M-JET Temperature Module via Bluetooth to show live temperature data and let you switch between Water Temperature and Oil Temperature (depending on vehicle configuration). Built specifically for Sea-Doo riders, the system enables temperature information to be displayed directly in the Sea-Doo OEM cluster when the module is installed—ideal to monitor warm-up and keep an eye on key operating values. Key features - Live temperature readout (water or oil, depending on setup) + Battery voltage - Switch between water/oil display mode (depending on configuration) - Connection status and module information - Clean, rider-focused interface Important notes - Requires the M-JET Temperature Module hardware to function. - The displayed temperature type (water/oil) depends on your Sea-Doo’s sensor setup and configuration. - Bluetooth range and performance may vary by device and environment.
Screenshots
Verdict
Flex and M are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
Flex ships an update every 2 months, M every 3 months. The most recent releases landed on October 24, 2026 and October 4, 2026 respectively.
| Parameter | Flex | M |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 3 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Flex-Module LLC | M-JET FLASHER GmbH |
In-app purchases
Flex
No in-app purchases
M
No in-app purchases









