mFlasher vs MHD N55 E
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
mFlasher
This app offers advanced engine and transmission tuning for enhanced performance and EV range. It provides a streamlined, intuitive ecosystem for optimizing drivability without compromising OEM reliability. Features include in-app purchase and activation for a seamless experience.
- Integrated engine and transmission tuning
- Streamlined purchase and activation
- Stage-free optimization
- In-house custom tuning
- OEM-chosen excellence
- Globally recognized performance
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BMW performance, refined. More power with OEM-like drivability. M-Flasher brings engine and transmission optimization, performance flashing, data logging and diagnostics to your iPhone or iPad. Engineered in-house by MISSION in the USA. ENGINE OPTIMIZATION. NOT STAGES. Choose the calibration that matches your fuel and hardware. On supported vehicles, M-Flasher includes: • 91 and 93 octane calibrations, plus E30 on most applications • Integrated, passive transmission optimization • Selectable high-flow exhaust and downpipe settings • Built-in data logging and fault-code reading Instead of purchasing separate Stage 1, Stage 2 or OTS+ map packs, select from the included options for your supported configuration as your setup evolves. ONE PLATFORM. ONE ENGINEERING TEAM. Purchase, activate and flash directly through M-Flasher. No separate checkout website, license keys or manual activation codes. For specialized setups, work directly with a MISSION engineer on custom tuning. Logs, calibrations and revisions are exchanged through the same app. EXPLORE BEFORE YOU BUY. Download M-Flasher, create an account and explore Simulation Mode before purchasing. Available for supported BMW, MINI, Toyota GR Supra and Rolls-Royce vehicles. REQUIREMENTS Unlocked DME: An unlocked DME is required to use M-Flasher. DMEs can be unlocked quickly and easily at home, anywhere in the world using MISSION’s M-Link (also compatible with other platforms such as BM3, MHD, MGFlasher, Bootmod). Alternatively, customers may choose to source their own unlock or mail their DME to an unlock service, though these methods may involve additional time and effort. Vehicle connection requires compatible wired or wireless ENET hardware. Performance software and custom tuning require purchase. Features and calibrations vary by vehicle and configuration. MISSION. No Compromises.
MHD N55 E
This utility app is being retired and users are encouraged to switch to a unified flasher app. It retains some functionality for reading and clearing engine error codes, analyzing past data logs, and accessing vehicle licenses and user guides.
- Read and clear engine DTC error codes
- Graph and analyze prior datalogs
- View existing vehicle licenses
- Access user guide
- Transition to unified flasher app
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This app is being retired. Please switch to our unified "MHD Flasher" app which now supports all E/F/G series vehicles / engines as well as Supra. This app will remain as a shell to help you switch over. Additionally, some functionality will remain to read and clear engine DTC error codes, graph and analyze your prior datalogs, view your existing vehicle licenses, and access the user guide!
Screenshots
Verdict
The clearest difference is rating: mFlasher at 5.0 against MHD N55 E's 4.6. mFlasher also leads on review sentiment (100% vs 79%). MHD N55 E's advantage is ratings volume (54 vs 10) and iOS requirement (10.2 vs 18.6). On price, update cadence, ads and in-app purchases 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.
mFlasher holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: MHD N55 E has 54 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 100% of mFlasher's written reviews are positive against 79% of MHD N55 E's.
mFlasher ships an update monthly, MHD N55 E every 3 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | mFlasher | MHD N55 E |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (10 ratings) — better | 4.6 (54 ratings) |
| Positive reviews | 100.0% of reviews — better | 79.2% of reviews |
| Number of ratings | 10 | 54 — better |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 10.2 — better |
| Further details — not scored | ||
| Size | 69 MB | 123 MB |
| Age rating | 4+ | 4+ |
| Developer | Mission Performance, LLC | MHD Tuning UG (haftungsbeschraenkt) |
Customer experience
mFlasher
MHD N55 E
In-app purchases
mFlasher
No in-app purchases
MHD N55 E
No in-app purchases








