MG Flasher503 - Google Play
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Publisher Description
BMW Tuning platform (B46, B48 & B58 engines) via OBD using ENET, Wi-Fi
MG Flasher is a mobile App to tune your BMW equipped with an MG1 ECU and B46, B48 or B58 engine by OBD using ENET Wi-Fi. Flashing time on ENET is only 15 - 20 seconds! Disclaimer: For off-road use only.
*Initial flash/ECU unlock with ENET Wifi will take approximately 4 - 6 minutes.
Flashing your BMW with MG Flasher opens unique functions:
• Switchable Maps On-The-Fly - WORLD'S FIRST SOLUTION FOR BMW B58/B48 - through a simple combination of cruise control buttons you can quickly select between mapping, without the need to reflash vehicle! Gen 2 switchable maps, including all ethanol maps are under development.
• Dynamic Exhaust Burble On-The-Fly - via a simple combination of cruise control buttons you can change the intensity of the burbles whenever you like! MG Flasher offers Gen 2 adjustable options during flash; On-The-Fly features for Gen2 are under development.
• Max Cooling On-The-Fly - With a simple cruise control button combination sequence, you can enable the option without reflashing the car! Gen 2 adjustable options during flash; On-The-Fly features for Gen2 are under development.
• Torque Limit Adjustability - TCU 8HP Limiter Lifted for all platforms! Software calibration without the need for any transmission tuning or skewing the torque/load calculation model maps. This allows for accurate calculations, smooth shifting and no software trickery.
• Speed Limit Removal, Startup Roar, Torque by Gear Limiter on select software
• Ethanol Blends are built into our OTS maps and available using Switchable Maps (on select vehicles only)
• Sport Gauges (HP and TQ) adjustable by user!
• OTS maps prepared by MG Flasher tuners
• Custom maps flashing – flash custom maps prepared by us or other tuners/users
• Logger - log real time data and plot it into graphs for troubleshooting and optimizing
• Cloud Log Viewer - Professional log viewing on logs.mgflasher.com
• Diagnostic - Read and clear BMW specific DTC's
• Reset various adaptations, restore coding
• CVN number (Checksum Verification Number) along with flashing counter stays untouched. This means our software will be virtually invisible to dealer level diagnostic tools
Supported vehicles:
BMW M140i/120i/125i/M135i F20/F21/F40
BMW M240i/220i/225i/230i/228i/M235i - F22/F23/F44
BMW M340i/318i/320i/330i/330e - F30/F31/F34/G20/G21/G28
BMW M440i/420i/430i - F32/F33/F36/G22
BMW 540i/520i/530i/530e - G30/G31/G38
BMW 640i/630i - G32
BMW 740i/740Li/730i/730Li/740e/740Le - G11/G12
BMW 840i - G14/G15/G16
BMW X1 20i/25i/28i -F48
BMW X2 20i/25i/28i/M35i - F39
BMW X3 M40i/20i/30i - G01
BMW X4 M40i/20i/30i - G02
BMW X5 40i - G05
BMW X6 40i - G06
BMW X7 40i - G07
BMW Z4 M40i - G29
BMW Z4 20i/30i - G29
Toyota Supra - A90
About MG Flasher
The company that develops MG Flasher is JR Auto Performance Inc.. The latest version released by its developer is 503.
To install MG Flasher on your Android device, just click the green Continue To App button above to start the installation process. The app is listed on our website since 2026-10-12 and was downloaded 0 times. We have already checked if the download link is safe, however for your own protection we recommend that you scan the downloaded app with your antivirus. Your antivirus may detect the MG Flasher as malware as malware if the download link to com.mgflasher.app is broken.
How to install MG Flasher on your Android device:
- Click on the Continue To App button on our website. This will redirect you to Google Play.
- Once the MG Flasher is shown in the Google Play listing of your Android device, you can start its download and installation. Tap on the Install button located below the search bar and to the right of the app icon.
- A pop-up window with the permissions required by MG Flasher will be shown. Click on Accept to continue the process.
- MG Flasher will be downloaded onto your device, displaying a progress. Once the download completes, the installation will start and you'll get a notification after the installation is finished.
Program Details
System requirements
Download information
Pricing
Version History
version 503
posted on 2026-10-12
Fixed
- The iPhone app is now less than half its previous size, so it downloads and updates faster, including over mobile data.
- B46 cars now show the correct power figures in the Stage 1 and Stage 2 descriptions. Cars whose engine isn't recognised no longer show another model's horsepower.
version 502
posted on 2026-10-01
Added
- Logger Beta for Gen 3 now also covers cars with the DME 960
- Supported models: X3 M50 (G45), X5, X6 (G05,G06), X7 (G07), 5 Series (G60)
- The Gen 3 logger is a beta; more parameters and models follow later
Fixed
- Long screen titles and the error message shown when the app can't start are now fully readable instead of being cut off
version 501
posted on 2026-09-28
Minor improvements and fixes.
version 501
posted on 2026-09-24
Added
- Logger Beta for Gen 3: datalogging now works on 2025 and newer M340i and M440i (G20-G26) with the Vitesco DME 961
- The Gen 3 logger is a beta; more parameters and models, including the X5, X6, X7 and 5 Series, follow later
Changed
- The Flash tab now lists the tunes on offer for Gen 3 cars, above a note that flashing them is not ready yet
version 497
posted on 2026-09-07
Fixed
- [iOS] Opening the ECU Info page no longer freezes the app on a blank screen, and other pages that show a list are fixed the same way
- The info (i) buttons on the diagnostics pages open their explanation popup again. Once the page had been left and returned to, tapping them did nothing at all...
version 496
posted on 2026-08-05
Changed
- Check Support no longer stops with "Could not calculate valid DTCs" when the server has no DTC definitions on file for your car and answers with an empty list. A genuine failure to reach the server still reports the error
- Cars with the newest generation of engine control hardware now say so when you check support, naming your engine and listing which features work today and which do not, instead of asking you to contact support about a missing calibration.
version 494
posted on 2026-07-29
Resolved app crashing on startup
version 492
posted on 2026-07-21
The flashing options screen now opens faster
After an app update, the app now shows you what's new; browse the full changelog anytime from the About page
Fixed Femto-unlocked B16 cars flashing issues
Fixed OTS maps failing to flash with a "Required files are missing" error that syncing would not clear
version 486
posted on 2026-07-02
Added
- New "App Files" page in the side menu for reviewing storage usage and sharing app logs
- Added MGFlasher logo visible on loading page and login page
- Fixed colors on flashing page
- Better communication handling on Live Control page when car is in motion
- Adjusted guard for Ethanol Live Control based on Custom Code version
- Added navigation to Sync Page if files are missing
- Live Control verifies user input and blocks other inputs while loading
version 484
posted on 2026-06-28
Added app version, last sync timestamp, and last car read timestamp is now subtly visible in MyCar page
Auto (and pull down to) refresh car info on MyCar page when opened
Removed Sign in with Facebook
Reminder to sync if licenses are missing on redemption
Fixed:
- Blocked stock map flashing on some cars
- Sync issues when only Logger license is redeemed
- Null exception on start of flashing process
- Flashing progress wheel color
- Unlock detection for some older bootloaders
Disclaimer
Official Google Play Link
We do not host MG Flasher on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Google and passed their terms and conditions to be listed there. We recommend caution when installing it.
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