FLASHEX vs R2 GearCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FLASHEX
Customize your BMW's firmware with various options, including engine and transmission tuning. Monitor vehicle parameters, read diagnostic trouble codes, and flash pre-defined maps via OBD or WiFi. Supports a wide range of BMW models.
- Customizable firmware options
- Engine and transmission ECU re-flashing
- Real-time vehicle parameter monitoring
- DTC code reading
- OBD and WiFi flashing
- Datalogging capabilities
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FLASHEX is a complete tuning solution for your BMW vehicle. FLASHEX is a tool where you can configure a firmware of your vehicle with different nice options on your own. You can fully customize your vehicle as you wish. Connect your Apple iPhone or iPad tou your car and flash pre-defined OTS maps. Flashing is available over OBD using ENET or WiFi. Also you can monitor your vehicle's parameters, save it as datalogs for further investigation the behaviour of your vehicle, as well as reading vehicle DTC codes. You can configure next options: - Coolant target(well known "cold thermostat") - Overheating thresholds - Burbles(separatelly confort/sport mode) - Catalyst monitoring - Catalyst heating - Disable catalic-coated radiator sensor - Exhaust-flaps always open in sport mode - Startup roar - Configure speed limit - Etc. Also you can re-flash your auto-tranmission ECU. - Stage3 level - Gear Display in D-mode - Increased transmission Torque Limiter - Improved shifting in Comfort/Sport - Significantly improved shifting in Sport+ - Maximum performance in DTC and DSC OFF modes - No automatic upshift in M/Sport and M/Sport+ - Extended Launch Control torque limits - Ignition Cut-Off 3500rpm/200Nm - Etc. Supported vehicles: 1'F20/F21 2'F22/F23/G42 3'F30/F31/F34/F35/G20/G21/G28 4'F32/F33/F36/G22/G23/G26 5'F10/F11/F07/F18/G30/G31/G38 6'F06/F12/F13/G32 7'F01/F02/F03/G11/G12 8'G14/G15/G16 X3'F25/G01/G08 X4'F26/G02 X5'F15/G05/G18 X6'F16/G06 X7'G07 Z4'G29 Supra'J29 This list is approximate, on some markets date can differ. To be sure that your vehicle is support, pls connect FLASHEX app to your vehicle, and it will automatically identify if your vehicle supported or not. X-Drive is supported on all cars All performance power kit cars are supported. Disclaimer: For off-road use only.
R2 GearCalc
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Gear ratio calculator for drift and race cars. Pick your gearbox, final drive and tire size and instantly see: • wheel speed in every gear at your shift RPM • RPM drop on every upshift • a clear RPM vs speed sawtooth chart • speed per 1000 RPM for every gear WINTERS QUICK CHANGE BUILT IN The full Winters Performance 8500-series 10-spline gear chart is included: 67 spur gear sets with 4.12, 4.57 and 4.86 ring & pinion options. Ratios are computed from exact tooth counts. Star the sets you own to build your inventory and swap between them in one tap to compare setups. 269 GEARBOX PRESETS Factory ratio presets from popular manual and automatic transmissions (ZF GS6-53DZ selected by default), or enter a manual final drive ratio for any other setup. TIRE SIZE YOUR WAY Enter the outside diameter in millimeters or a metric size like 225/45R17, with common presets one tap away. BUILT FOR THE TRACK High-contrast dark interface with bright accents that stays readable in direct sunlight. No account, no ads, no data collection — everything stays on your device and works offline.
Screenshots
Verdict
The clearest difference is device support: FLASHEX at 3 against R2 GearCalc's 1. On price, ads, in-app purchases and iOS requirement 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.
| Parameter | FLASHEX | R2 GearCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 80.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 108 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Alexander Ryzhov | Yury Rak |
In-app purchases
FLASHEX
No in-app purchases
R2 GearCalc
No in-app purchases









