Powertora vs Casto Flasher
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Powertora
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Powertora turns your iPhone and a Bluetooth GPS sensor into a rolling-road dyno. Do one full-throttle pull followed by a coast-down on a quiet road, and Powertora calculates your car's real power and torque curves โ crank-equivalent, in metric PS โ from how it accelerates and how it slows. No rollers. No dyno shop. Just your car, a GPS sensor, and a stretch of road. MEASURE โข Real power and torque curves vs RPM โข Crank-equivalent output โ the coast run captures drivetrain loss automatically โข A quality score on every run, so you know how much to trust it โข Works with RaceBox, Dragy and other NMEA GPS sensors FREE FOREVER โข Unlimited measurement โข Shareable power-curve card โข Web reports POWERTORA PRO โข PDF dyno reports with quality breakdowns โข Merge 3โ6 runs into one high-confidence curve โข Before/after comparison exports โข Multi-GPS fusion for extra accuracy โข Unlimited garage โข Road maps โ curvature, grade and wind per run โข Cloud backup and recovery HOW IT WORKS Pick your car, enter its weight, and drive: one pull to the limiter, then coast back down on the same road. Powertora does the physics. Measuring is free โ upgrade to Pro for the full tuning workflow. Powertora Pro is an auto-renewable subscription (monthly or yearly) or a one-time lifetime purchase. Payment is charged to your Apple Account; a subscription auto-renews unless turned off at least 24 hours before the period ends, managed in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://powertora.app/privacy
Casto Flasher
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Casto Flasher is a vehicle coding and configuration app for BMW cars. It connects to your own car through an OBD adapter that you plug into the diagnostic socket yourself, reads how the car is configured, and writes coding changes for the factory options your car supports. Everything happens over that local adapter connection, with you at the car. The app has no remote functionality: it cannot locate, unlock, start or otherwise operate a vehicle, and it does nothing at all when the adapter is not connected. WHAT IT CAN CODE - Remote Engine Start: the coding for the manufacturer's own remote start option. Once it is coded, the option is used the way the factory intended, from the car's key fob or from BMW's own My BMW app. Casto Flasher plays no part in that: it is not involved in starting the car and is not even running. The engine runs for up to 15 minutes and then stops on its own, the car stays locked, and the heated seats and heated steering wheel come on where the car has them. - Top Speed Limiter Raised: the electronic top speed limiter set to the figure the factory specifies for your model. - More options are being prepared. The app shows a new one as soon as it is ready for your car. HOW IT WORKS 1. Plug the MHD Universal adapter into your car's diagnostic socket. 2. Let the app check the car. This is free, takes about five minutes, and changes nothing on the car. 3. Choose an option and pay once. The purchase belongs to that one car. 4. Come back to the car and hold to code. About six minutes, while you stand next to it. THE HONEST PART - The check is the only real answer to "will this work on my car". A model name and a year are not enough, because two cars that look identical on paper can answer differently. The app decides at your car, before you pay anything. - Treat a coding change as one that stays. Reverting it is being built and will be free. - Changes to a car's configuration can affect what a dealer covers. If that matters to you, ask your dealer before you buy. You need the MHD Universal adapter, bought separately. We answer in English and German. Casto Flasher is an independent product of ZL Software GmbH. It is not affiliated with, authorised by, endorsed by or connected to Bayerische Motoren Werke AG. BMW, M and all model names are trademarks of their respective owners and are used here only to describe vehicle compatibility.
Screenshots
Verdict
The clearest difference is in-app purchases: Casto Flasher at none against Powertora's 3. On price, update cadence, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Powertora sells 3 in-app purchases, starting at $5.99 per month. Casto Flasher asks for nothing beyond the download.
Powertora ships an update every 2 weeks, Casto Flasher monthly. The most recent releases landed on October 19, 2026 and October 20, 2026 respectively.
| Parameter | Powertora | Casto Flasher |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks โ better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPod โ better | iPhone |
| Requires iOS | 15.1 โ better | 16.4 |
| Further details โ not scored | ||
| Size | 47 MB | 64 MB |
| Age rating | 4+ | 4+ |
| Developer | Sergei Belov | ZL Softare GmbH |
In-app purchases
Powertora
- Powertora Pro โ Monthly$5.991 Month
- Powertora Pro โ Yearly$34.991 Year
- Powertora Pro โ Lifetime$69.99
Casto Flasher
No in-app purchases









