Comparison

mFlasher vs e85Cal

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Integrated engine and transmission tuning
  • Streamlined purchase and activation
  • Stage-free optimization
  • In-house custom tuning
  • OEM-chosen excellence
  • Globally recognized performance
Features
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Mission mFlasher - Built for Power. Engineered for Simplicity. What if a tuning platform were built today - free from the limitations of legacy architecture? mFlasher answers that question. Designed from the ground up with cutting-edge engineering, it redefines performance tuning with a next-generation approach that maximizes engine output, extends EV range, and unlocks advanced drivability features. Unlike traditional solutions, mFlasher is built without compromise—delivering a high-performance, intuitive ecosystem that eliminates outdated constraints. With precise tuning options, M-Flasher simplifies performance enhancements, giving drivers powerful yet straightforward choices without compromising OEM reliability and refinement. With the industry’s only seamless in-app purchase and activation process, M-Flasher takes you directly from download to optimized performance—no third-party websites, license keys, or manual codes required. Just click, flash, and go. Industry-Leading Features: • OEM-Chosen Excellence: M-Flasher is the only consumer flash software selected by a leading OEM, setting it apart from conventional tuning platforms. This exclusive collaboration provides access to OEM-grade R&D, engineering insights, and validation processes, resulting in software that exceeds the limitations of typical consumer-grade tuning solutions. M-Flasher represents a new tier of performance tuning—bridging factory precision with enthusiast-driven performance. • Integrated Engine & Transmission Tuning (select models): Optimize power delivery, shift logic, and overall drivability while retaining OEM-like smoothness. • Streamlined Tuning Experience: Precision-calibrated selections eliminate feature bloat and unnecessary complexity, ensuring a straightforward, user-friendly experience without sacrificing powerful performance or customization. • Streamlined Purchase & Activation – The only tuning platform that lets you buy and flash directly from the app—no third-party websites, license keys, or manual codes. Just click, flash, and go. • Stage-Free Optimization: Leave behind outdated tuning stages (Stage 1, Stage 2, OTS+). When available M-Flasher dynamically adapts, ensuring optimal performance in every driving condition and fuel fomr 91 to E85. • Globally Recognized Performance: M-Flasher is globally recognized for delivering class-leading power without compromising OEM driving characteristics, ensuring a refined, reliable, and exhilarating experience. • Exclusive In-House Custom Tuning: M-Flasher is the only flash platform to offer in-house custom tuning, tailored for those seeking more than our already exceptional standard flashes. This fully integrated solution ensures seamless performance and precision calibration within our ecosystem. • Proudly Designed & Supported in the USA: The only US based flash platform. Backed by world-class expertise and dedicated US-based in-house phone support for direct assistance Unmatched Ease. Unparalleled Performance. M-Flasher provides exceptional power, OEM-quality smoothness, and uncompromising reliability. For over a decade, discerning drivers have trusted M-Flasher for its innovation and refinement. Now it's your turn to experience the future of performance tuning. Download M-Flasher now and unlock your BMW’s true potential! 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. -Device Connection: A wired or wireless ENET connection is required to link your iOS device to your vehicle. (iOS device → OBD) Support: https://missiontuning.com/contact-us

About

e85Cal

This app assists users in calculating the precise amounts of standard and ethanol gasoline needed to achieve a desired ethanol percentage in their fuel mix. It simplifies the process by taking into account tank size, current fuel level, and the ethanol content of available fuel types.

Highlights
  • Calculate ethanol percentage goal
  • Enter gas tank size
  • Input standard pump gas ethanol %
  • Input ethanol pump gas ethanol %
  • Set target ethanol % mix
  • Enter current fuel level %
Features
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e85Cal help you calculate your ethanol percentage goal. It fast, simple, and easy to use. Just enter the following information: 1) How big is your gas tank? 2) What is the ethanol % in the standard pump gas? 3) What is the ethanol % in the ethanol pump gas? 4) What is your target ethanol % mix goal? 5) What is your current ethanol % min in your vehicle? 6) What is your current fuel level % in your vehicle? Results will display how many gallons or liters of standard and ethanol gas to pump in your vehicle based on your input.

Screenshots

mFlasher4 screens
e85Cal2 screens

Verdict

The call

The clearest difference is rating: mFlasher at 5.0 against e85Cal's 4.7. mFlasher also leads on update cadence (monthly vs every 4 months) and review sentiment (100% vs 82%). e85Cal's advantage is ratings volume (35 vs 10) and iOS requirement (12.1 vs 18.6). On price, ads, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

mFlasher holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 10 and 35 respectively. Written reviews point the same way: 100% of mFlasher's written reviews are positive against 82% of e85Cal's.

UpkeepUpdate frequency

mFlasher ships an update monthly, e85Cal every 4 months. The most recent releases landed on June 4, 2026 and July 23, 2026 respectively.

Scorecard5 real differences · 5 level
mFlasher versus e85Cal: the parameters behind the verdict, then further details
ParametermFlashere85Cal
PriceFreeFree
Rating5.0 (10 ratings) — better4.7 (35 ratings)
Positive reviews100.0% of reviews — better81.8% of reviews
Number of ratings1035 — better
Update frequencyMonthly — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.612.1 — better
Further details — not scored
Size61 MB15 MB
Age rating4+4+
DeveloperMission Performance, LLCMichael Joe

Customer experience

mFlasher

All ratings10 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

e85Cal

All ratings35 ratings
Positive91.4%
Neutral0.0%
Negative8.6%
Written reviews11 reviews
Positive81.8%
Neutral0.0%
Negative18.2%

In-app purchases

None

mFlasher

No in-app purchases

None

e85Cal

No in-app purchases

Questions

Is mFlasher free?
mFlasher is free to download, with no in-app purchases.
Is e85Cal free?
e85Cal is free to download, with no in-app purchases.
Which has better reviews, mFlasher or e85Cal?
mFlasher is rated higher. mFlasher averages 5.0 out of 5 from 10 ratings, while e85Cal averages 4.7 from 35 ratings.
Do mFlasher or e85Cal have ads?
Neither mFlasher nor e85Cal shows ads.
Which is updated more often, mFlasher or e85Cal?
mFlasher ships an update monthly, and e85Cal every 4 months. Most recently, mFlasher was updated on June 4, 2026 and e85Cal on July 23, 2026.

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