Comparison

MKFlasher vs Sentry

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

Head to head
About

MKFlasher

Monitor your BMW's engine performance in real-time, read and clear fault codes, and capture detailed data logs. This tool allows for customizable dashboards and analysis of modifications and tune results.

Highlights
  • Real-time engine parameter monitoring
  • Customizable live dashboard
  • Read and clear fault codes
  • Record and export performance data logs
  • Multi-system diagnostics
  • Smart value tracking
Read full description

Monitor Your BMW Like a Pro Real-time engine monitoring for BMW E-Series through G-Series vehicles. See exactly what your engine is doing, troubleshoot issues instantly, and capture detailed performance data—all from your phone. Live Engine Dashboard - Real-Time Monitoring - Watch critical parameters as you drive: boost, temperatures, pressures, timing, and more - Fully Customizable - Build your perfect dashboard layout with drag-and-drop simplicity - Responsive & Fast - Instant updates with zero lag. See everything happening in real-time - Smart Value Tracking - App learns min/max ranges for each parameter as you drive Troubleshoot with Confidence - Read Fault Codes - Get complete trouble codes instantly - Clear Codes - Reset codes after repairs - Understand Issues - Know exactly what's wrong before hitting the shop - Multi-System Access - Engine, transmission, and system diagnostics in one app Capture & Analyze Performance - Record Sessions - Save real-time data logs while driving - CSV Export - Download logs to use with industry-standard tools (MegaLogViewer, Datazap, etc.) - Track Changes - Monitor modifications and tune results over time - Professional Analysis - Review detailed parameter history anytime Monitor Key Parameters - Engine: RPM, Throttle Position, Ignition Timing per Cylinder - Boost: Boost Pressure, Boost Target, Wastegate Duty-Cycle - Temperatures: Coolant, Oil, Intake Air, EGT - Fuel: Lambda, HPFP, Fuel Trim - Transmission: Torque Limiters, Timing Corrections - And dozens more... Simple Setup Connect via one of these adapters: - ENET Cable to Lightning Adapter - KDCan WiFi Adapter - ENET WiFi Adapter Whether you're running a classic E90 335i, an F80 M3, or the latest G-Series—if it's a BMW with an engine bay, we've got you covered. From tuners to daily drivers. From diagnostics to performance tracking. MKFlasher puts BMW diagnostic tools in your pocket. * For off-road use only. *************************************************************** Supported Cars: 2012 - 2016 M135i F2x N55 2013 - 2016 M235i F2x N55 2015 - 2018 M2 F87 N55 2011 - 2015 335i N55 F3x 2013 - 2016 435i N55 F3x 2010 - 2017 535i / GT N55 F1x 2011 - 2017 640i N55 F0x 2012 - 2015 740i N55 F0x 2010 - 2017 X3 35i N55 F25 2014 - 2018 X4 35i / M40i N55 F26 2013 - 2018 X5 40i N55 F15 2014 - 2018 X6 40i N55 F16 2014 - 2019 M3 S55 F80 2014 - 2019 M4 S55 F82 2014 - 2019 M4 S55 F83 2012 - 2019 M140i F2x 2016 - 2019 M240i F2x 2015 - 2019 340i F3x 2016 - 2019 440i F3x 2017 - xxxx 540i G3x 2017 - xxxx 640i GT G32 2015 - xxxx 740i G1x F0x 2017 - xxxx X3 M40i G01 2018 - xxxx X4 M40i G02 2018 - xxxx X5 40i G05 2019 - xxxx Z4 M40i G29 2012 - 2015 114i F2x 2011 - 2015 116i F2x 2011 - 2016 118i F2x 2015 - 2017 120i F2x 2012 - 2018 316i F3x 2006 - 2010 135i, 335i and 535i 2011 - 2013 335is 2009 - 2015 Z4 35i/is 2011 - 2012 1M 2008 - 2010 X6 35i 2010 - 2013 135i, 135is and 335i 2013 - 2015 X1 35i 2010 - 2013 X5 35i 2011 – 2014 X6 35i Disclaimer: For off-road use only.

About

Sentry

Read full description

Sentry helps you follow developing risks and prepare the people who matter to you. STAY INFORMED • Browse news for your selected country. • Explore reported air alerts and threat activity in Ukraine on an interactive radar map. • Review alerts and open their sources when available. BE PREPARED • Browse listed shelters and hospitals near you. • Create a personal emergency checklist and track completed essentials. • Save important people and places, then build a family plan with meeting points, contacts, transport, and check-in details. Country selection supports Poland, Lithuania, Latvia, Estonia, Germany, and Austria. Some features require a subscription. Alerts, news, and place listings depend on third-party data and internet access. In an emergency, follow official local instructions. Terms of use: https://docs.google.com/document/d/1bYMt-QW-Q6PD5n3XJmTVVbYfGqZNIDwcuu1eRv7_jmo/edit?tab=t.0

Screenshots

MKFlasher4 screens
Sentry4 screens

Verdict

The call

The clearest difference is device support: MKFlasher at 3 against Sentry's 1. MKFlasher also leads on iOS requirement (15.6 vs 17). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. MKFlasher sells 10 one-off in-app purchases and Sentry sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard2 real differences · 7 level
MKFlasher versus Sentry: the parameters behind the verdict, then further details
ParameterMKFlasherSentry
PriceFreeFree
Rating3.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyMonthly—
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.6 — better17
Further details — not scored
Size66 MB16 MB
Age rating4+12+
DeveloperGabriel M KozmaKyrylo Sokolov

In-app purchases

10 purchases

MKFlasher

One-time10
  • License for the connected car$23.99
  • License for the connected car$29.99
  • License for the connected car$39.99
Show 7 more
  • N54 Logger Master$69.99
  • N20 Logger Master$69.99
  • N55 E Series Logger Master$69.99
  • B58 Logger Master$89.99
  • S55 Logger Master$99.99
  • S58 Logger Master$99.99
  • S63 Logger Master$99.99
3 purchases

Sentry

Subscriptions3
  • Month$3.991 Month
  • Month Trial3 Days trial$3.991 Month
  • Year$34.991 Year

Questions

Is MKFlasher free?
MKFlasher is free to download, with in-app purchases available.
Is Sentry free?
Sentry is free to download, with in-app purchases available.
Do MKFlasher or Sentry have ads?
Neither MKFlasher nor Sentry shows ads.

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