Comparison

WetRuler vs MG Flasher

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

Head to head
About

WetRuler

This augmented reality application measures and weighs fish using your device's camera. Simply place your catch on a surface, select the fish type, and the app will estimate its length and approximate weight. It also records a photo of your catch with the measurements displayed.

Highlights
  • AR measurement grid
  • Fish type selection
  • Approximate weight and length calculation
  • Records catch photos with data
  • Works in water for catch and release
  • Supports large fish up to 10 feet
Read full description

WetRuler is an AR app that measures and weighs your fish all without rulers or scales. Select the type of fish that you've caught from a list of common ones caught in Alaska. Place the fish on a horizontal surface and a AR screen grid will appear. Choose the the head to tail length and algorithms will generate length and approximate weight. --most common Alaskan fish included --records weight in pounds and length in inches --you don't have to touch the fish! --able to weigh halibut up to 10 feet in length! --records photo of your catch with weight and length displayed --works well in water for catch and release

About

MG Flasher

This app allows for advanced ECU tuning and feature unlocking for specific BMW and Supra engines via OBD and Wi-Fi. It offers on-the-fly map switching, custom options, flex fuel integration, and diagnostic capabilities for enhanced vehicle performance. Designed for off-road use only.

Highlights
  • Custom performance modifications
  • Switchable maps on-the-fly
  • Dynamic exhaust burble control
  • Flex fuel integration
  • Torque limiter adjustment
  • Speed limit removal
  • Diagnostic DTC reading/clearing
Features
Read full description

MG Flasher is a mobile tuning App designed for BMW/Supra vehicles equipped with B48, B58, S58, N63, S63, and N74 engines. Flashing is done 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 unlocks many features: • Custom Options - pick and choose performance mods, exhaust, cooling, torque options, as well as custom code options + more. • 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 the vehicle! Currently available for gen 1 and 2 B48,B58 and S58. • 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! Currently available for gen 1 and 2 B48,B58 and S58. • Flex Fuel - Automatically adjusts engine calibration to any ethanol blend, with smart blending logic for smooth power delivery and full integration with sensor or manual override control. Live ethanol display, cruise-control adjustability, and instant cluster feedback. • Max Cooling On-The-Fly - With a simple cruise control button combination sequence, you can enable the option without reflashing the car! Currently available for gen 1 and 2 B48,B58 and S58. • 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 available on select software • 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 M3 - G80 BMW M440i/420i/430i - F32/F33/F36/G22 BMW M4 - G82 BMW 540i/520i/530i/530e - G30/G31/G38 BMW M550i G30 BMW M5 LCI - F90 BMW 640i/630i - G32 BMW 740i/740Li/730i/730Li/740e/740Le - G11/G12 BMW 840i, M850i - G14/G15/G16 BMW M8 - F91, F92, F93 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 X3M/X4M - F97/F98 BMW X5 40i,50i - G05 BMW X6 40i - G06 BMW X5M/X6M - F95/F96

Screenshots

WetRuler1 screens
MG Flasher4 screens

Verdict

The call

The clearest difference is rating: WetRuler at 5.0 against MG Flasher's 4.5. MG Flasher's advantage is update cadence (every 9 days vs every 43 months) and ratings volume (89 vs 1). 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

WetRuler holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: MG Flasher has 89 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

WetRuler ships an update every 43 months, MG Flasher every 9 days. The most recent releases landed on June 20, 2026 and September 26, 2026 respectively.

Scorecard3 real differences · 7 level
WetRuler versus MG Flasher: the parameters behind the verdict, then further details
ParameterWetRulerMG Flasher
PriceFreeFree
Rating5.0 (1 ratings) — better4.5 (89 ratings)
Positive reviews—71.4% of reviews
Number of ratings189 — better
Update frequencyEvery 43 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.515.4 — better
Further details — not scored
Size1 MB748 MB
Age rating4+4+
DeveloperRobert WernerJR Auto Performance Inc.

Customer experience

WetRuler

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

MG Flasher

All ratings89 ratings
Positive88.8%
Neutral0.0%
Negative11.2%
Written reviews21 reviews
Positive71.4%
Neutral0.0%
Negative28.6%

In-app purchases

None

WetRuler

No in-app purchases

None

MG Flasher

No in-app purchases

Questions

Is WetRuler free?
WetRuler is free to download, with no in-app purchases.
Is MG Flasher free?
MG Flasher is free to download, with no in-app purchases.
Which has better reviews, WetRuler or MG Flasher?
WetRuler is rated higher. WetRuler averages 5.0 out of 5 from 1 ratings, while MG Flasher averages 4.5 from 89 ratings.
Do WetRuler or MG Flasher have ads?
Neither WetRuler nor MG Flasher shows ads.
Which is updated more often, WetRuler or MG Flasher?
WetRuler ships an update every 43 months, and MG Flasher every 9 days. Most recently, WetRuler was updated on June 20, 2026 and MG Flasher on September 26, 2026.

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