Comparison

GS vs mi3

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

Head to head
About

GS

This app connects to a diagnostic interface for BMW motorcycles, allowing users to access ECU information, read/clear fault codes, monitor real-time data, and perform service functions. Emergency features are available offline, while advanced functions require an internet connection.

Highlights
  • Connect to GS-911wifi device
  • Read and clear fault codes
  • Monitor real-time sensor data
  • Reset service reminders
  • Perform advanced diagnostic functions
  • Offline emergency functionality
Features
Read full description

GS-911wifi is an app for BMW motorcycles. It requires a HEX GS-911wifi diagnostic interface. What Does the App Do? The GS-911wifi app makes it easy to get started with your GS-911wifi device. Set up, register, and connect to your GS-911wifi directly from your mobile device - no laptop or extra software needed. Once connected, you can access the full range of GS-911 diagnostic features through the app. Emergency functionality (ECU Info, read & clear fault codes, monitor real-time data) is available offline, while service functions require an internet connection. What Does a HEX GS-911wifi Diagnostic Interface Do? It is a Diagnostic Tool for BMW motorcycles. The GS-911wifi has USB and wifi connectivity, allowing you to “browse” your BMW motorcycle's Electronic Control Units (ECU). It connects to a BMW motorcycle's diagnostic connector allowing you dealer level diagnostic functionality. This functionality is dependent on model and complexity but includes: * Reading of ECU information (Software versions, part numbers etc.) * Reading and Clearing of Fault Codes for every ECU * Reading of LIVE sensor input/output data * Resetting of Service reminders * Functional output tests * Advanced diagnostic functions (ECU specific, but include calibrations, adaptation resets, ABS bleed tests, etc.) The GS-911wifi is compatible with all BMW motorcycles that have the round 10pin diagnostic connector, including the new generation chassis such as the K1600GT/GTL and R1200GS LC wethead. It is also backward compatible to the previous generation of BMW motorcycles, including the Husquvarna range of Nuda 900 and Nuda 900 R motorcycles that were developed in the time that BMW Motorrad owned Husqvarna motorcycles. Haven't purchased your GS-911wifi device just yet? Try the GS-911 Demo from within the app for an online simulation without a GS-911 device!

About

mi3

This application provides detailed insights into BMW electric vehicles, offering real-time data monitoring for battery health, charging status, and more. It functions as a pre-purchase inspection tool and aids in regular car usage by displaying various vehicle parameters.

Highlights
  • Real-time data monitoring
  • Battery State of Charge/Health
  • Charging details and charts
  • Cell temperature and voltage display
  • OBD adapter support (BT, WiFi, ENET)
  • Integration with A Better Routeplanner
Features
Read full description

mi3 as easy to use diagnostic application shows insights about BMW electric vehicle which can be useful as pre-purchase inspection tool, as well as during regular car usage. Example of useful features: - Realtime monitoring of different data sources, not always exposed by on-board system - Current State of Charge/SoC and State of Health/SoH of EV High Voltage battery - Charging details in kW, including charts view. Chart data is available in text format locally under Files/BMW EV/charts/ - Different other details, such as Cells temperature and voltages, forecasted range, in the form of min...max - REX details of usage, if available - Different OBD adapters are supported via BT/Bluetooth, WiFi and ENET. - Application can share details with A Better Routeplanner (ABRP) if needed and supports different BMW cars: BMW i3/s , Mini Cooper SE and more to come. Requires OBD adapter to work with and to be connected to the car.

Screenshots

GS4 screens
mi33 screens

Verdict

The call

GS and mi3 both sit at 4.5 stars, but that hides the real split: 100% of mi3's written reviews are positive against 36% of GS's. mi3 also leads on iOS requirement (13.0 vs 15.0). GS's advantage is update cadence (fortnightly vs every 4 months) and ratings volume (341 vs 16). On price, rating, 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for GS against 4.4 for mi3. That said, the two scores are not equally well evidenced: GS has 341 ratings behind it against 16, so its average is the more settled of the two. Written reviews are what separate them: 36% of GS's written reviews are positive against 100% of mi3's.

UpkeepUpdate frequency

GS ships an update fortnightly, mi3 every 4 months. The most recent releases landed on October 29, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 6 level
GS versus mi3: the parameters behind the verdict, then further details
ParameterGSmi3
PriceFreeFree
Rating4.5 (341 ratings) — better4.4 (16 ratings)
Positive reviews36.0% of reviews100.0% of reviews — better
Number of ratings341 — better16
Update frequencyFortnightly — betterEvery 4 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size41 MB5 MB
Age rating4+4+
DeveloperHex Innovate UK LtdMax Dmitrichenko

Customer experience

GS

All ratings316 ratings
Positive85.4%
Neutral3.2%
Negative11.4%
Written reviews25 reviews
Positive36.0%
Neutral20.0%
Negative44.0%

mi3

All ratings14 ratings
Positive85.7%
Neutral7.1%
Negative7.1%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

GS

No in-app purchases

None

mi3

No in-app purchases

Questions

Is GS free?
GS is free to download, with no in-app purchases.
Is mi3 free?
mi3 is free to download, with no in-app purchases.
Which has better reviews, GS or mi3?
GS is rated higher. GS averages 4.5 out of 5 from 341 ratings, while mi3 averages 4.4 from 16 ratings.
Do GS or mi3 have ads?
Neither GS nor mi3 shows ads.
Which is updated more often, GS or mi3?
GS ships an update fortnightly, and mi3 every 4 months. Most recently, GS was updated on October 29, 2026 and mi3 on November 3, 2026.

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