Comparison

tes vs mi3

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

Head to head
About

tes

Explore and visualize CAN bus data from various vehicles, including electric and gas-powered models. Connect to OBD-2 accessories to view live data, analyze message identifiers, and playback log files. Unlock advanced features for deeper analysis and customization with optional purchases.

Highlights
  • Live CAN bus data visualization
  • Support for OBDLink and vLinker accessories
  • Playback of CAN bus log files
  • Customizable signal visualizations
  • Advanced data analysis tools
  • DBC file import
Features
Read full description

tes•LAX is a CAN bus Explorer and visualization tool that works with CAN data from many sources, including gas-powered and electric vehicles. ** tes•LAX can connect to some OBD-2 accessories to show live CAN Bus data from your vehicle. Additional wiring, and installation is necessary. Damage done to your vehicle may not be covered by vehicle warranty. Proceed at your own risk. ** - Predefined visualizations with many useful signals for several popular electric vehicles. - Designed to analyze and visualize CANBus data with 11-bit message identifiers. - Works with the OBDLink MX+ and CX, vLinker FS/MC+ and WiFi, and other WiFi and Bluetooth Low Energy accessories. "Classic Bluetooth" accessories other than the OBDLink MX+ and vLinker FS are not supported. Please visit https://teslax.app for more information on supported accessories. - Support for accessories supporting the Panda UDP Protocol. Note: Comma.ai has discontinued WiFi support for the Panda White. You may be able to flash your Panda to an old version of firmware to maintain WiFi support. Panda is for advanced users only and not recommended for normal users. - Playback CAN Bus log files. (TXT, ASC and BLF file formats) - Data sources containing multiple buses (ASC/BLF log files, Panda) With an "Extended Release" purchase or subscription: - Configure the visualization by choosing signals from the included signals database. - Additional pages of pre-configured visualization in provided presets. For pros, and tinkerers, an "Extra Strength 2.0" purchase or subscription unlocks additional features: - New in 2.0: Additional full page visualizations such as a Drag Timer, Matrix View, and Graph. - Record log files in TXT, ASC, and BLF formats and convert to comma separated format (CSV) - Create and edit presets. - Modify the signal database to create and update signals as the vehicle manufacturer changes the data format. - Export presets to file for backup/sharing and re-import them. - Ability to import DBC files (containing signal definition information). - A "Binary Matrix" view of a message or signal for reverse engineering data streams. - Use javascript code to calculate a result value from the raw message bytes (or other defined signals within the same message) This software is not affiliated with or endorsed by Tesla Motors or any vehicle manufacturer. This app accesses data streams that are not documented or supported by the vehicle manufacturer. If the manufacturer decides to change the data stream, then this app may display incorrect information. If the manufacturer removes data, then some or all functionality of the app may cease to work. Many signals in the signal database may be from previous versions of the vehicle operating software (such as the cell voltages, which were removed in a software update many updates ago) You are responsible for all risks of installing and using 3rd party hardware in your vehicle. Do not use tes•LAX while driving. Please obey all traffic laws and do not drive while distracted. tes•LAX uses bluetooth and local network access only for the purpose of connecting to accessories. Analytics are not collected at any time. Use caution when using accessories that are not secured via password or pairing. See https://teslax.app/supported-hardware/ for more information. You accept full and unconditional responsibility for the use of this software. All About Jake, LLC is not responsible for any consequences of using this software, including any damage to your vehicle, loss, damage to property, personal injury, or violation of law that may occur in connection with using this application. Obey all laws and respect the privacy of others. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND. The author(s) and copyright holders shall not be liable for any damages, even if advised beforehand of the possibility of such damages. Full terms of use can be found here: https://www.teslax.app/terms-and-conditions/

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

tes4 screens
mi33 screens

Verdict

The call

The clearest difference is in-app purchases: mi3 at none against tes's 8. mi3 also leads on review sentiment (100% vs 75%) and iOS requirement (13.0 vs 17.0). tes's advantage is update cadence (every 3 weeks vs every 4 months). On price, rating, ratings volume and ads 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. tes sells 8 in-app purchases, starting at $9.99 per year. mi3 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.3 for tes against 4.4 for mi3. Both are backed by a comparable volume of ratings — 22 and 15 respectively. Written reviews are what separate them: 75% of tes's written reviews are positive against 100% of mi3's.

UpkeepUpdate frequency

tes ships an update every 3 weeks, mi3 every 4 months. Both last shipped on October 24, 2026.

Scorecard5 real differences · 5 level
tes versus mi3: the parameters behind the verdict, then further details
Parametertesmi3
PriceFreeFree
Rating4.3 (22 ratings)4.4 (15 ratings) — better
Positive reviews75.0% of reviews100.0% of reviews — better
Number of ratings22 — better15
Update frequencyEvery 3 weeks — betterEvery 4 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.013.0 — better
Further details — not scored
Size86 MB5 MB
Age rating17+4+
DeveloperAll About Jake, LLCMax Dmitrichenko

Customer experience

tes

All ratings21 ratings
Positive81.0%
Neutral0.0%
Negative19.0%
Written reviews16 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

mi3

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

In-app purchases

8 purchases

tes

Subscriptions1
  • Extra Strength Subscription$9.991 Year
One-time7
  • One-Time Free 5-day PassFree
  • Extra Strength Upgrade to 2.0$4.99
  • Extra Strength Upgrade 1.0$5.99
Show 4 more
  • Extended Release 1.0$6.99
  • Upgrade to Extra Strength 2.0$10.99
  • Extra Strength 1.0$14.00
  • Extra Strength 2.0$18.99
None

mi3

No in-app purchases

Questions

Is tes free?
tes is free to download, with in-app purchases available.
Is mi3 free?
mi3 is free to download, with no in-app purchases.
Which has better reviews, tes or mi3?
mi3 is rated higher. tes averages 4.3 out of 5 from 22 ratings, while mi3 averages 4.4 from 15 ratings.
Do tes or mi3 have ads?
Neither tes nor mi3 shows ads.
Which is updated more often, tes or mi3?
tes ships an update every 3 weeks, and mi3 every 4 months. Most recently, tes was updated on October 24, 2026 and mi3 on October 24, 2026.

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