Comparison

tes vs INJECTOR APP

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

INJECTOR APP

This app provides deep battery diagnostics, personalization, and convenience controls for electric cars via a plug-in hardware module. Monitor your car's battery health, customize your driving experience, and control various vehicle features directly from your phone.

Highlights
  • Deep battery diagnostics
  • Personalization and convenience controls
  • Live battery health monitoring
  • Customizable home screen widgets
  • Remote vehicle feature control
  • Wireless firmware updates
Features
Read full description

INJECTOR is the companion app for the INJECTOR module — a plug-in device for your electric car that brings deep battery diagnostics, personalization and convenience controls to your phone. Connect over Bluetooth and see what your car is really doing: state of charge, true full capacity versus factory-new, degradation, per-brick cell voltages and imbalance, high- and low-voltage rails, instantaneous power and battery temperature — data the built-in screen never shows you. Then make the car yours: build a home screen from the widgets you care about, open the frunk, trunk, glovebox and doors, tune regenerative braking and traction, and switch on the driving and lighting features your hardware supports. DASHBOARD & BATTERY HEALTH • Live state of charge, voltage, power and temperature • True full capacity, energy buffer and degradation % • Per-brick voltage map with min/max and cell-imbalance warning • Battery chemistry, architecture and brick count CONTROL & CONVENIENCE • One-tap open: frunk, trunk, glovebox, individual doors • Auto-Frunk by holding the driver's door handle • Battery preconditioning / heating PERSONALIZATION • Custom home-screen widgets • Lighting options: fog lights, automatic low beam and more • Driving feel: recuperation level, traction/ESP limits, drive modes DEVICE & UPDATES • Wireless firmware updates over Bluetooth • Device dashboard: CAN link status, bridge load, CPU temperature • Reboot and factory reset • Push notifications when new firmware is released • Interface in English, Russian and Ukrainian REQUIREMENTS INJECTOR is a companion app. It requires the INJECTOR hardware module installed in a compatible vehicle and Bluetooth switched on. Some features require a one-time device activation. The app talks directly to your device over Bluetooth and does not upload your driving data. INJECTOR is an independent aftermarket product and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer. All product and company names are trademarks of their respective owners. Use every feature responsibly and in accordance with your local laws and regulations.

Screenshots

tes4 screens
INJECTOR APP4 screens

Verdict

The call

The clearest difference is rating: INJECTOR APP at 5.0 against tes's 4.3. INJECTOR APP also leads on in-app purchases (none vs 8) and iOS requirement (15.0 vs 17.0). tes's advantage is ratings volume (22 vs 1). On price, update cadence, ads and device support 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. INJECTOR APP asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

INJECTOR APP holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: tes has 22 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 3, 2026 and October 29, 2026 respectively.

Scorecard5 real differences · 5 level
tes versus INJECTOR APP: the parameters behind the verdict, then further details
ParametertesINJECTOR APP
PriceFreeFree
Rating4.3 (22 ratings)5.0 (1 ratings) — better
Positive reviews75.0% of reviews—
Number of ratings22 — better1
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.0 — better
Further details — not scored
Size86 MB47 MB
Age rating17+4+
DeveloperAll About Jake, LLCDmytro Panteliuk

Customer experience

tes

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

INJECTOR APP

All ratings1 ratings
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

INJECTOR APP

No in-app purchases

Questions

Is tes free?
tes is free to download, with in-app purchases available.
Is INJECTOR APP free?
INJECTOR APP is free to download, with no in-app purchases.
Which has better reviews, tes or INJECTOR APP?
INJECTOR APP is rated higher. tes averages 4.3 out of 5 from 22 ratings, while INJECTOR APP averages 5.0 from 1 ratings.
Do tes or INJECTOR APP have ads?
Neither tes nor INJECTOR APP shows ads.
Which is updated more often, tes or INJECTOR APP?
tes ships an update every 3 weeks, and INJECTOR APP every 3 weeks. Most recently, tes was updated on November 3, 2026 and INJECTOR APP on October 29, 2026.

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