Voltage

Compatibility

Supported Vehicles

Built specifically for GM's electrified platforms — with deep, model-aware access no generic OBD2 app can match.

Chevrolet Volt

Opel/Vauxhall/Holden Ampera

Chevrolet Bolt/Opel Ampera-E (2017–2023)

Chevrolet Spark EV

Cadillac ELR

Cadillac CT6 PHEV

Newer GM EVs (2024+) — Coming Soon

	Before 2018	2019 – 2023	2024+
Data reading, monitoring, special functions	Yes	Yes	Coming soon
Remote start / doors / window control	Yes	No *	—

* Serial Data Gateway Module installed on cars since 2019 firewalls remote control and other commands from the OBD2 port.

Inside the app

See it in action

Every reading charted in real time, every module within reach.

Capabilities

Everything your dealer's scanner does — and more

Dealer-level access to the modules that matter, from cell-level battery data to remote control of your car.

Vehicle Control

Remote start and climate pre-conditioning (vehicles before 2019)
Battery heater for cold-weather range
Charge management and scheduling
Remote door and window operation
Engine control (ON / OFF / Release)
Module reset and DTC clearing

Professional Diagnostics

Deep DTC scan across all modules
100+ live parameters with dual-column mode
Real-time battery pack analysis: cell voltages, temps
Weak Cell active test with guided verdict
Battery coolant pump and heater control
HW Info with module programming dates

Live Monitoring

Nine dedicated screens, every value charted in real time:

Efficiency — SoC, EV range, kWh, fuel efficiency
Powertrain — HV power, motor temps, transmission
HV Battery — pack voltage, cell delta, temps, coolant
Charger — AC/DC voltage, current, power, duty cycles
Climate — HVAC, cabin heat, AC, blower, remote start
12V — voltage, current, power, per-module supply
TPMS — live tire pressure for all four wheels

HV Unlock

"Unbrick" your car and stay on the road — avoid a tow truck by resetting the high voltage system right from your phone. Clears Service High Voltage Charging System faults and re-enables driving and charging.

Health Insights

Critical vehicle health analysis and maintenance recommendations — ideal for DIY enthusiasts, used car buyers checking battery health, and owners tracking long-term performance.

History & Export

Full history view with vehicle selection
Export, import, and edit vehicle history

Polished Experience

Dark / Light / System theme
Multi-language support
Bottom status bar for at-a-glance info

Pricing

Free vs Premium

Core scanning is free forever. Premium unlocks full control and deep analysis.

Feature	Free	Premium
Full battery data scanning	✓	✓
Scan history	✓	✓
Live monitoring (limited set)	✓	✓
DTC scanning and clearing	✓	✓
Compare to peers by odometer	✓	✓
Live monitoring (all parameters)	—	✓
High voltage DTC clearing (P1FFF, P0AFA, SHVCS)	—	✓
Compare to peers by battery capacity	—	✓
Compare to peers by battery internal resistance (2011–2018)	—	✓
Doors lock/unlock, windows up/down, climate start (2011–2018)	—	✓
Charging control (2016–2023)	—	✓
Engine control (2011–2019)	—	✓
Main screen at-a-glance dashboard	—	✓
Health report	—	✓
Weak cells active test	—	✓
Special functions: battery capacity relearn, coolant pump/heater control, infotainment (radio) reset, HVAC afterblow activation (soon), oil life & fuel life reset (soon)	—	✓
ECU info: module part numbers, calibration versions	—	✓

Hardware

Supported Adapters

Any ELM327 adapter gets you diagnostics. An SW-CAN adapter unlocks the rest of the car.

Full compatibility

SW-CAN Compatible Adapters

Automatic vehicle wake-up (for monitoring or control)
Remote door lock/unlock and Remote Start
Access to Instrument panel cluster
Access to Radio module
Access to HVAC system module
Access to Frontview Camera module

ELM327-based OBD2 Adapters

Access only to High Speed CAN (Engine, Hybrid Powertrain and Battery Energy Control Modules)