Skip to content
BattGrade
BattGrade
Book a demo
For independent inspectors

Issue certificates buyers trust, in under 10 minutes.

Turn any OBD2 dongle into an independent battery certification tool. Your brand, your license, our cell-level engine.

10min
Per certificate
120+
EV models supported
8
Languages

The problem today.

Slow, manual reports

Hand-written condition notes nobody trusts that take an hour to produce.

No independent proof

Your word against the seller's. Buyers discount what they can't verify.

Generic tooling

Off-the-shelf scanners that don't speak the EV's battery language.

Before and with BattGrade.

Without
  • Hand-written notes
  • No verifiable proof
  • An hour per vehicle
  • Reputation on the line
With BattGrade
  • Signed digital certificate
  • Public QR verification
  • Under 10 minutes
  • Independent, defensible scoring
Capabilities

Everything you need to certify with confidence.

10-minute tests

Plug in, read the BMS, issue. No proprietary hardware required.

Your branding

White-label certificates carrying your logo and license number.

Any phone, any dongle

iOS and Android, with any standard OBD2 dongle you already own.

Offline mode

Test in any garage. Certificates queue and sync when you reconnect.

Full test history

Every certificate searchable by VIN or customer, re-sendable anytime.

Cryptographic signing

Each certificate is signed, hashed and independently verifiable.

How it fits in

Slots into the way you already work.

01
Vehicle in
02
Plug OBD2
03
Read battery
04
Issue certificate
05
Hand to customer
Starter & Pro
From
€5 / certificate

Pay as you go, or €49/mo for 25 certificates included plus white-label.

We went from arguing about battery health to handing buyers a signed number. It closes the conversation, and the sale.

MK
Markus Keller
Independent inspector · Munich

Questions, answered.

No. BattGrade works with standard OBD2 Bluetooth dongles you can buy for under €40.
Yes. Pro and Business plans include white-label certificates with your logo, license and contact details.
Most vehicles complete in 3–10 minutes depending on the battery management system.
Yes. Tests run and save locally, then submit automatically when you're back online.
Scores come from cell-level BMS data normalized by our algorithm, not from the seller, and not editable after issuance.
120+ EV models across 14 brands, growing weekly. Check the coverage page for your model.

Start certifying today.

Your first 30 days are free. No card required.