CellPulse

Check your EV battery cell by cell. Get a transparent health score.

Join the TestFlight Beta Free during beta — no catches, no paywall. iOS only (Android coming later). No account required.
CellPulse PDF report with cell voltage chart and temperature grid CellPulse app showing 86/100 battery health score
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What You Get

Every Cell, Individually

Read every cell voltage and temperature sensor in your battery pack. See the data the dealer won't show you.

Transparent Health Score

Score 0-100 based on cell balance, temperature, SOC spread, and charge rate. Above 80 is healthy. Weakest factor determines the rating. How it works →

Shareable PDF Report

Generate a clean PDF with your score, cell chart, and vehicle info. Share it when buying or selling a used EV.

Quick Scan

Plug in a BLE OBD adapter, tap scan, done. No account, no subscription, no data collected without your permission.

Built for VW Group MEB

VW ID.3 · ID.4 · ID.5 · ID.Buzz
Audi Q4 e-tron · Skoda Enyaq · CUPRA Born

More platforms coming — Hyundai/Kia next.

What You Need

A BLE (Bluetooth Low Energy) OBD-II adapter. We've tested with vLinker MC+ and VEEPEAK BLE+. Adapter guide →

Buying a Used EV?

A used EV is a $20–50K decision. The dealer says "the battery is fine" but won't show you the data. CellPulse puts the real numbers in your hands — scan before you buy, share the report with your mechanic, and negotiate with confidence.

Get Early Access

CellPulse is in beta. Join via TestFlight to try it first.

Join TestFlight Beta Requires iOS 17+ and TestFlight app.