Piston - OBD2 Car Scanner

Name: Piston - OBD2 Car Scanner
Rating: 4.28 (5601 reviews)
Author: Stinez Pty Ltd

Stinez Pty Ltd

★ 4.3 (5,601 ratings)

⬇ 1,000,000+ downloads

Est. actual: 1,377,796

Free

Released: Jun 26, 2014

IAP: $7.99 per item

No ads

Rated: Everyone

Signals

4 this week · 1 positive · 1 warning All of this week's signals →

📈Last 7 days +728 installs — 17% slower than the week before (+877) · 98/day since Sep 26
🏆Among Auto & Vehicles apps top 2% by installs gained this week (58 peers growing)
⭐Rating steady at ★ 4.28 since Sep 26
🛠Updates quiet · updated 80 days ago

Installs since launch

+3,907 installs · +15 ratings since Sep 26

Update history

3.15.0 Aug 22, 2026 · seen Sep 26, 2026

• Support for Android 17<br>• Bug fixes and improvements

Only the current version so far — new entries appear as the app ships updates.

Piston - OBD2 Car Scanner is an auto & vehicles app by Stinez Pty Ltd with 1,000,000+ downloads (about 1.4M estimated). +728 installs in the last 7 days. Rated 4.3 from 5.6K ratings. Released Jun 26, 2014. Install growth, rank history, SDKs and ad networks.

From the store listing: “With Piston your car’s diagnostic information is at your fingertips. Is the Check Engine Light (MIL) on? Use Piston to turn your mobile device into a car scanner and read the Diagnostic Trouble Codes (DTCs) related to the problem as well as the Freeze Frame data. This will help you identify and fix the issue. You…”