ThinkDiag+ app icon

Apps Like ThinkDiag+ for iPhone and iPad

Read and clear fault codes

Perform vehicle diagnostics with read/clear fault codes, data flow analysis, and freeze frame data. Access ECU information and control vehicle systems. Support OBD II protocols and maintenance light reset.

by THINKCAR INC★ 4.53,871 ratingsUtilitiesFreeData updated 2026-09-06

ThinkDiag+ screenshots

Ranked alternatives

Showing 81–100 of 1,000 ranked alternatives.

  1. MaxiAP app icon

    MaxiAP

    Autel Intelligent Technology Co., Ltd.

    Monitor vehicle systems remotely

    Monitor vehicle engine performance with real-time data and diagnostic codes. Read and clear trouble codes, view sensor values, and access all 10 OBDII test modes. Connect via Bluetooth OBDII adapter to iPhone for DIY vehicle diagnostics.

    ★ 3.17 ratingsProductivityFreeData updated 2026-09-13
  2. Garmin eLog™ app icon

    Garmin eLog™

    Garmin International

    Track logs and manage compliance

    Manage vehicle logs with real-time data from a eLog™ compliant ELD device. View driving hours, trip details, and compliance status. Sync logs via Bluetooth or USB. Set up the device without subscription fees.

    ★ 4.3498 ratingsTravelFreeData updated 2026-09-13
  3. BAS2 RRC app icon

    BAS2 RRC

    Bell Auto Services Ltd

    Read fault codes and clear errors

    Control vehicle diagnostics via Bluetooth Smart connection. Read and clear fault codes. View live engine data in numerical or graphical formats. Perform ECU service tests and retrieve ECU information.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-09
  4. Signal GH app icon

    Signal GH

    Generally Helpful Software

    Monitor and improve OTA reception quality.

    The app monitors and improves Over The Air (OTA) reception quality for HDHomerun users. It graphs signal quality and allows users to track system changes, aiding in hardware adjustments for better reception.

    ★ 4.6542 ratingsUtilities$2.99Data updated 2026-09-16
  5. Diag-VW app icon

    Diag-VW

    Autel Intelligent Technology Co., Ltd.

    Diagnose vehicle issues with MaxiAP200

    Diagnose and troubleshoot VW vehicle issues. Read error codes, perform system tests, and access maintenance data. Communicate with vehicle modules and download software updates. View repair history and service reports.

    ★ 3.114 ratingsUtilitiesFreeData updated 2026-09-15
  6. Diag-BMW app icon

    Diag-BMW

    Autel Intelligent Technology Co., Ltd.

    ★ 2.823 ratingsUtilitiesFreeData updated 2026-09-15
  7. Key Genius app icon

    Key Genius

    Autel Intelligent Technology Co., Ltd.

    ★ 2.458 ratingsUtilitiesFreeData updated 2026-09-06
  8. EZdiag app icon

    EZdiag

    Launch Tech Co., Ltd

    ★ 1.642 ratingsUtilitiesFreeData updated 2026-09-10
  9. Gretio app icon

    Gretio

    Surreal Development LLC

    Diagnose vehicle issues and track trouble codes

    Vehicle diagnostic tool allows users to analyze real-time data from multiple vehicle modules. Look up trouble codes for engine, chassis, body, and radio systems. Perform service functions like diesel filter regeneration and catalytic reduction tests.

    ★ 4.021 ratingsProductivityFreeData updated 2026-09-06
  10. OBD2 Scanner: Torque ELM 327 app icon

    OBD2 Scanner: Torque ELM 327

    MONIQ TAP COMPANY LIMITED

    Monitor vehicle data and trouble codes

    Turn your phone into a car diagnostic tool. View real-time engine data, fuel usage, and temperatures. Read and clear trouble codes. Track fuel efficiency and performance metrics over time. Customize dashboards.

    ★ 4.6651 ratingsUtilitiesFreeData updated 2026-09-06
  11. Vanderhall Tool app icon

    Vanderhall Tool

    Vanderhall Motor Works, Inc.

    Connect to vehicles and retrieve diagnostics

    Connect to a vehicle to retrieve diagnostic information. View vehicle status, error codes, and system data. Perform basic troubleshooting and monitor real-time performance metrics.

    ★ 5.05 ratingsUtilitiesFreeData updated 2026-09-06
  12. AIOBD app icon

    AIOBD

    Shenzhen Chaoyue Technology Development Co.,Ltd

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06
  13. Dauntless OBD app icon

    Dauntless OBD

    Dauntless Devices LLC

    Pair device, update firmware, view diagnostics

    Configure and manage DauntlessOBD device settings. Pair with vehicle via wireless connection. Update firmware remotely. View real-time vehicle data and diagnostic trouble codes. Supports only DauntlessOBD devices.

    ★ 5.07 ratingsUtilitiesFreeData updated 2026-09-06
  14. Fixxr app icon

    Fixxr

    Colton Mccomas

    ★ 5.07 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.