OpenDiag Mobile

4.3
AndroidRuStore

What it actually doesAuto-diagnostic app for domestic vehicles that reads engine control unit errors and parameters through ELM327 or USB adapters; has unstable performance with some car models and requires user technical knowledge.

55%Marketing ≈ reality35%Stability87%Live project

Actually does

  • Диагностика автомобилей (чтение кодов ошибок ЭБУ)75% of reviews
  • Поддержка адаптеров ELM327 (Bluetooth, Wi-Fi, USB)45% of reviews
  • Чтение и отображение кодов ошибок60% of reviews
  • Мониторинг параметров двигателя в реальном времени40% of reviews
  • Очистка ошибок ЭБУ20% of reviews
  • Subscription35% of reviews
  • Data export10% of reviews
  • Customer Support25% of reviews
  • Russian localization90% of reviews
  • Available in Russia5% of reviews

Claimed, but not confirmed by reviews

  • Поддержка стандарта OBD-II
  • Автоматическое определение ЭБУ автомобиля

Common complaints

  • Unstable connection to adapters and ECUs45% of mentions

    «Constant connection error. Won't connect to elm. I have two of them. They work in other apps, but this one is useless.»

  • Frequent app crashes when searching for devices or launching25% of mentions

    «Crashes right after launch. After update it starts, but when I tap search for devices the app crashes.»

  • Limited car compatibility, missing modules for some vehicle models20% of mentions

    «Couldn't connect to Patriot 2024 or Hunter 2010, though it connects to Hunter — but there are no Patriot modules in the available list»

  • Unclear pricing model and paid features that previously required free access15% of mentions

    «Wait, is the program paid now? It's asking for 150 rubles for settings, but I used to view the settings for free.»

  • Very short Bluetooth connection time, requires repeated attempts5% of mentions

    «Bluetooth connection time is too short, I have to keep trying to reconnect»

What people praise

  • Responsive developer who quickly solves user issues

    «Excellent app! The author is available. When there are issues, he helps quickly. Thanks! The developer is always available and solves all problems.»

  • Works well with domestic cars (Lada, Gazel, Niva, etc.)

    «Works perfectly on a 2005 Niva. Works great with Lada Vesta. Gazel ZMZ-405 Mikass-11 – reads, clears everything and all errors.»

  • Longevity and long-term operation with a one-time purchase

    «Paid 100 rubles back then and everything worked. Been using it for 4 years now.»

  • Simple and clear interface without unnecessary complexity

    «The interface is simple and straightforward. Very convenient and functional.»

  • Helpful and practical diagnostic application

    «Excellent app, saved me more than once. Useful program, I recommend it»

Where to install