OBD2 Scanner vs Tech2
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OBD2 Scanner
Transform your smartphone into a powerful car diagnostic tool. Monitor real-time engine data, read and clear trouble codes, and track your vehicle's performance. Customize your dashboard and access repair manuals to understand and fix issues.
- Real-time engine data monitoring
- Read and clear trouble codes
- Performance tracking
- Customizable dashboards
- Repair manual database
- Compatibility with OBD2 ELM327 adapters
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Turn your phone into a car scanner : Diagnose & monitor with OBD2 Torque - Car Scanner ELM 327 ! Unlock your car's full potential: - OBD2 Diagnostics: Read & clear trouble codes, view real-time engine & sensor data. - Car Maintenance: Track service history, oil changes, and maintenance schedules. - Smart Driving Tools: HUD mode on windshield, Parking Finder, and Quick Navigation. - Performance Tracking: Monitor fuel efficiency, acceleration, and live gauges. - Custom Dashboards: Build personalized views with the info you need most. - Universal Compatibility: Supports standard OBD2 ELM327 Bluetooth/Wi-Fi scanners. Using tips: - The app requires a Wi-Fi or or Bluetooth 4.0 (Bluetooth LE) OBD2 ELM327 compatible adapter (device) to work. ELM327 devices plug into the diagnostics socket in the car and give your phone access to car diagnostics. - If you buy one of the cheap OBD2 ELM327 adapters , then make sure it’s not marked as v.2.1. These adapters are supported, but they have lots of bugs. - Vehicle ECUs vary in the amount of sensors supported. This app can’t show you something that is not provided by your car. Notice - This app are free-to-install, but has some premium features that need purchase/subscribe to use. Non-subscribed users can use each Premium feature for a limited number of times per day. - Subscriptions automatically renew unless cancelled 24 hours before the end of the period. - Manage your subscription and turn off auto-renewal in your account settings. - Any unused portion of a free trial will be forfeited if you subscribe. Term of use: https://appforlife.moniqtap.com/index.php/term-of-use/ Privacy Policy: https://appforlife.moniqtap.com/index.php/privacy-policy/
Tech2
This utility app offers real-time tuning and configuration for various operational modes. It provides advanced customization options for ignition timing, fuel, and compensation, along with anti-theft protection and analysis features.
- Real-time tuning
- Anti-theft protection
- Multiple operation modes
- Injector tuning
- Ignition timing tuning
- BARO compensation
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Application Functions Configuration: * Easy installation * Real-time tuning Security: * Anti-theft protection Operation Modes: * 3 modes Customization: * Calibration * Injector tuning * Ignition timing tuning * Compensation tuning Analysis: * Analysis Additional Tuning: * TPS enrichment tuning * Fuel start tuning Compensation: * BARO compensation
Screenshots
Verdict
The clearest difference is in-app purchases: Tech2 at none against OBD2 Scanner's 6. Tech2 also leads on ads (none vs shown) and review sentiment (50% vs 23%). OBD2 Scanner's advantage is update cadence (monthly vs every 3 months). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. OBD2 Scanner sells 6 in-app purchases, starting at $6.99 per 7 days. Tech2 asks for nothing beyond the download.
OBD2 Scanner ships an update monthly, Tech2 every 3 months. The most recent releases landed on October 17, 2026 and October 16, 2026 respectively.
| Parameter | OBD2 Scanner | Tech2 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (974 ratings) — better | — |
| Positive reviews | 23.2% of reviews | 50.0% of reviews — better |
| Number of ratings | 974 — better | — |
| Update frequency | Monthly — better | Every 3 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 102 MB | 52 MB |
| Age rating | 4+ | 17+ |
| Developer | Phong Pham | ECU=SHOP |
Customer experience
OBD2 Scanner
Tech2
Bugs and requests
OBD2 Scanner
Reported bugs
8 issues- Bluetooth connection drops and requires reboot
- App fails to connect to OBD2 devices
- Sensors display N/A values in paid version
- Cannot select vehicle profile
- App crashes or becomes unresponsive
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- Fault code reading not functioning
- Unauthorized subscription charges after trial
- Device not recognized by application
Requested features
6 requests- Oil temperature and transmission data
- Wheel sensor information
- Pending DTC display
- Permanent check engine light clearing
- Module-specific scanning selection
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- Better privacy controls and data protection
Tech2
Not enough reviews yet to summarise bugs or requests.
In-app purchases
OBD2 Scanner
- Premium weeky freetrial3 Days trial$6.997 Days
- Premium Weekly3 Days trial$7.997 Days
- Premium Monthly$14.991 Month
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- Premium Monthly$17.991 Month
- Premium Yearly$59.991 Year
- Lifetime Premium$69.99
Tech2
No in-app purchases








