MissFire vs OBDify
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MissFire
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MissFire is an Car/Vehicle OBD Diagnostic Tool that you can use to diagnose your car health. It contains advanced misfire utilities, custom engine parameter live tracking functions, DTC diagnostic trouble code scanner & library, diagnose with AI function, ABS tool, airbag tool, gearbox tool, fuel economy tracker, battery & charging health tool, dyno estimator, speedometer calibration, acceleration timing, tire size calculator and lots of more. All for FREE, there are no paid options/restrictions!
OBDify
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OBDify - Understand Your Car. Drive With Confidence. OBDify turns your car data into clear, actionable insights - from diagnostics and live data to performance tracking, trips, and expenses. Whether you are a daily driver or a car enthusiast, OBDify helps you stay in control of your vehicle - with or without an OBD2 scanner. SMART DIAGNOSTICS AND VEHICLE HEALTH Scan and clear trouble codes and understand what they actually mean. - Read and clear DTCs from multiple ECUs - Plain-language explanations - Severity levels and repair cost estimates - Real-time battery voltage and health score REAL-TIME DATA (OBD2 REQUIRED) See what your car is doing right now. - Live data: speed, RPM, coolant temperature, throttle, and more - Smooth gauges and detailed charts - Monitor performance and detect issues early PERFORMANCE TRACKING Measure your car's real performance. - 0-100 km/h, 0-60 mph, and quarter mile times - GPS-based acceleration tracking - Run history with personal bests - Estimated wheel horsepower TRIPS AND DRIVING HISTORY Track every journey automatically. - Distance, duration, and average speed - Route history and trip insights GARAGE AND VEHICLE MANAGEMENT Keep everything about your car in one place. - Manage multiple vehicles - Service reminders (by time or mileage) - Fuel logs, expenses, and documents - Insurance and registration expiry alerts VIN DECODER Instantly unlock your car's full specifications. - Scan or enter any 17-character VIN - View build data, engine details, and equipment FUEL AND COST TRACKING Understand how much your car really costs. - Fuel consumption tracking - Trip cost estimation - CO2 emission insights WORKS WITH OR WITHOUT OBD2 Start using OBDify instantly - no hardware needed. - Core features work without an adapter - Connect an ELM327 Bluetooth or WiFi OBD2 scanner to unlock full diagnostics and live data BUILT FOR DRIVERS Clean, modern interface designed for everyday use. - Dark mode optimized for driving - Home screen widget for quick vehicle status - Available in multiple languages COMPATIBILITY - US: 1996+ vehicles - Europe: 2001+ petrol, 2004+ diesel - Supports standard ELM327 Bluetooth and WiFi adapters WHY OBDIFY Most car apps either overwhelm you with raw data or limit what you can do without expensive tools. OBDify is built differently - it gives you the right information, at the right time, in a way that actually makes sense. Whether you are checking a warning light, tracking performance, or managing your vehicle expenses, everything is designed to be simple, fast, and useful. FOR EVERY TYPE OF DRIVER OBDify adapts to how you use your car. - Daily drivers who want to avoid unexpected issues - Car owners tracking maintenance and costs - Enthusiasts measuring performance and runs - Anyone who wants more control without complexity NO GUESSWORK Stop searching forums or trying to decode technical terms. OBDify translates your car data into clear insights so you can understand what is happening and what to do next. PRIVACY AND CONTROL Your data stays yours. - No unnecessary data collection - Full control over your vehicles and history - Secure storage of your information GET STARTED IN SECONDS Download OBDify and start using core features instantly - no setup, no hardware required. Upgrade anytime by connecting an OBD2 adapter to unlock full diagnostics and live data. SUBSCRIPTION TERMS Subscription automatically renews unless canceled at least 24 hours before the end of the current period. Payment will be charged to your Apple ID account. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://bubble-iridium-4e8.notion.site/Privacy-Policy-for-OBDify-3416bf91cdf4803b85b7f95a14b6e1cd
Screenshots
Verdict
The clearest difference is in-app purchases: MissFire at none against OBDify's 4. MissFire also leads on update cadence (weekly vs every 5 weeks) and iOS requirement (13.0 vs 17.6). On price, ads 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. OBDify sells 4 in-app purchases, starting at $4.99 per 7 days. MissFire asks for nothing beyond the download.
MissFire ships an update weekly, OBDify every 5 weeks. Both last shipped on October 25, 2026.
| Parameter | MissFire | OBDify |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 24 MB | 64 MB |
| Age rating | 4+ | 4+ |
| Developer | Tommi Kari | Oleksandr Zhuryk |
In-app purchases
MissFire
No in-app purchases
OBDify
- OBDify Premium$4.997 Days
- OBDify Pro3 Days trial$9.991 Month
- OBDify Premium$59.991 Year
- Lifetime Diagnostics$19.99
Questions
Is MissFire free?
Is OBDify free?
Do MissFire or OBDify have ads?
Which is updated more often, MissFire or OBDify?
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