Headcam vs CarCoding
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Headcam
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Headcam turns your iPhone or iPad into a streaming camera for your PC. Video and mic straight into OBS, a virtual green screen with no backdrop, and a twist: opentrack compatible head tracking in games. YOUR PHONE, YOUR CAMERA - Stream video and microphone straight to OBS Studio through QuickFeed, our own ultra low latency OBS transport - AI noise cancellation cleans up your mic - Works over WiFi or a USB cable LOOK THE PART - Virtual green screen: drop yourself into any scene, no backdrop needed. Chroma key with adjustable color. - On-device background blur: keep the focus on you, not your room. Adjustable strength. - Built-in fill light: multiple brightness steps to light your face in a dark room. Border or full-screen, with warm, daylight, golden, rose and white presets. THE TWIST: HEAD TRACKING Your head is an input your games have been ignoring. Give it something to do. - OpenTrack compatible head tracking over standard UDP (default port 4242). Works with OpenTrack, or anything OpenTrack feeds that smooths the input. - Free-look in-game by moving your head while your hands stay on the controls - TrueDepth face tracking with 6 degrees of freedom: position and rotation - Optional AirPods mode: head rotation from the sensors in your AirPods - Tune every axis to your taste: sensitivity sliders and per-axis multipliers for X, Y, Z, yaw, pitch and roll - Smoothing engines ported from the OpenTrack project (One Euro, Accela), with a 30 or 60 Hz tracking rate MADE FOR REAL DESKS - Mirror flip, fit or fill framing - Screen dim mode: the display goes dark while tracking and streaming keep running - Sits happily in a mount next to your monitor SET UP IN SECONDS No accounts, no pairing. Type your PC's IP address and go. Headcam is free to use. A single one-time purchase unlocks the Pro extras.
CarCoding
This app acts as an OBD2 scanner, providing diagnostics, live data, and ECU coding for your vehicle. It helps you understand check engine lights, clear codes, monitor engine performance, and access hidden car features. Supports ELM327 adapters and offers AI-powered repair assistance.
- OBD2 diagnostics and fault code clearing
- AI repair assistant for code explanations
- Live engine data with customizable gauges
- ECU coding and access to hidden features
- Apple CarPlay and Siri integration
- Vehicle compatibility checks
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Take full control of your car with CarCoding — an all-in-one OBD2 scanner, diagnostics and ECU coding app. Plug in any ELM327 Bluetooth (BLE) or Wi-Fi adapter and reach your vehicle's control units in seconds. Find out why the check engine light is on, clear fault codes, watch live engine data, and explore the hidden features your car shipped with. ▸ WHAT YOU GET • PROFESSIONAL OBD2 DIAGNOSTICS Read and clear DTC fault codes — standard P-codes plus manufacturer-specific codes. Check readiness monitors before an emissions test and scan multiple control units, not just the engine. • AI REPAIR ASSISTANT What does "P0420" actually mean? The built-in AI explains the likely cause, how urgent it is, and what to check first — in plain language, no jargon. • LIVE DATA & DIGITAL GAUGES Track RPM, coolant and oil temperature, boost pressure, fuel trim, battery voltage and more on customizable low-latency gauges. Record a session and export the log. • APPLE CARPLAY & SIRI CarCoding now runs on your car's screen. CarPlay lists live values in real time — speed, RPM, engine temperature, battery voltage and more — shows active fault codes, and alerts you when a value goes beyond a safe range. And you can just ask Siri: "What's my engine temperature?" • ECU CODING & HIDDEN FEATURES Read your control unit's coding data, back it up, and explore factory options such as mirror folding on lock, seatbelt chime, gauge sweep and lighting behavior. Expert Mode gives direct hex/byte access for advanced users. • VEHICLE COMPATIBILITY Diagnostics work on every OBD2-compliant car (US 1996+, EU petrol 2001+, diesel 2004+). Coding depends on brand, model and equipment — support is deepest on BMW F-series; on many other brands coding data can be read and analyzed but not written. • SUPPORTED ADAPTERS Works with quality ELM327 Bluetooth Low Energy (BLE) and Wi-Fi OBD2 adapters. ▪ Coding writes data to control modules. CarCoding backs up your data first — keep the ignition on and the connection alive during the process. Become the master of your own garage. Download CarCoding. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://carcoding.app/privacy.html
Screenshots
Verdict
The clearest difference is update cadence: CarCoding at daily against Headcam's every 5 days. CarCoding also leads on iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases 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. Headcam sells 1 one-off in-app purchase and CarCoding sells 3 in-app purchases, starting at $2.49 per month. Whichever you choose, the download price is not the number that matters.
Headcam ships an update every 5 days, CarCoding daily. Both last shipped on September 17, 2026.
| Parameter | Headcam | CarCoding |
|---|---|---|
| Price | Free | Free |
| Rating | — | 1.0 (1 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 5 days | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 3 MB | 88 MB |
| Age rating | 4+ | 17+ |
| Developer | Blair Watt | Mustafa YILMAZ |
In-app purchases
Headcam
- Headcam Pro$11.99
CarCoding
- CarCoding Pro Monthly$2.491 Month
- CarCoding Pro Annual$19.991 Year
- CarCoding Pro – Lifetime$49.99





