FasLink X vs OBDocker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FasLink X
Diagnose vehicle issues and access repair solutions. This app connects wirelessly to your car's OBDII port to scan and clear trouble codes, monitor battery health, and provide detailed repair reports based on millions of reported fixes.
- Scan and clear trouble codes
- Generate and share repair reports
- Battery monitor
- Mode 6 and smog readiness checks
- Live data graphing and logging
- Wireless OBDII connection
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Faslink® X is a multiple app which is compatible with different Hardware devices. It is used by professional mechanics, auto enthusiasts, and everyday vehicle owners who want to know more about how their vehicle is operating and how their vehicle can be fixed if the Check Engine Light comes on. Features: • Generate, print, and share Repair Reports (details below) • Scan For Trouble Codes • Clear Trouble Codes • Battery Monitor • Mode 6 (On-Board Monitoring Test Results) • Smog Readiness Check • Freeze Frame Data • Drag & drop Icons • Drag & drop Livedata • Multi data (PID) interactive graphing and logging • No Wires! Communicates with your vehicle wirelessly • Metric and Imperial settings ••••••••IMPORTANT CONNECTION INFO•••••••• FasLink X app connect to the compatible OBDII sensors via Bluetooth 4.0 and above, just run the FasLink X app and tap "CONNNECT", then select the OBDII sensor in the list, tap to build connection. !!!DO NOT connect the bluetooth in phone settings!!! ••••••••FaslinkX Repair Report Information•••••••• The FaslinkX Repair Database contains over 30 million experienced-based Reported Fixes for Trouble Codes (DTC's). Ranked as Top Reported Fixes, Frequently Reported Fixes and Other Reported Fixes, a FaslinkX Repair Report is specific to your vehicle's year, make and model. The detailed report goes well beyond providing a cryptic code definition by giving you validated fixes for your trouble codes. Save time by using FaslinkX to prioritize how your vehicle can be repaired. Preview a sample Repair Report in App. ••••••••IMPORTANT INFO•••••••• Faslink X is a professional diagnostic App is totally free to install but does require the purchase of hardware device. You can choose FasLink M1/M2, Vgate icar Pro, ELM327 BLE, EDIAG P01-P03, YAWOA P01-P03 to communicate with your vehicle. The Sensor is sold separately. The compatible Sensor simply connects to your OBDII port located inside your car near the steering wheel. Every car made since 1996 has a data port. FaslinkX has global vehicle compatibility and can be used anywhere in the world. Check out what thousands of FaslinkX users and Fans are raving about at www.facebook.com/obdres
OBDocker
This app acts as a professional OBD2 car scanner, enabling users to diagnose, service, and customize their vehicles. It offers comprehensive diagnostic modes, real-time data monitoring, and various service functions like oil resets and battery registration.
- Triple-mode diagnostics (Full-Systems, Multi-Systems, Quick Scan)
- Triple-mode live data monitoring (Health, Engine, Dash)
- Full-cycle service functions (Emissions Pre-Check, Control Tests, Oil Reset, Battery Registration)
- One-click car setting adjustments and retrofits
- Supports a wide range of car brands and models
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Crafted with user-friendliness and power in mind, OBDocker is a professional OBD2 car scanner app that empowers you to diagnose, service, and customize your vehicles with ease and precision. ************************* KEY FEATURES → Triple-Mode Diagnostics ○ Full-Systems Diagnose: One-Click OE-Level full-systems diagnostics. ○ Multi-Systems Diagnose: Scan multiple systems through ECUs filtering such as TMS, SRS, ABS, TCM, BCM and many more. ○ Quick Scan: Swiftly read and clear engine fault codes to maintain a smooth drive. → Triple-Mode Live Data ○ Health Monitor: Track every systems performance by diving into real-time parameters. ○ Engine Monitor: Monitor your engine's performance. ○ Dash Monitor: Visualize your vehicle's metrics in real-time. → Full-Cycle Service ○ Emissions Pre-Check: Test your emissions and pass with confidence before your official check. ○ Control Tests: Perform EVAP Leak Test, DPF and Inducement System Reinitialization. ○ Oil Reset: Easily reset oil change reminders and maintenance lights to keep your car's records up to date. ○ Battery Registration: Register the battery replacement to notify the battery management. → On-Click Modification ○ Adjustments: Adjust different car settings and customize them by one-click. ○ Retrofits: Easily adapt additional vehicle parts after installation. ************************* OBD ADAPTERS OBDocker requires a compatible OBD adapter to work. We recommend the following for the best experience: - High Performance: Vlinker Series, OBDLink Series, MotorSure OBD Tool, Carista EVO. - Middle Performance: All genuine adapters compatible with ELM327 / ELM329, including Veepeak Series, Vgate iCar Series, UniCarScan, NEXAS, Carista, Rodoil ScanX, and more. - Low Performance (Not Recommended): Cheep Chinese clones ELM. ************************* SUPPORTED CARS OBDocker is compatible with a wide range of vehicles, covering both standard and advanced modes: - Standard Mode: Universal compatibility with OBD2 / OBD-II or EOBD vehicles worldwide. - Advanced Mode: Toyota, Lexus, Nissan, infiniti, Honda, Acura, Hyundai, Kia, Volkswagen, Audi, Skoda, SEAT, Mercedes-Benz, BMW, Mini, Porsche, Ford, Lincoln, Chevrolet, Cadillac, GMC, Buick. And still working really hard to add more… ************************* PLANS: OBDocker offers a free trial for full feature access. To unlock unlimited potential, choose from our Pro or Pro Max subscriptions. NOTE: Vehicle ECUs vary in the amount of sensors supported. This app can’t show you something, that is not provided by your car. Terms and Conditions: https://www.obdocker.com/terms-and-coditions Privacy Policy: https://www.obdocker.com/privacy-policy Apple Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: OBDocker at 4.2 against FasLink X's 2.8. OBDocker also leads on review sentiment (48% vs 23%). FasLink X's advantage is in-app purchases (none vs 7) and ratings volume (103 vs 17). On price, update cadence, ads and monetization model 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. OBDocker sells 7 in-app purchases, starting at $2.99 per month. FasLink X asks for nothing beyond the download.
OBDocker holds the better App Store score, 4.2 against 2.8. That said, the two scores are not equally well evidenced: FasLink X has 103 ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 23% of FasLink X's written reviews are positive against 48% of OBDocker's.
FasLink X ships an update every 2 weeks, OBDocker fortnightly. The most recent releases landed on September 21, 2026 and September 27, 2026 respectively.
| Parameter | FasLink X | OBDocker |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (103 ratings) | 4.2 (17 ratings) — better |
| Positive reviews | 22.8% of reviews | 48.4% of reviews — better |
| Number of ratings | 103 — better | 17 |
| Update frequency | Every 2 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 21 MB | 238 MB |
| Age rating | 4+ | 4+ |
| Developer | 亮 侯 | Motorsure. Inc |
Customer experience
FasLink X
OBDocker
Bugs and requests
FasLink X
Reported bugs
31 issues- Live data is nonexistent
- Cannot switch between metric and imperial measurements
- Menu is in Chinese
- Does not connect via Bluetooth
- Connection is ineffective
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- No data coming through
- Stuck on 'Protocol Detecting...'
- Does not display error codes
- Crashing every time in live mode
- Does not recognize VIN
- Shows no faults even when dashboard does
- App locks up after connecting
- Does not display live readings
- Some VIN numbers don't work
- Some car models and makes don't work
- No Bluetooth PIN code
- Bluetooth no longer connects to network
- App does not connect via Bluetooth
- App does not support Wi-Fi
- Device shows up under Wi-Fi, not Bluetooth
- No option to select Wi-Fi or Bluetooth
- Won't get past loading phase
- Vehicle options are not in alphabetical order
- Ignition must be on error when car is running
- No listing for some car models
- Ignition on but not recognized
- Only battery test works
- Sits there spinning looking for hardware but says connected
- Does not work with older iPhone SE
- Not compatible with iPhone 11
- Website links don't work, grammatical errors, fake staff photos, WhatsApp number
Requested features
11 requests- Bidirectional scanner
- Updated to 2026
- Boost gauge feature
- Switch between metric and imperial measurements
- Technician service bulletins
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- Recalls
- Graphs and gauges
- ODBII System Selection Plus Automatic Selection
- Wi-Fi support
- Arabic language support
- Option to select Wi-Fi or Bluetooth
OBDocker
Not enough reviews yet to summarise bugs or requests.
In-app purchases
FasLink X
No in-app purchases
OBDocker
- OBD Pro (Monthly)$2.991 Month
- OBD Pro Max (Monthly)$7.991 Month
- OBD2 Pro (6 Months)$14.996 Months
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- OBD Pro (Annual)7 Days trial$17.991 Year
- Mechanic Access (Quarterly)$19.993 Months
- OBD Pro Max (Annual)7 Days trial$47.991 Year
- OBD Pro Max (Permanent)$119.99
Questions
Is FasLink X free?
Is OBDocker free?
Which has better reviews, FasLink X or OBDocker?
Do FasLink X or OBDocker have ads?
Which is updated more often, FasLink X or OBDocker?
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