Comparison

SensorTap vs OBDocker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SensorTap

Features
Read full description

SensorTap allows you to connect any 0-5v sensors directly to your smartphone using Bluetooth! Tired of needing more data? Want boost or transmission temp, but don't want to chop up your dash to add a gauge? Just send it wirelessly to your smartphone using SensorTap. SensorTap works with any vehicle, even ones without OBD-II. Add additional sensors to your ATV, boat, classic car, truck, or anywhere that 12V power is available. REQUIRES SensorTap P4 hardware! Learn more here: http://www.dashlogic.com/products/sensortap/p4

About

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.

Highlights
  • 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
Read full description

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

SensorTap4 screens
OBDocker4 screens

Verdict

The call

The clearest difference is in-app purchases: SensorTap at none against OBDocker's 7. SensorTap also leads on iOS requirement (8.0 vs 13.0). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. OBDocker sells 7 in-app purchases, starting at $2.99 per month. SensorTap asks for nothing beyond the download.

UpkeepUpdate frequency

SensorTap ships an update every 3 weeks, OBDocker fortnightly. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 8 level
SensorTap versus OBDocker: the parameters behind the verdict, then further details
ParameterSensorTapOBDocker
PriceFreeFree
Rating—4.2 (17 ratings) — better
Positive reviews—46.9% of reviews
Number of ratings—17 — better
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS8.0 — better13.0
Further details — not scored
Size64 MB238 MB
Age rating4+4+
DeveloperDashLogic, Inc.Motorsure. Inc

In-app purchases

None

SensorTap

No in-app purchases

7 purchases

OBDocker

Subscriptions6
  • OBD Pro (Monthly)$2.991 Month
  • OBD Pro Max (Monthly)$7.991 Month
  • OBD2 Pro (6 Months)$14.996 Months
Show 3 more
  • 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
One-time1
  • OBD Pro Max (Permanent)$119.99

Questions

Is SensorTap free?
SensorTap is free to download, with no in-app purchases.
Is OBDocker free?
OBDocker is free to download, with in-app purchases available.
Do SensorTap or OBDocker have ads?
Neither SensorTap nor OBDocker shows ads.
Which is updated more often, SensorTap or OBDocker?
SensorTap ships an update every 3 weeks, and OBDocker fortnightly. Most recently, SensorTap was updated on October 14, 2026 and OBDocker on October 15, 2026.

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