Comparison

BatterySeek vs OpenOBD

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

Head to head
About

BatterySeek

Features
Read full description

BatterySeek is the ultimate companion app designed for comprehensive battery testing, charging, and management. Key Features: 1. Battery Testing — Measures battery voltage and evaluate overall battery life, State of Health (SOH), and State of Charge (SOC). 2. Cranking Tests — Evaluates engine starting performance by analyzing voltage data during ignition. 3. Multi-Device Management — Seamlessly switches between multiple Bluetooth-paired testing tools. 4. Instant, Reliable Results — Connects effortlessly to your hardware and generate highly accurate diagnostics in seconds. 5. One-Tap Reporting — Instantly generate, save, and share detailed test reports for easy future reference.

About

OpenOBD

Transform your iPhone into a real-time car dashboard. Connect an OBD2 adapter to monitor live engine data, track your trips with GPS, and diagnose fault codes with clear explanations. Explore all features in demo mode without hardware.

Highlights
  • Live engine data monitoring
  • Real-time speed, RPM, temperature gauges
  • Trip logging with GPS mapping
  • Read and clear diagnostic trouble codes (DTCs)
  • Vehicle information display
  • Demo mode for exploration
Features
Read full description

OpenOBD turns your iPhone into a real-time car dashboard. Connect any ELM327 OBD2 adapter (Bluetooth or Wi-Fi) and see what your car is really doing — live. LIVE ENGINE DATA • Speed, RPM, coolant temperature, intake, throttle, engine load, battery voltage and more • Clean, fast gauges that update in real time • Instant and average fuel consumption TRIP LOGGING • Automatically record your drives with the GPS route on a map • Keeps recording in the background, even with the screen locked • Review distance, duration, speed and fuel for every trip DIAGNOSTICS • Read and clear fault codes (DTCs) with plain-language explanations • Check-engine (MIL) status and stored trouble codes • Vehicle info: VIN, fuel type, supported sensors BUILT FOR DRIVERS • Beautiful dark interface designed for the car • Works with affordable ELM327 adapters — no subscription, no account TRY IT WITHOUT HARDWARE • Tap Connect, then Demo Mode, to explore every feature with simulated live data OpenOBD is not affiliated with any car manufacturer. An OBD2 adapter (sold separately) is required to read data from your vehicle. Most petrol cars built after 2001 and diesels after 2004 are supported.

Screenshots

BatterySeek4 screens
OpenOBD4 screens

Verdict

The call

The clearest difference is iOS requirement: BatterySeek at 13.0 against OpenOBD's 16.4. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 9 level
BatterySeek versus OpenOBD: the parameters behind the verdict, then further details
ParameterBatterySeekOpenOBD
PriceFreeFree
Rating—4.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequency—Every 2 days
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better16.4
Further details — not scored
Size141 MB36 MB
Age rating4+4+
DeveloperHK TOPDON TECHNOLOGY Co., LIMITEDOsman Cengeri

In-app purchases

None

BatterySeek

No in-app purchases

None

OpenOBD

No in-app purchases

Questions

Is BatterySeek free?
BatterySeek is free to download, with no in-app purchases.
Is OpenOBD free?
OpenOBD is free to download, with no in-app purchases.
Do BatterySeek or OpenOBD have ads?
Neither BatterySeek nor OpenOBD shows ads.

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