Comparison

Activity Tracker" vs OBD2 Car Scanner

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

Head to head
About

Activity Tracker"

Features
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Ads free Activity Tracker App helps you monitor your daily tasks with reminder - Support daily, weekly, monthly, yearly and custom date reminder. - Support backup and restore you activity list into iCloud

About

OBD2 Car Scanner

Transform your smartphone into a car diagnostics tool and trip planner. Monitor real-time vehicle data, scan trouble codes, and organize road trips with route planning and document management.

Highlights
  • Real-time vehicle data monitoring
  • Scan diagnostic trouble codes (DTCs)
  • Trip logging and driving insights
  • Vehicle-focused trip planning
  • Compatible with popular OBD2 adapters
  • Easy-to-use interface
Features
Read full description

This app turns your smartphone into a reliable vehicle diagnostics and car trip companion. It connects to your car’s OBD2 engine management system via Wi-Fi and works seamlessly with a wide range of popular OBD2 adapters, helping you monitor vehicle health, performance data, and maintenance status in real time. Designed for everyday drivers, car enthusiasts, and technicians alike, the app provides essential diagnostics, live sensor data, and driving insights, while also supporting car-focused trip planning features to make road journeys smoother and more organized. Key Features: - Real-time vehicle data monitoring: RPM, engine temperature, fuel status, throttle position, boost, and more - Scan diagnostic trouble codes (DTCs) with easy-to-understand explanations - Trip logging with distance, fuel usage, and driving behavior insights - Vehicle-focused trip planning tools to organize routes, stops, documents, and car-related checklists Why Choose This App? - Compatible with many popular OBD2 adapters - Combines vehicle diagnostics with car-centric trip support - Helps detect issues early and prepare your vehicle for longer journeys - Easy-to-use interface with powerful monitoring tools - Regular updates for improved compatibility and performance Whether you’re checking engine data, preparing your vehicle for a road trip, or tracking driving performance over time, this app helps you stay informed, organized, and confident behind the wheel. We currently offer the following auto-renewing subscription options for the Premium version: - $4.99/week - $9.99/month The payment will be charged to your iTunes Account within 24 hours prior to the end of the free trial period - if applicable - or at the confirmation of your purchase. Price may vary depending on the region or country. Your subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. You can cancel auto-renewal at any time, but this will not affect the currently active subscription period. Your iTunes Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. Any unused portion of a free trial period, if offered, will be forfeited if you purchase a subscription to that publication where applicable. For questions, feedback, or assistance, please visit: Contact Us https://sites.google.com/view/helpcenter0509/contact-us Terms of Use https://sites.google.com/view/helpcenter0509/term-of-use Privacy Policy https://sites.google.com/view/helpcenter0509/privacy-policy

Screenshots

Activity Tracker"4 screens
OBD2 Car Scanner4 screens

Verdict

The call

Activity Tracker" and OBD2 Car Scanner are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Activity Tracker" sells 1 one-off in-app purchase and OBD2 Car Scanner sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Activity Tracker" ships an update every 10 days, OBD2 Car Scanner weekly. The most recent releases landed on October 11, 2026 and October 8, 2026 respectively.

ScorecardNo meaningful differences
Activity Tracker" versus OBD2 Car Scanner: the parameters behind the verdict, then further details
ParameterActivity Tracker"OBD2 Car Scanner
PriceFreeFree
Rating—4.8 (5 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—5 — better
Update frequencyEvery 10 daysWeekly — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS16.6 — better17.1
Further details — not scored
Size2 MB85 MB
Age rating4+4+
DeveloperLee Chee TsongHong Thuan Truong Thi

In-app purchases

1 purchases

Activity Tracker"

One-time1
  • Support the Developer$1.99
2 purchases

OBD2 Car Scanner

Subscriptions2
  • OBD2 Premium Weekly$4.997 Days
  • OBD2 Premium Monthly$9.991 Month

Questions

Is Activity Tracker" free?
Activity Tracker" is free to download, with in-app purchases available.
Is OBD2 Car Scanner free?
OBD2 Car Scanner is free to download, with in-app purchases available.
Do Activity Tracker" or OBD2 Car Scanner have ads?
Neither Activity Tracker" nor OBD2 Car Scanner shows ads.
Which is updated more often, Activity Tracker" or OBD2 Car Scanner?
Activity Tracker" ships an update every 10 days, and OBD2 Car Scanner weekly. Most recently, Activity Tracker" was updated on October 11, 2026 and OBD2 Car Scanner on October 8, 2026.

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