Comparison

OBDII Trouble Codes vs FIXD OBD2 Scanner

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

Head to head
About

OBDII Trouble Codes

Access a comprehensive offline database of over 18,500 diagnostic trouble codes for cars. Simply enter a fault code to get detailed descriptions without needing an internet connection or car model selection.

Highlights
  • Offline OBD2/EOBD code database
  • Over 18,500 error descriptions
  • No internet connection required
  • Simple fault code entry
  • Supports generic and manufacturer-specific codes
  • Copy and paste error descriptions
Features
Read full description

This app is the most complete offline OBD2 (EOBD) diagnostic trouble code definitions database. It contains more than 18500 error descriptions. It is the most full database in market. Very simple to use! You don't even have to select your car model. Just enter your fault code and app will show you all supported descriptions. No Internet connection needed, no longer spend hours to search for single code description, looking at check engine light. If you have usb, bluetooth or WiFi OBDII code reader (ELM327, PLX Kiwi or any other) you need this app for code description because most of code scanners does not contain full DTC (diagnostic trouble code) database and displays only meaningfull numbers. Be prepared for any troubles wherever you are! You can select and copy error description with simple long press on text, and then paste it in SMS, e-mail or wherever you want! If your car supports OBD II or EOBD, then you can already use almost 5000 generic OBDII codes. These codes are from PowerTrain series (P0XXX, P2XXX, P34XX), Body Series (B0XXX), Chassis series (C0XXX), Network series (U0XXX, U2XXX, U3XXX). Also there is a list of more than 13500 additional manufacturer specific codes. Supported manufacturers with specific codes: Acura Alfa Romeo BMW Chrysler / Dodge / Jeep Citroen / Peugeot Daewoo Fiat Ford Geo GM (Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac) Honda Hyundai Infinity Isuzu Jaguar Kia Lamborghini Land Rover Lexus Lincoln Mazda Mercedes Mercury Mini Mitsubishi Nissan Oldsmobile Opel / Vauxhall Plymouth Porsche Renault (DF codes) Saab Saturn Scion Subaru Suzuki Toyota Volskwagen Audi Group Volvo Note that it is impossible to create complete OBD DTC database. Manufacturers adding new codes and changing old ones. So if you cannot find your code or if you think that some code not correct anymore, please write us!

About

FIXD OBD2 Scanner

This app translates your car's diagnostic trouble codes into plain language, helping you understand potential issues and their severity. It provides maintenance reminders and offers advanced features like issue forecasting and emissions pre-checks with a premium subscription.

Highlights
  • Translate check engine light codes
  • Understand issue severity
  • Maintenance reminders
  • Issue forecasting
  • Emissions pre-check
  • Mechanic hotline access
Features
Read full description

FIXD makes car care simple and stress-free by translating your car's issues into easy-to-understand language. If your check engine light comes on, FIXD helps you understand the severity of the problem, the potential consequences of continued driving, and what steps you need to take next. Plus, FIXD keeps track of maintenance reminders to help you keep your vehicle running smoothly. With FIXD Premium, you get access to advanced data and deeper insights into your car's health. Unlock features like Issue Forecast to predict potential problems before they happen, Emissions Pre-Check to help you pass your next emissions test, access to our Certified FIXD Mechanic Hotline for help with any car-related questions, and Vehicle History to view the incident and sale history of your vehicle. FIXD Premium helps you stay one step ahead, ensuring your car is always in top shape. All this and more for just $12.99/month or $99.99/year. FIXD Premium is available as an in-app purchase. After your free trial, your iTunes account will be charged, and the subscription will automatically renew (at the original price) unless canceled at least 24 hours before the end of the current period. You can manage your subscription in your iTunes account settings. Please note that any unused portion of a free trial will be forfeited upon purchasing a subscription. https://www.fixdapp.com/terms-of-service https://www.fixdapp.com/fixd-privacy-policy

Screenshots

OBDII Trouble Codes3 screens
FIXD OBD2 Scanner4 screens

Verdict

The call

The clearest difference is price: FIXD OBD2 Scanner at Free against OBDII Trouble Codes's $3.99. FIXD OBD2 Scanner also leads on review sentiment (60% vs 22%) and update cadence (weekly vs every 25 months). OBDII Trouble Codes's advantage is in-app purchases (none vs 3) and iOS requirement (13.0 vs 18.0). On 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

FIXD OBD2 Scanner is free to download; OBDII Trouble Codes costs $3.99 up front. FIXD OBD2 Scanner sells 3 in-app purchases, starting at $7.99 per 7 days. OBDII Trouble Codes asks for nothing beyond the download.

UpkeepUpdate frequency

OBDII Trouble Codes ships an update every 25 months, FIXD OBD2 Scanner weekly. The most recent releases landed on September 23, 2026 and September 26, 2026 respectively.

Scorecard7 real differences · 4 level
OBDII Trouble Codes versus FIXD OBD2 Scanner: the parameters behind the verdict, then further details
ParameterOBDII Trouble CodesFIXD OBD2 Scanner
Price$3.99Free — better
Rating—4.6 (26K ratings) — better
Positive reviews22.0% of reviews59.8% of reviews — better
Number of ratings—26K — better
Update frequencyEvery 25 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
Best chart rank—#43 — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better18.0
Further details — not scored
Size54 MB57 MB
Age rating4+4+
DeveloperOleg ChumakovFIXD Automotive Inc

Customer experience

OBDII Trouble Codes

Written reviews41 reviews
Positive22.0%
Neutral4.9%
Negative73.2%

FIXD OBD2 Scanner

All ratings25,773 ratings
Positive91.8%
Neutral3.0%
Negative5.2%
Written reviews838 reviews
Positive59.8%
Neutral4.9%
Negative35.3%

Bugs and requests

OBDII Trouble Codes

Not enough reviews yet to summarise bugs or requests.

FIXD OBD2 Scanner

Reported bugs

4 issues
  • Fails to detect certain error codes
  • Inconsistent Bluetooth pairing
  • Subscription charges without user consent
  • Inability to cancel subscription through app

Requested features

5 requests
  • Ability to manually input maintenance records
  • Clearer indication of subscription requirements
  • Support for more vehicle makes and models
  • Improved diagnostic capabilities for advanced issues
  • Option to disable subscription upsells

In-app purchases

None

OBDII Trouble Codes

No in-app purchases

3 purchases

FIXD OBD2 Scanner

Subscriptions3
  • Weekly FIXD Premium$7.997 Days
  • Monthly FIXD Premium7 Days trial$12.991 Month
  • Yearly FIXD Premium7 Days trial$99.991 Year

Questions

Is OBDII Trouble Codes free?
OBDII Trouble Codes costs $3.99, with no in-app purchases.
Is FIXD OBD2 Scanner free?
FIXD OBD2 Scanner is free to download, with in-app purchases available.
Do OBDII Trouble Codes or FIXD OBD2 Scanner have ads?
Neither OBDII Trouble Codes nor FIXD OBD2 Scanner shows ads.
Which is updated more often, OBDII Trouble Codes or FIXD OBD2 Scanner?
OBDII Trouble Codes ships an update every 25 months, and FIXD OBD2 Scanner weekly. Most recently, OBDII Trouble Codes was updated on September 23, 2026 and FIXD OBD2 Scanner on September 26, 2026.

Other comparisons