Comparison

OBDII Trouble Codes vs robo

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

robo

Read full description

Touch Bionics’ robo-limb™ mobile application provides owners of the corresponding robo-limb hardware with a quick and easy method to test and diagnose the hardware. Features: • Instantly access 12 quick grips and effortlessly control the robo-limb with the single tap of your mobile device • Activate a hand health check to ensure the robo-limb is properly functioning • Apply firmware updates as they become available Requirements and Restrictions • Touch Care Portal login is required to activate robo-limb software • robo-limb mobile application is compatible with robo-limb devices Touch Bionics is a provider of world-leading prosthetic technologies and supporting services designed to achieve positive outcomes for people with upper limb deficiencies. Our products include multi-articulating prosthetic finger and hand solutions, as well as passive functional silicone prostheses that closely match the natural appearance of the wearer. For more information, please visit our website at www.touchbioncis.com. © Copyright 2008-2018 Touch Bionics Inc. and Touch Bionics Ltd. All rights reserved.

Screenshots

OBDII Trouble Codes3 screens
robo2 screens

Verdict

The call

The clearest difference is price: robo at Free against OBDII Trouble Codes's $3.99. robo also leads on update cadence (every 9 months vs every 25 months) and iOS requirement (9.0 vs 13.0). On 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

robo is free to download; OBDII Trouble Codes costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

OBDII Trouble Codes ships an update every 25 months, robo every 9 months. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 5 level
OBDII Trouble Codes versus robo: the parameters behind the verdict, then further details
ParameterOBDII Trouble Codesrobo
Price$3.99Free — better
Positive reviews21.4% of reviews—
Update frequencyEvery 25 monthsEvery 9 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.09.0 — better
Further details — not scored
Size54 MB33 MB
Age rating4+4+
DeveloperOleg ChumakovTouch Bionics, Inc.

In-app purchases

None

OBDII Trouble Codes

No in-app purchases

None

robo

No in-app purchases

Questions

Is OBDII Trouble Codes free?
OBDII Trouble Codes costs $3.99, with no in-app purchases.
Is robo free?
robo is free to download, with no in-app purchases.
Do OBDII Trouble Codes or robo have ads?
Neither OBDII Trouble Codes nor robo shows ads.
Which is updated more often, OBDII Trouble Codes or robo?
OBDII Trouble Codes ships an update every 25 months, and robo every 9 months. Most recently, OBDII Trouble Codes was updated on October 14, 2026 and robo on October 7, 2026.

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