Comparison

Car Scanner OBD2 ELM vs RepairSolutions2

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

Head to head
About

Car Scanner OBD2 ELM

This app functions as a universal vehicle scanner using the OBD2 standard. It connects to your car via WiFi or Bluetooth 4.0 LE adapters to diagnose and scan electronic control modules. Users need a compatible ELM327 adapter to utilize its diagnostic capabilities.

Highlights
  • Universal OBD2 scanning
  • Works with WiFi adapters
  • Works with Bluetooth 4.0 LE adapters
  • Diagnose electronic control modules (ECUs)
  • Quick start guide for ELM327 adapters
Features
Read full description

Obd Mary is a universal vehicle scanner which works according to OBD2 standard. The application works with WiFi and Bluetooth 4.0 LE adapters. Requirements: 1. You need ELM327 Bluetooth 4.0 LE or Wi-Fi adapter to connect to a vehicle using this application. 2. Your vehicle can contain some ECUs (electronic control modules), so don't forget to check all ECUs. 3. ELM adapters version 2.1 are often can be corrupted, so try to choose version 1.5 if you have a chose. Quick start guide for ELM327 adapters: 1. Download the app 2. Plug in ELM327 adapter into 16-pin diagnostic connector in your vehicle 3. Switch ON the ignition 4. Discover your WiFi or Bluetooth ELM adapter in the app settings 5. Select discovered ELM327 adapter and press 'Connect' You can make scanning and diagnosing using the application Obd Mary and Wi-Fi ELM327/BLE ELM327. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

RepairSolutions2

This app provides comprehensive vehicle care and repair information for car and truck owners, DIYers, and technicians. It offers diagnostic capabilities with compatible OBD2 scanners and a vast database of verified fixes from ASE Master Technicians. Users can also access free vehicle maintenance information and schedule repairs.

Highlights
  • OBD2 scanner integration
  • Verified repair database
  • Diagnostic trouble code definitions
  • Scheduled maintenance tracking
  • Parts identification and purchase
  • Live data feed
  • Repair scheduling
Currently charting
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RepairSolutions2 Valuable Vehicle Care and Repair info for car and truck owners, as well as skilled DIYers and entry-level techs. The only complete solution from diagnosis to fix, the latest RepairSolutions2 app seamlessly pairs with the newest generation of compatible OBD2 scanners and dongles to deliver the most comprehensive automotive repair database with verified fixes from ASE Master Technicians. No tool? No problem. Now featuring “no tool needed use,” free Vehicle Care info and an in-app option to schedule repairs. Vehicle Care Info for Anyone (whether you own a tool or not). App users can see warranty status, scheduled maintenance, technical service bulletins, recalls, 5-year cost to own, recalls, layman’s definitions of diagnostic trouble codes, effect on the vehicle, and # of fixes available from the RepairSolutions2 comprehensive repair database. Find the Problem (OBD2 tool and dongle* owners). Download the RepairSolutions2 app for free and connect instantly with your compatible tool to create detailed vehicle diagnostic reports on your mobile device. Find the Fix (OBD2 tool and dongle owners). ASE Master Technicians provide the right solutions for your vehicle’s problem. Receive custom-tailored repair information and verified fixes that are cross-referenced for accuracy against an entire index of vehicles and data collected for over nearly 30 years. Find the Parts. Identify and purchase the right parts (maintenance and repairs) for your specific vehicle instantly from your favorite online retailer. This in-app feature makes it easier and faster to find the right quality parts to get the job done. With the RepairSolutions2 app you’ll be able to: - Lookup DTC Code Definitions – Access to specific, layman’s, effect on vehicle, all paired with ASE-verified fixes at your fingertips. - Complete Vehicle Scan - Perform quick scans (engine only), specific modules, and complete network scan. - Read/Erase DTC codes. - LIVE DATA - Access a customizable LIVE data feed with the ability to choose specific data inputs, create line graphs, record and access previous LIVE data recording sessions. - Scheduled Maintenance - Drive with confidence knowing that RepairSolutions2 provides manufacturer scheduled vehicle maintenance with direct purchase links based on your vehicle’s history and OEM-recommended service items. - Predicted Repairs – Know what repairs might be around the corner using RepairSolutions2 advanced database. - RepairPal - Just click the “Schedule Repair” button, and in just a few easy steps, you can choose the right repair facility at a time that suits your schedule. - No Tool Needed – View vehicle maintenance, predicted repairs, TSB/Recalls, Cost to Own, and Code Definitions! All available even if you do not own a compatible tool. ---- IMPORTANT ---- No purchase required. This app is free for anyone to install. Some app features and functions require pairing with a compatible OBD2 Scan Tool or dongle. Note that not all features and functions are supported by every vehicle. Features and functions will vary by vehicle year, make, and model and are determined solely by the vehicle manufacturer. * A “dongle” is a small adapter that you can plug into the OBD port of a vehicle. This port is usually found on the driver’s side under the dashboard in most cars and trucks.

Screenshots

Car Scanner OBD2 ELM4 screens
RepairSolutions24 screens

Verdict

The call

The clearest difference is ads: RepairSolutions2 at none against Car Scanner OBD2 ELM's shown. RepairSolutions2 also leads on ratings volume (38K vs 39) and chart position (#172 vs unranked). On price, rating, review sentiment and update cadence 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. Car Scanner OBD2 ELM sells 4 in-app purchases, starting at $2.99 per 7 days and RepairSolutions2 sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for Car Scanner OBD2 ELM against 4.8 for RepairSolutions2. That said, the two scores are not equally well evidenced: RepairSolutions2 has 38K ratings behind it against 39, so its average is the more settled of the two. Written reviews are what separate them: 92% of Car Scanner OBD2 ELM's written reviews are positive against 96% of RepairSolutions2's.

UpkeepUpdate frequency

Car Scanner OBD2 ELM ships an update fortnightly, RepairSolutions2 every 3 weeks. Both last shipped on September 24, 2026.

Scorecard3 real differences · 8 level
Car Scanner OBD2 ELM versus RepairSolutions2: the parameters behind the verdict, then further details
ParameterCar Scanner OBD2 ELMRepairSolutions2
PriceFreeFree
Rating4.7 (39 ratings)4.8 (38K ratings) — better
Positive reviews92.3% of reviews96.2% of reviews — better
Number of ratings3938K — better
Update frequencyFortnightly — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#172 — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.015.0
Further details — not scored
Size24 MB192 MB
Age rating4+4+
DeveloperIhar KatkavetsInnova Electronic

Customer experience

Car Scanner OBD2 ELM

All ratings39 ratings
Positive94.9%
Neutral0.0%
Negative5.1%
Written reviews78 reviews
Positive92.3%
Neutral1.3%
Negative6.4%

RepairSolutions2

All ratings37,946 ratings
Positive97.1%
Neutral1.9%
Negative1.0%
Written reviews1,694 reviews
Positive96.2%
Neutral1.1%
Negative2.7%

Bugs and requests

Car Scanner OBD2 ELM

Not enough reviews yet to summarise bugs or requests.

RepairSolutions2

Reported bugs

3 issues
  • Unable to generate reports
  • Bluetooth connection problems
  • Firmware update failures

Requested features

4 requests
  • Ability to save vehicle history
  • Live data monitoring improvements
  • Offline report viewing
  • Expanded diagnostic capabilities

In-app purchases

4 purchases

Car Scanner OBD2 ELM

Subscriptions3
  • Premium Weekly3 Days trial$2.997 Days
  • Premium Monthly3 Days trial$7.991 Month
  • Premium Yearly7 Days trial$29.991 Year
One-time1
  • Full Edition$9.99
3 purchases

RepairSolutions2

One-time3
  • Vehicle History Report$9.99
  • 1-Month MOTOR Report for 1 VIN$14.99
  • 1-Year MOTOR Report for 1 VIN$29.99

Questions

Is Car Scanner OBD2 ELM free?
Car Scanner OBD2 ELM is free to download, with in-app purchases available.
Is RepairSolutions2 free?
RepairSolutions2 is free to download, with in-app purchases available.
Which has better reviews, Car Scanner OBD2 ELM or RepairSolutions2?
RepairSolutions2 is rated higher. Car Scanner OBD2 ELM averages 4.7 out of 5 from 39 ratings, while RepairSolutions2 averages 4.8 from 38K ratings.
Do Car Scanner OBD2 ELM or RepairSolutions2 have ads?
Car Scanner OBD2 ELM shows ads; RepairSolutions2 does not.
Which is updated more often, Car Scanner OBD2 ELM or RepairSolutions2?
Car Scanner OBD2 ELM ships an update fortnightly, and RepairSolutions2 every 3 weeks. Most recently, Car Scanner OBD2 ELM was updated on September 24, 2026 and RepairSolutions2 on September 24, 2026.

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