Comparison

U vs Direct

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

Head to head
About

U

This app allows users to diagnose vehicle issues using their smartphone and a compatible adapter. It provides access to check engine, ABS, and airbag codes, along with definitions and potential solutions. Users can also view live data and clear diagnostic trouble codes.

Highlights
  • Read and erase OBD II codes
  • View live vehicle data
  • ABS and Airbag code access
  • Automatic vehicle identification
  • Vehicle history log
  • Powertrain enhanced data
Read full description

U-Scan provides DIYers and Professional Technicians with access to vehicle diagnostics using their smartphone when paired to the available U-Scan vehicle adapter. Developed by the Global leader in DIY and professional diagnostic scan tools. U-Scan provides essential information to diagnose vehicles fast while saving money. •Get the probable solution to a check engine, ABS, or Airbag light. Simply connect the adapter to the vehicle and pair with your smartphone to start the diagnostic process. •QuickCheck™ - Review vehicle emissions status (I/M Monitors, Codes). •Read Codes - Read Global OBD II codes and display the definition. •Erase Codes - Erase Global OBD II codes. •AutoID™ - Automatically identifies most 2000 and newer vehicles for error proof diagnostics. •TrueLink™ - U-Scan will link to all 1996 and newer vehicles. •MyGarage™ - Library of all previous diagnosed vehicles. •Vehicle Activity Log – Detailed history of your U-Scan activities. •Screen shot sharing via Facebook and email •Optional App Enhancements - For access to more advanced diagnostic capabilities. Powertrain Enhanced Data •Get access to Powertrain codes and definitions related to the check engine light for most 1996 and newer GM, Ford, Chrysler, Honda, Hyundai, Nissan and Toyota vehicles via the manufacturer specific Read Codes Powertrain diagnostic commands. •Manufacturer specific code definitions for GM, Ford, Chrysler, Toyota, Honda, Nissan, Hyundai, Audi, BMW, Daewoo, Isuzu, Jaguar, Kia, Land Rover, Mazda, Mercedes Benz, Mitsubishi, Porsche, Saab, Subaru, Suzuki, Volkswagen, and Volvo. •Freeze Frame data - Details the conditions of the vehicle at the time the trouble code was set. •View and Graph LIVE Data - View RPMs, coolant temperature, oxygen sensor readings and more for a faster diagnosis. Over 300 sensor and data items are available as supported by vehicle. •Unlock CodeConnect™ and access the most likely cause of the check engine light. Get manufacturer specific powertrain DTC fixes. (If CodeConnect™ is owned.) • Enable manufacturer specific Erase Codes Powertrain diagnostic commands. Optional App Enhancements include: ABS Codes and Definitions - $5.99 per vehicle or $29.99 all manufacturers listed below •Get access to the ABS brake codes and definitions related to the ABS warning light for most 1996 and newer GM, Ford, Chrysler, Honda, Hyundai, Nissan and Toyota vehicles via the manufacturer specific Read Codes ABS diagnostic command. •Unlock CodeConnect™ ABS fixes and access the most likely cause of the ABS warning light (If CodeConnect™ is owned.) • Enable manufacturer specific Erase Codes ABS diagnostic command. Airbag Codes and Definitions - $7.99 per vehicle or $39.99 all manufacturers listed below •Get access to the Airbag codes and definitions related to the Airbag warning light for most 1996 and newer GM, Ford, Chrysler, Honda, Nissan and Toyota vehicles via the manufacturer specific Read Codes Airbag diagnostic commands. •Unlock CodeConnect™ Airbag fixes and access the most likely cause of the Airbag warning light (If CodeConnect™ is owned.) • Enable manufacturer specific Erase Codes Airbag diagnostic commands. CodeConnect™- First vehicle included free with purchase of adapter. Additional vehicles access $12.99 per vehicle or $39.99 all vehicles •Get the next step in diagnosing your vehicle. Access over 4.3 Million Fixes that tell you what is wrong with your vehicle with CodeConnect™. CodeConnect™ is a comprehensive database of over 4.3 million verified fixes for the trouble codes that cause the check engine and ABS warning lights to illuminate. These actual vehicle fixes have been reported and then verified by our team of ASE certified technicians. •Note: You must purchase Powertrain Enhanced Data and/or ABS Codes and Definitions to access respective CodeConnect coverage for manufacture specific Powertrain and ABS warning lights

About

Direct

Access critical vehicle repair information directly from your mobile device. Quickly diagnose issues, find confirmed fixes, and view detailed procedures and diagrams to expedite repairs. Save time and improve accuracy with instant access to a vast database of automotive knowledge.

Highlights
  • VIN scanning for quick vehicle loading
  • Hotline Archives & Confirmed Fixes
  • Color wiring diagrams
  • Diagnostic Trouble Code (DTC) access
  • Labor times and procedures
  • Recall notices and TSBs
  • Save unlimited vehicles
Read full description

Direct-Hit® Mobile brings trusted repair guidance right to the vehicle, eliminating wasted steps and driving technician efficiency and satisfaction. By combining Official OEM manuals directly from the manufacturer, technician-validated fixes, and mobile-first intelligent search, DHM delivers a complete repair experience in the palm of a technician’s hand. Search for information on your mobile device to diagnose challenging issues and repair vehicles faster on the first attempt. Access key repair information directly from your phone or tablet. Forget about remembering detailed procedures or waiting for lengthy printouts—everything you need is on your mobile device. Scan VINs using your device’s camera to quickly load vehicle information and get started on the repair. Only Direct Hit® has more than 3 million confirmed fixes developed with insights from master technicians. Key Features of Direct-Hit Mobile by Identifix: - Official OEM Shop Manuals straight from the manufacturer, including Pin-Out & Connector Views, Exploded View Diagrams, links to Locations & Connector Face, expanded Procedures and Specifications coverage - Hotline Archives & Confirmed Fixes: Easy access to Identifix’s Hotline Archives, including confirmed and potential fixes, test procedures, technician comments, and easy navigation to relevant content - Quick-Hits: View consolidated lists of key Specifications content for particular types of repairs, including Quick Service, Fluid Capacity, A/C, Brakes, Drivetrain, and Tightening Torque - Wiring Diagrams: Visualize wiring diagrams - Diagnostic Trouble Codes (DTCs): Access comprehensive DTC information and troubleshooting - Body Shop repair content - Parts and Labor Times: Get detailed labor times and OEM parts for specific repair procedures - Related Part Numbers: Find related part numbers for efficient repairs - Recall Notices: Stay updated with recall notices from NHTSA - Technical Service Bulletins (TSBs): Access TSBs from manufacturers - Symptom troubleshooting - YouTube Videos: Watch informative YouTube videos for repair guidance - Innovative Carousel: Quick access to all vehicle information in an intuitive carousel - Printable Pages: Print pages for reference in the workshop - Save Vehicles: Save an unlimited number of vehicles for easy access

Screenshots

U4 screens
Direct4 screens

Verdict

The call

The clearest difference is review sentiment: Direct at 59% against U's 11%. Direct also leads on rating (4.3 vs 1.9) and in-app purchases (none vs 10). U's advantage is ratings volume (125 vs 33) and iOS requirement (8.0 vs 16.0). On price, 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

Both are free to download. U sells 10 one-off in-app purchases. Direct asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Direct holds the better App Store score, 4.3 against 1.9. Both are backed by a comparable volume of ratings — 125 and 33 respectively. Written reviews point the same way: 11% of U's written reviews are positive against 59% of Direct's.

UpkeepUpdate frequency

U ships an update every 4 months, Direct every 5 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

Scorecard7 real differences · 3 level
U versus Direct: the parameters behind the verdict, then further details
ParameterUDirect
PriceFreeFree
Rating1.9 (125 ratings)4.3 (33 ratings) — better
Positive reviews10.9% of reviews59.1% of reviews — better
Number of ratings125 — better33
Update frequencyEvery 4 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPodiPhone, iPad
Requires iOS8.0 — better16.0
Further details — not scored
Size85 MB23 MB
Age rating4+17+
DeveloperService Solutions US LLCSOLERA HOLDINGS, INC

Customer experience

U

All ratings125 ratings
Positive20.0%
Neutral2.4%
Negative77.6%
Written reviews92 reviews
Positive10.9%
Neutral4.3%
Negative84.8%

Direct

All ratings33 ratings
Positive78.8%
Neutral9.1%
Negative12.1%
Written reviews22 reviews
Positive59.1%
Neutral18.2%
Negative22.7%

Bugs and requests

U

Reported bugs

15 issues
  • Bluetooth connection drops frequently and won't reconnect
  • App fails to recognize connected Bluetooth device
  • Firmware update process freezes and becomes unresponsive
  • False motion detection errors preventing app operation
  • VIN entry not working or not submitting to garage
Show 10 more
  • App crashes during scanning or data retrieval
  • Device won't pair after firmware update
  • App takes 2+ minutes to recognize connected device
  • Bluetooth pairing requires manual connection in settings
  • Vehicle module detection fails or shows incorrect modules
  • App forces landscape mode without option to change
  • Live data display limited to only two screens of information
  • App won't function without mandatory vehicle garage entry
  • Connection errors persist despite correct Bluetooth pairing
  • App becomes unresponsive during update process

Requested features

10 requests
  • Enable live data monitoring while vehicle is in motion
  • Improve Bluetooth auto-detection and automatic connection
  • Add support for Australian vehicle models (Holden, Ford)
  • Expand vehicle compatibility beyond 2013 models
  • Implement dark mode for app interface
Show 5 more
  • Add customizable data display options
  • Improve app responsiveness and reduce connection delay
  • Provide comprehensive manual and troubleshooting guides
  • Add support for more vehicle modules (ABS, airbag, transmission)
  • Implement automatic firmware updates without user intervention

Direct

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

U

One-time10
  • ABS Codes and definitions for Single Vehicle$5.99
  • ABS Code Vehicle 2$5.99
  • Live Data and Manufacturer Specific Codes Vehicle 1$7.99
Show 7 more
  • Airbag codes and definitions for vehicle 1$7.99
  • CodeConnect Repair Solutions for a Vehicle$12.99
  • Live Data and Manufacturer Specific Codes All Makes$15.99
  • CodeConnect Repair Solutions 1 Vehicle Upgrade to All$27.99
  • ABS Codes and Definitions All Vehicles$29.99
  • CodeConnect Repair Solutions All Vehicles$39.99
  • Airbag Codes and Definitions for All Makes$39.99
None

Direct

No in-app purchases

Questions

Is U free?
U is free to download, with in-app purchases available.
Is Direct free?
Direct is free to download, with no in-app purchases.
Which has better reviews, U or Direct?
Direct is rated higher. U averages 1.9 out of 5 from 125 ratings, while Direct averages 4.3 from 33 ratings.
Do U or Direct have ads?
Neither U nor Direct shows ads.
Which is updated more often, U or Direct?
U ships an update every 4 months, and Direct every 5 weeks. Most recently, U was updated on October 23, 2026 and Direct on October 24, 2026.

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