Comparison

DeepScan OBD2 Scanner vs UJS OBD Pro

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

Head to head
About

DeepScan OBD2 Scanner

Transform your phone into a powerful car diagnostic tool. Access full system diagnostics, special maintenance functions, and bi-directional controls. Generate detailed reports and utilize a comprehensive repair data library.

Highlights
  • Full system diagnosis
  • Special maintenance functions
  • Bi-directional controls
  • Automatic diagnostic reports
  • Repair data library
  • Wireless Bluetooth 5.0 connection
Features
Read full description

Connect the DeepScan to your Phone via Bluetooth and turn your devices into a smart and powerful diagnostic tool! The Bluetooth OBDII scan tool is loaded with essential features such as full OBDII functionality, full system diagnosis, Bi-Directional controls, AutoVIN, automatic diagnostic reports, and more. 8 maintenance service functions and coverage for 100+ vehicle brands make the DeepScan a versatile and portable auto scanner for technicians. Key Features: 1. Full System Diagnosis: Engine, Transmission, Airbag, ABS, ESP, TPMS, Immobilizer, Gateway, Steering, Radio, Air Conditioning and more. 2. All-system diagnostic basic functions: access ECU info, read fault codes, clear fault codes, read data stream. 3. 13 special functions: Oil Reset, Throttle Adaptation, EPB Reset, BMS Reset, and more. 4. Bi-directional control to target problems easily. 5. Wireless Connection, Bluetooth 5.0 with a range of 33 feet/10m. Works on iOS 11.0 or above, compact and portable. 6. Repair Data Library: DTC Repair Guide, Technical Service Bulletin, DLC Location, Warning Light Library. 7. Graph, value and dashboard-like data display for easy interpretation.  8. Generate Diagnostic reports for System, Fault Codes, or Data Streams. 9. Feedback function enables users to submit issues and requests to us in a convenient way. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

UJS OBD Pro

Features
Read full description

UJS OBD Pro is exclusively designed to support UJS ROCCO Pro, serving as a professional car diagnostic and real-time monitoring application. It supports full OBDIl/EOBD standard protocols and multi-system diagnostics for ABS, Engine, Transmission and Airbag (SRS). Connect your smartphone to the UJS OBD Pro device to unlock comprehensive vehicle management. Enjoy key features including fault code reading and clearing, real-time data monitoring, performance testing, deep system scanning, AI-powered insights, customizable reports, and detailed trip analysis. It also features high-speed data transmission capabilities, paired with outstanding low-power consumption and ultra-energy-saving performance, ensuring long-lasting use without excessive battery drain. Drivers' safety and customer satisfaction are our top priorities. That's why we offer our products at an affordable price with no subscriptions and no hidden costs—ever. Every UJS diagnostic tool includes lifetime free updates and ongoing technical support, ensuring your device stays accurate and reliable for years to come. UJS OBD Pro offers multi-language support, including English, Español, Русский, 日本語,and 中文,ensuring seamless usability for users worldwide. Caution: 1. This app only supports adapters compatible with Bluetooth 5.1. 2. Available parameters may vary depending on your vehicle, as they are defined by the vehicle’s control unit rather than the UJS OBD app. 3. UJS OBD Pro is specifically optimized for use with UJS series products (UJS ROCCO Pro); compatibility with other devices is not guaranteed.

Screenshots

DeepScan OBD2 Scanner4 screens
UJS OBD Pro4 screens

Verdict

The call

The clearest difference is in-app purchases: UJS OBD Pro at none against DeepScan OBD2 Scanner's 19. DeepScan OBD2 Scanner's advantage is iOS requirement (11.0 vs 13). On price, update cadence, 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. DeepScan OBD2 Scanner sells 18 in-app purchases, starting at $9.99 per month. UJS OBD Pro asks for nothing beyond the download.

UpkeepUpdate frequency

DeepScan OBD2 Scanner ships an update every 2 months, UJS OBD Pro every 6 weeks. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.

Scorecard2 real differences · 7 level
DeepScan OBD2 Scanner versus UJS OBD Pro: the parameters behind the verdict, then further details
ParameterDeepScan OBD2 ScannerUJS OBD Pro
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPod
Requires iOS11.0 — better13
Further details — not scored
Size2.0 GB134 MB
Age rating4+4+
DeveloperChangsha Angsi E-commerce Co., Ltd.UJS INC

In-app purchases

18 purchases

DeepScan OBD2 Scanner

Subscriptions3
  • Monthly Auto-renewal$9.991 Month
  • Quarterly Auto-renewal$24.993 Months
  • Annual Auto-renewal$49.991 Year
One-time15
  • 22 Special Functions Bundle2 variants$129.99
  • Renault Gateway 5 Tokens$147.99
  • Nissan Gateway 5 Tokens (EU only)$147.99
Show 12 more
  • Nissan Gateway 5 Tokens (EU only)$147.99
  • Renault Gateway 5 Tokens$147.99
  • FCA Gateway 1-year Access (EU only)$229.99
  • VW SFD Gateway 1-year Access$229.99
  • Renault Gateway 10 Tokens$254.99
  • Nissan Gateway 10 Tokens (EU only)$254.99
  • Renault Gateway 10 Tokens$254.99
  • Nissan Gateway 10 Tokens (EU only)$254.99
  • Renault Gateway 20 Tokens$464.99
  • Nissan Gateway 20 Tokens (EU only)$464.99
  • Renault Gateway 20 Tokens$464.99
  • Nissan Gateway 20 Tokens (EU only)$464.99
None

UJS OBD Pro

No in-app purchases

Questions

Is DeepScan OBD2 Scanner free?
DeepScan OBD2 Scanner is free to download, with in-app purchases available.
Is UJS OBD Pro free?
UJS OBD Pro is free to download, with no in-app purchases.
Do DeepScan OBD2 Scanner or UJS OBD Pro have ads?
Neither DeepScan OBD2 Scanner nor UJS OBD Pro shows ads.
Which is updated more often, DeepScan OBD2 Scanner or UJS OBD Pro?
DeepScan OBD2 Scanner ships an update every 2 months, and UJS OBD Pro every 6 weeks. Most recently, DeepScan OBD2 Scanner was updated on October 7, 2026 and UJS OBD Pro on October 1, 2026.

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