Comparison

NexzScan vs DeepScan OBD2 Scanner

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

Head to head
About

NexzScan

This tool helps diagnose car engine issues by connecting to your vehicle's OBD port. It provides detailed reports on error codes, their causes, and live data, making car repair more efficient and accessible. The app offers a user-friendly interface and comprehensive vehicle support.

Highlights
  • Read and clear engine codes
  • Detailed diagnosis reports
  • Customized live data display
  • Powerful DTC definition database
  • One-key app updates
  • Bluetooth 4.2 connection
Features
Read full description

NexzScan OBD2 Scanner is a high cost-effective, portable and professional tool which supports almost all gasoline cars after 2000 till now, making car repair easier. It is designed with VCI+ FREE App with powerful database and detailed diagnosis report, offering you not only the code definition, but a list of possible causes, greatly increases the repair efficiency. It is easy to operate, just plug the sensor to the OBD port and pair it with your phone through Bluetooth 4.2. From then on, do no need to worry about the Check Engine Light on anymore. Highlight: - High Cost-effective Device: Compared with the handheld tools and other scanners, NexzScan is designed with the character of higher cost-effective, more customized and user-friendly, saving you both time and money. - Enhanced OBD Diagnosis: Fully covers OBD diagnosis Modes, not only includes read & clear codes, freeze frame, but O2 sensor, Smog Check, Battery Test, MIL Status, etc. all available. - Detailed Diagnosis Report: For each DTC, the code definition as well as possible causes are listed clearly by simple and easy-to-understand explanation instead of confusing terms. - Powerful Database: Exclusively provides nearly 40K kinds DTC definition & vehicle information query, leading the industry. - Customized Live Data: Diversified live data display method: digital, dashboard and graph display. Meanwhile, you can merge multi-parameters in one graph and see how they affect each other. - Data Mange: Provides the platform to review the stored data in time, both images and videos. - One-Key Update in App: No PC, no USB, no SD card are needed. Click the upgrade information and update it into the latest version within the App in time. Features: -Bluetooth 4.2 fast and stable connection. -Support all standard OBD2 protocols: SAE_J1850(PWM,VPW), ISO_9141-2, ISO_14230-4(KWP, KWP-FAST), ISO_15765-4(CAN, CAN-B,CAN-C,CAN-D), SAE_J1939(CAN), USER1,USER2. -Wide vehicle coverage: Works on any gasoline car (Japan, Canada, US, EU, etc.)with standard OBD2 DLC,including 57 brands. -Codes reading: retrieves confirmed codes, pending codes and current codes. -Supports multi ECU code reading: from 7E8 to 7EF(including Engine, Transmission and other control modules). -Enhanced DTC analysis: code definition, code description, code symptoms, code causes listed clearly . -Clear and visualized UI: provides you with easy-to-operate guide, no confusing terms. Function: -Read and Clear Codes: Read and clear engine codes. -Freeze Frame: A snapshot of the vehicle when the code is stored. -Live Data: DIY diversified PID display methods and multi-parameters comparison. -O2 Sensor: Check the vehicle O2 sensor values. -Smog Check: Check if the vehicle is ready for a smog or emissions test. -MIL Status: Diagnose the car when the Malfunction Indicator Lamp is on. -Mode 6: Advanced test results (like misfire counts) for on-board diagnostic system monitors. -Battery Test: Show battery voltage and comment battery status.

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/

Screenshots

NexzScan3 screens
DeepScan OBD2 Scanner4 screens

Verdict

The call

The clearest difference is rating: DeepScan OBD2 Scanner at 5.0 against NexzScan's 2.1. DeepScan OBD2 Scanner also leads on iOS requirement (11.0 vs 15.6). NexzScan's advantage is in-app purchases (none vs 19) and ratings volume (27 vs 1). 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. DeepScan OBD2 Scanner sells 18 in-app purchases, starting at $9.99 per month. NexzScan asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

DeepScan OBD2 Scanner holds the better App Store score, 5.0 against 2.1. That said, the two scores are not equally well evidenced: NexzScan has 27 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

NexzScan ships an update every 3 weeks, DeepScan OBD2 Scanner every 2 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

Scorecard6 real differences · 4 level
NexzScan versus DeepScan OBD2 Scanner: the parameters behind the verdict, then further details
ParameterNexzScanDeepScan OBD2 Scanner
PriceFreeFree
Rating2.1 (27 ratings)5.0 (1 ratings) — better
Positive reviews7.1% of reviews—
Number of ratings27 — better1
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.611.0 — better
Further details — not scored
Size142 MB2.0 GB
Age rating4+4+
Developer美泉 黄Changsha Angsi E-commerce Co., Ltd.

Customer experience

NexzScan

All ratings27 ratings
Positive25.9%
Neutral3.7%
Negative70.4%
Written reviews14 reviews
Positive7.1%
Neutral0.0%
Negative92.9%

DeepScan OBD2 Scanner

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

NexzScan

No 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

Questions

Is NexzScan free?
NexzScan is free to download, with no in-app purchases.
Is DeepScan OBD2 Scanner free?
DeepScan OBD2 Scanner is free to download, with in-app purchases available.
Which has better reviews, NexzScan or DeepScan OBD2 Scanner?
DeepScan OBD2 Scanner is rated higher. NexzScan averages 2.1 out of 5 from 27 ratings, while DeepScan OBD2 Scanner averages 5.0 from 1 ratings.
Do NexzScan or DeepScan OBD2 Scanner have ads?
Neither NexzScan nor DeepScan OBD2 Scanner shows ads.
Which is updated more often, NexzScan or DeepScan OBD2 Scanner?
NexzScan ships an update every 3 weeks, and DeepScan OBD2 Scanner every 2 months. Most recently, NexzScan was updated on October 25, 2026 and DeepScan OBD2 Scanner on October 30, 2026.

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