Comparison

TopScan VAG vs GOOLOO OBD

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

Head to head
About

TopScan VAG

This app transforms your phone into a powerful car diagnostic tool for Volkswagen models. It offers full system diagnosis, bi-directional controls, and special maintenance functions. Connects wirelessly via Bluetooth for easy vehicle identification and detailed reports.

Highlights
  • Full system diagnosis
  • Bi-directional controls
  • Special maintenance functions
  • AutoVIN vehicle identification
  • Wireless Bluetooth 5.0 connection
  • Diagnostic report generation
Features
Read full description

TopScan VAG APP is specially designed for Volkswagen models. Connect the TopScan VAG 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. Maintenance service functions and coverage for 100+ vehicle brands make the Topscan 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. Special functions: Oil reset, throttle adaptation, EPB reset, BMS reset, and more. 4. Bi-directional control to target problems easily. 4. AutoVIN for automatic vehicle identification and quick diagnosis. 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.

About

GOOLOO OBD

Transform your phone into a powerful car diagnostic tool. Access full system and OBD2 functions, perform maintenance services, and get detailed repair data. Connects wirelessly via Bluetooth for easy vehicle identification and reporting.

Highlights
  • Full System Diagnosis
  • Full OBD2 Functions
  • 6 Special Maintenance Functions
  • Repair Data Library
  • AutoVIN Vehicle Identification
  • Wireless Bluetooth 5.0 Connection
  • Diagnostic Report Generation
Features
Read full description

Easily link the app with your Phone using Bluetooth, transforming your devices into a smart and high-powered diagnostic tool! Packed with essential features like complete OBDII functionality, all system diagnosis, AutoVIN, automatic diagnostic reports, and more, this Bluetooth OBDII scan tool is a must-have for your car. Its versatility shines through with 6 maintenance service functions and coverage for over 80 vehicle brands, making the product a portable and adaptable auto scanner. Main Features: 1. Full System Diagnosis: Covers Engine, Transmission, Airbag, ABS, ESP, TPMS, Immobilizer, Steering, Radio, Air Conditioning, and more. 2. Full OBD2 Functions: works as an OBD2 code reader and performs all 10 modes of OBD2 testing free for life. 3. 6 Special Functions: Perform Oil Reset, Throttle Adaptation, EPB Reset, BMS Reset, and more. 4. Repair Data Library: Includes DTC Repair Guide, Technical Service Bulletin, DLC Location, Warning Light Library. 5. AutoVIN: Enables automatic vehicle identification for quick diagnosis. 6. Wireless Connection: Utilizes Bluetooth 5.0 with a range of 33 feet/10m. 7. Graphs, Values, and Dashboard-like Data Display: Ensures easy interpretation of information. 8. Generate Diagnostic Reports: Obtain detailed reports for Systems, Fault Codes, or Data Streams EULA:https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

TopScan VAG4 screens
GOOLOO OBD4 screens

Verdict

The call

The clearest difference is in-app purchases: TopScan VAG at none against GOOLOO OBD's 10. TopScan VAG also leads on ratings volume (8 vs 2) and iOS requirement (11.0 vs 15.0). GOOLOO OBD's advantage is rating (3.0 vs 2.6). 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. GOOLOO OBD sells 10 in-app purchases, starting at $4.99 per month. TopScan VAG asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

GOOLOO OBD holds the better App Store score, 3.0 against 2.6. Both are backed by a comparable volume of ratings — 8 and 2 respectively.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 months. Both last shipped on November 5, 2026.

Scorecard5 real differences · 5 level
TopScan VAG versus GOOLOO OBD: the parameters behind the verdict, then further details
ParameterTopScan VAGGOOLOO OBD
PriceFreeFree
Rating2.6 (8 ratings)3.0 (2 ratings) — better
Positive reviews50.0% of reviews—
Number of ratings8 — better2
Update frequencyEvery 3 monthsEvery 3 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size1.8 GB3.1 GB
Age rating4+4+
DeveloperHK TOPDON TECHNOLOGY Co., LIMITEDChangsha Angsi E-commerce Co., Ltd.

Customer experience

TopScan VAG

All ratings8 ratings
Positive37.5%
Neutral0.0%
Negative62.5%
Written reviews6 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

GOOLOO OBD

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

TopScan VAG

No in-app purchases

10 purchases

GOOLOO OBD

Subscriptions2
  • Monthly Auto-renewal$4.991 Month
  • Annual Auto-renewal$29.991 Year
One-time8
  • Renault Gateway 5 Tokens$147.99
  • Nissan Gateway 5 Tokens (EU only)$147.99
  • FCA Gateway 1-year Access (EU only)$229.99
Show 5 more
  • VW SFD Gateway 1-year Access$229.99
  • 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

Questions

Is TopScan VAG free?
TopScan VAG is free to download, with no in-app purchases.
Is GOOLOO OBD free?
GOOLOO OBD is free to download, with in-app purchases available.
Which has better reviews, TopScan VAG or GOOLOO OBD?
GOOLOO OBD is rated higher. TopScan VAG averages 2.6 out of 5 from 8 ratings, while GOOLOO OBD averages 3.0 from 2 ratings.
Do TopScan VAG or GOOLOO OBD have ads?
Neither TopScan VAG nor GOOLOO OBD shows ads.
Which is updated more often, TopScan VAG or GOOLOO OBD?
TopScan VAG ships an update every 3 months, and GOOLOO OBD every 3 months. Most recently, TopScan VAG was updated on November 5, 2026 and GOOLOO OBD on November 5, 2026.

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