TOPDON CarPal vs GOOLOO OBD
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TOPDON CarPal
Transform your phone into a powerful car diagnostic tool with this app. It offers comprehensive system scans, full OBDII functionality, and specialized maintenance services for a wide range of vehicle brands. Easily identify issues, access repair data, and generate detailed reports wirelessly.
- Full System Diagnosis
- Full OBD2 Functions
- 6 Special Maintenance Functions
- AutoVIN Vehicle Identification
- Wireless Bluetooth Connection
- Diagnostic Report Generation
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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 60 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. Terms of Use (EULA): https://plat.topdon.com/topdon-plat/out-user/baseinfo/template/getHtmlContentById?softCode=Car_Pal_DisplaySW_iOS&language=7&type=25
GOOLOO OBD
This app transforms your phone into a powerful car diagnostic tool via Bluetooth. It offers comprehensive system checks, full OBD2 functions, and specialized maintenance services for a wide range of vehicle brands.
- Full System Diagnosis
- Full OBD2 Functions
- 6 Special Maintenance Functions
- Repair Data Library
- AutoVIN Vehicle Identification
- Bluetooth 5.0 Wireless Connection
- Diagnostic Report Generation
Read full descriptionHide 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
Verdict
The clearest difference is rating: TOPDON CarPal at 3.7 against GOOLOO OBD's 1.0. TOPDON CarPal also leads on update cadence (every 3 weeks vs every 3 months) and ratings volume (41 vs 1). On price, ads, in-app purchases and monetization model 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
Both are free to download. TOPDON CarPal sells 18 in-app purchases, starting at $4.99 per month and GOOLOO OBD sells 10 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
TOPDON CarPal holds the better App Store score, 3.7 against 1.0. That said, the two scores are not equally well evidenced: TOPDON CarPal has 41 ratings behind it against 1, so its average is the more settled of the two.
TOPDON CarPal ships an update every 3 weeks, GOOLOO OBD every 3 months. The most recent releases landed on September 23, 2026 and September 4, 2026 respectively.
| Parameter | TOPDON CarPal | GOOLOO OBD |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (41 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 39.3% of reviews | — |
| Number of ratings | 41 — better | 1 |
| Update frequency | Every 3 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11 | 11.0 |
| Further details — not scored | ||
| Size | 1.6 GB | 1.6 GB |
| Age rating | 4+ | 4+ |
| Developer | HK TOPDON TECHNOLOGY Co., LIMITED | Changsha Angsi E-commerce Co., Ltd. |
Customer experience
TOPDON CarPal
GOOLOO OBD
In-app purchases
TOPDON CarPal
- Monthly Auto-renewal$4.991 Month
- Renewal Bundle$29.991 Year
- Nissan Gateway 1-Token$11.99
- Renault Gateway 1-Token$11.99
- VW SFD Gateway 1-Token$11.99
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- FCA Gateway 1-Token$11.99
- FCA Gateway 30-day Access$34.99
- VW SFD Gateway 30-day Access$34.99
- Renault Gateway 5 Tokens$116.99
- Nissan Gateway 5 Tokens (EU only)$116.99
- Renault Gateway 5 Tokens$147.99
- VW SFD Gateway 1-year Access$199.99
- Renault Gateway 10 Tokens$209.99
- Nissan Gateway 10 Tokens (EU only)$209.99
- Nissan Gateway 10 Tokens (EU only)$254.99
- Renault Gateway 20 Tokens$379.00
- Nissan Gateway 20 Tokens (EU only)$379.00
- Nissan Gateway 20 Tokens (EU only)$464.99
GOOLOO OBD
- Monthly Auto-renewal$4.991 Month
- Annual Auto-renewal$29.991 Year
- 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 moreShow fewer
- 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 TOPDON CarPal free?
Is GOOLOO OBD free?
Which has better reviews, TOPDON CarPal or GOOLOO OBD?
Do TOPDON CarPal or GOOLOO OBD have ads?
Which is updated more often, TOPDON CarPal or GOOLOO OBD?
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