Official Subscription Portal

Official DiagZone Subscription. Activate all brands and updates

Enter your OBD scanner serial number. DiagZone checks your device and shows the exact packages available for it. No guessing, no wrong purchases.

Passenger cars, EV, and HD trucks & tractor packages
Software updates included with every subscription
No flashing or boot files required for supported scanners
Android only. Smartphones and tablets running Android 7 to 14
Check Serial Number Start Free OBD Test
Secure checkout Credit card & PayPal Delivered by email

Trusted by 270000+ customers worldwide

Subscription packages

Three packages. Matched to your scanner.

Package availability and exact pricing are shown after your serial is entered. These are the three categories available.

12V

DiagZone Passenger Cars

For 12V passenger vehicle diagnostics when the checked scanner supports the package. Covers all major car brands.

EV

DiagZone Passenger + EV Cars

Passenger vehicle coverage plus electric vehicle diagnostic support. One package for shops that need both.

HD

DiagZone HD Trucks & Tractors

Heavy-duty trucks, tractors, and 24V machinery diagnostics when supported by your OBD device serial number.

Before you buy

Compatibility requirements

DiagZone is upfront about what’s needed. Confirm your setup before checkout.

01 Android devices only. Not compatible with iOS or Windows.
02 Supports Android 7–13 and Android 14 32-bit systems only.
03 Serial numbers must be 12 numeric digits. No letters, no spaces.
04 The free OBD test confirms basic connectivity only, not full brand coverage.
DiagZone runs on Android devices only
How to purchase

Four steps to activation

From serial check to login details. Four steps.

Enter serial number

Type your 12-digit scanner serial and submit to check device compatibility.

Review packages

Available package types and pricing appear for your specific device.

Select and pay

Choose your subscription and complete payment via credit card or PayPal.

Receive login details

Order confirmation first, then credentials and setup instructions by email.

Not ready to commit?
Test your scanner first.

The free OBD test lets you confirm your scanner connects to the app before buying full access.

Why DiagZone

What you can count on

Confirmed policies. No invented claims.

Secure payment

Credit card and PayPal accepted. Your payment details go directly through secure systems. DiagZone never stores your financial information.

Email delivery

Order confirmation sent immediately after purchase. A follow-up email delivers login credentials and step-by-step setup instructions.

Clear terms

Terms & Conditions are linked before checkout so digital goods refund rules are visible. Read Terms →

الأسئلة الشائعة

Answers before checkout

Everything about the subscription, serial check, Android requirements, and delivery.

Contact support DiagZone Forum
DiagZone uses your OBD scanner’s 12-digit serial number to determine which subscription packages are available for that specific device. Package availability and pricing are shown only after a successful check, so you always buy the right access for your hardware.
No. DiagZone runs on Android only. Supported on smartphones and tablets running Android 7 to 13, and Android 14 32-bit. iOS and Windows are not supported.
The free OBD test checks basic connectivity. It confirms your scanner and the app can communicate. It does not include full brand diagnostic access, which requires a paid subscription.
You receive an order confirmation email immediately. A follow-up email then delivers your DiagZone login credentials and step-by-step setup instructions.
Refund rules and digital goods terms are available at diagzone.org/terms-and-conditions/. Read them before completing your purchase.
The input accepts numeric digits only. If your serial includes letters, use the free OBD test first or contact support to confirm compatibility before purchasing.

Activate your scanner today

Enter your serial number, pick the right package, and check out. Secure payment via credit card or PayPal.

Check Serial Number Start Free OBD Test
Enter Your Serial Number