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A specialized third-party service for checking IMEI, displaying device information, TAC, and some advanced options depending on the service.

A free online service to check iCloud status using an IMEI or serial number, helping you verify whether a device is linked to an iCloud account.

External tool for flashing iPhones and managing device software with 3uTools.

External service for iPhone bypass operations, depending on supported models and status.

Third-party iPhone bypass tool provided through HFZ Activator.

External bypass resource for supported iPhone devices and A12-related operations.

External service for no-signal repair/bypass cases on supported iPhone and iPad models.

Official firmware lookup and download site for iPhone and other Apple devices.

External iCloud status checker using IMEI/serial based device lookup.

Free external website to check iCloud lock status for iPhone devices.

External repository for Android software tools and service files.

Firmware source for Xiaomi, POCO and Redmi devices.

External firmware and utility platform for Samsung phones.

External source for OPPO stock ROM firmware files.

Firmware and update resource for Realme smartphones.

External stock ROM firmware source for Motorola devices.

Large external ROM and firmware library for many other Android brands.

An external service to search via TAC or IMEI to retrieve the device type and some technical specifications.

An external service to quickly check the screen, colors, and general appearance of the overview.

An external service dedicated to detecting dead pixels or stuck spots on the screen.

An external service to check the screen refresh rate and ensure that 60Hz, 90Hz, or 120Hz is working, depending on the device.

A reputable third-party microphone testing service with a live signal demo and pickup verification.

An external service for checking speakers, left and right channels, and basic frequencies.

An external service for measuring audio and video synchronization delay when quick diagnosis is needed.

An external service that checks the touch and detects unresponsive areas on the screen.

An external service to find out how many touch points the screen can read at the same time.

An external service for testing vibration in several patterns and for different durations.

An external service to check the gyroscope's response with the actual device movement.

An external service to check the acceleration sensor in various directions.

An external service to check the camera, resolution, frame count, and live preview.

An external service that initially checks battery status, consumption, and behavior within the browser, and is useful for knowing the general power status.

An external service that displays system, browser, and device information, and helps understand the specifications of the phone or the environment in which it operates.

A useful external service for initially measuring overall graphical and computational performance, especially if the device is slow or choppy.

Additional third-party service to check screen brightness and detect poor lighting or visual unevenness.

A fast third-party service from Netflix that measures live internet speed, useful for checking slow downloads or streaming.

An external service for measuring ping, jitter and packet loss, useful for diagnosing dropped calls or gaming and connectivity issues.

An external service for testing Geolocation in the browser with coordinates and accuracy shown, suitable for diagnosing location errors.

An external service to test the compass direction using the phone's sensors, useful for ensuring calibration and responsiveness.

A third-party service displays a Lux reading to test the ambient light sensor for automatic brightness problems.

An external service designed to check the microphone directly and read the volume level within the browser.