USER-AGENT TESTING TOOL

HolyUA

Generate and inspect device-aware User-Agents.

DEVICE

MixediPhone + Android

iPhoneiOS only

AndroidSamsung / Xiaomi / Pixel / Motorola

CLIENT

FacebookDefault

ChromeBrowser

SafariBrowser

ANDROID BRAND

VERSION

DEVICE MODEL

COUNTRY VARIANT ?Regional hardware variant is used only where the normal Android User-Agent exposes a reliable regional model identifier. Currently Samsung and verified Xiaomi mappings are supported.

Samsung / verified Xiaomi only

COUNTRY / LOCALE ?Applies to the Facebook in-app UA only — real browsers (Chrome/Safari) never encode locale in their User-Agent string.

QUANTITY

ADD MODE

Generated User-Agents0 generated

Generated User-Agents will appear here.

About HolyUA & detection notes

HolyUA is a testing utility. User-Agent strings are only one signal; compare them with Client Hints, platform APIs and session signals when validating detection rules.

HolyUA

UA Checker