Recognition runs on your iPhone, so every language here works with the network switched off once the models are downloaded.
The engine transcribes 99 languages; the app's own interface ships in 39 App Store localisations, which are 33 languages once the regional variants are counted once. Three different numbers, and we never round one into another.
The app's own buttons and menus, in 33 languages

Each page below is in its own language – the honest way to show that a language is handled.
Each of these is a greeting, in a few of the 99 languages the engine recognises.
HelloOláMerhabaПриветHalloCześćHolaBonjourCiaoHalloHejПривітこんにちは안녕하세요你好नमस्तेمرحباשלוםสวัสดีXin chàoHaloΓειά σου