The sound comes from Undertale, the 2015 indie role-playing game created by Toby Fox. In the game, most conversations happen in text boxes, and each character has a distinct short vocal blip that repeats as their lines type out, giving silent text a sense of voice and timing. Frisk, the human child protagonist, is mostly silent, so this neutral typing effect became closely linked to the character in fan works. It spread through Undertale fan games, animations, and meme edits, and remains popular for recreating the game's dialogue style.
About this sound
Frisk typing sound effect from Undertale, the short text blip heard during dialogue. Creators use it for RPG chats, memes and typewriter edits.
Frisk's typing sound is the tiny, rapid blip that plays in Undertale each time dialogue text appears letter by letter. Lasting just half a second, it is a soft, muted click with a slightly hollow, retro game feel, like a key tap filtered through an old console. It does not form any words, but it instantly signals that a character is speaking in the game's text box style. For viewers who know Undertale, the sound brings back the quiet, determined mood of Frisk's journey through the Underground and makes even simple captions feel like an in-game conversation.