Flatline Sound Effect

📝 Description

This Flatline sound effect is the unbroken piercing tone of a hospital heart monitor dropping to a continuous flat note, the universally understood signal that a pulse has stopped. Clean and clinical, it cuts through any mix instantly and lands with dramatic weight. Editors reach for it at the climax of medical scenes, but it has just as much life in memes, where a flatline over a failed play, a broken gadget or a terrible joke reads as instant comedic death. It also works in games as a fail-state cue and in podcasts as an ironic punctuation mark. Few sounds communicate finality this quickly and this clearly.

📊 Sound Details

Duration

0:05

Format

MP3

File Size

73 KB

Added

August 6, 2026

⚖️ License & Source

This sound is released under the CC0 license (public domain) — free to use in personal and commercial projects, no attribution required.

Original recording by magnuswaker via Freesound. View original source →