ASMER – Ambient sound mixer for focused work

Summary: ASMER is a free browser-based ambient sound mixer that lets users layer over 20 sounds, including rain, cafe chatter, and brown noise, to create personalized soundscapes for focus and study. It features individual volume controls, real-time noise generation, and a built-in Pomodoro timer.

What it does

ASMER allows mixing multiple ambient sounds with adjustable volumes and saving presets. It runs entirely in the browser without accounts or ads and includes a Pomodoro timer to support productivity.

Who it's for

It is designed for individuals seeking customizable ambient sound environments for focus, study, or deep work without subscription fees.

Why it matters

ASMER solves the problem of limited or costly ambient sound apps by providing a free, flexible mixer with privacy-focused, offline settings.