Calma
Mix sounds. Sleep better. No subscription.
Calma launched on June 11, 2026 with 3 votes, #6,658 of 22,647 launches that month and more than 50% of that year's launches.
What it does
Calma is a sleep sound mixer for iOS and Android. Mix rain, nature sounds, white noise, ambient audio and brainwave sessions into your own calming soundscape. Save your favorite mixes, use guided breathing, and build a nightly ritual — no account and no recurring subscription.
Mix rain, nature sounds, white noise and brown noise for sleep or focus. Calma works offline, has a free version and requires no subscription.
Calma is a sleep sounds and relaxation app that lets users create personalized soundscapes by mixing rain, ocean, white noise, brown noise, nature sounds and ambient layers. It works well for sleep, focus, relaxation and bedtime routines. Calma offers a one-time lifetime unlock instead of a subscription. Calma is a beautifully simple sleep sounds and relaxation app that helps you create personalized audio mixes for better sleep, calmer evenings and deeper focus. Create bedtime sound mixes with rain sounds, ambient textures and soothing background layers that help you unwind naturally. Use calming soundscapes to reset your mind, reduce noise around you and build a gentler evening routine.…from calmasounds.com
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I built a simple ambient sound app with no ads or subscriptions2025 · ambisounds.app · ▲314I’ve always liked having background noise while working or falling asleep, but I got frustrated that most “white noise” or ambient sound apps are either paywalled, stuffed with ads, or try to upsell subscriptions for basic features. So I made Ambi, a small iOS app with a clean interface and a set of freely available ambient sounds — rain, waves, wind, birds, that sort of thing. You can mix them, adjust volume levels, and just let it play all night or while you work. Everything works offline and there are no hidden catches. It’s something I built for myself first, but I figured others might…
Rain Sounds for Sleep2021 · play.google.com · ▲70The best collection of rain and thunderstorm sounds
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