Sleep ∞ BGM vs Deep Decibels
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sleep ∞ BGM
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[Customizable] You can choose from 20 independent sound sources and create environmental sounds according to your preference. [Easy to use] Anyone can easily operate it through a simple and intuitive interface. [Relaxing effect] It provides the best sound for sleep introduction, meditation, and daily relaxation time. [Beautiful appearance] With modern design and visual charm, you can feel comfortable every time you use it. Please try "∞ Sleep BGM" as BGM for relaxation, concentration, and work. Why don't you experience the beautiful sound that blends into your daily life right now?
Deep Decibels
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Deep Decibels is your sound laboratory to focus, sleep, meditate, or calm your pets and babies. Combine lyric-free tracks (lo-fi, jazz, classical, and more) with binaural, isochronic, and monaural beats, plus ambient sounds like rain, crackling fire, or birdsong. All at once, blended into the perfect mix for your mood. Why you’ll love it • Create your own mix Drag and drop multiple audio layers — adjust volume and balance individually — and save your personal sound recipes. • Scientifically designed sounds Binaural and isochronic tones based on alpha, beta, theta, delta, and gamma frequencies for focus, relaxation, or deep sleep. • Curated library Ready-made playlists for studying, meditating, working, easing anxiety, or keeping your furry friend calm when home alone. • Share your creations Publish your mixes (optional) and discover favorites from the community. Premium Plan (Deep Decibels Premium) • Ad-free audio • Create playlists and custom binaural, isochronic, and monaural beats • Access to premium sounds Notice Deep Decibels is a wellness tool and is not a substitute for professional medical advice. If you have health concerns, please consult a specialist. Download Deep Decibels today and design your sound sanctuary: distraction-free study, deep sleep, and moments of calm — all in one app. Privacy Policy: https://deepdecibels.com/privacy/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Sleep ∞ BGM at none against Deep Decibels's 2. Sleep ∞ BGM also leads on iOS requirement (15.0 vs 17.6). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Deep Decibels sells 2 in-app purchases, starting at $2.99 per month. Sleep ∞ BGM asks for nothing beyond the download.
| Parameter | Sleep ∞ BGM | Deep Decibels |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 47 MB | 109 MB |
| Age rating | 4+ | 17+ |
| Developer | SHUNJI KUSAKA | Alejandro Cerrillo Gutierrez |
In-app purchases
Sleep ∞ BGM
No in-app purchases
Deep Decibels
- Premium Access1 Month trial$2.991 Month
- Premium Access1 Year trial$19.991 Year
