528 Hz transformation deep celestial harmonic swell
trigger="monk"
Brother Thomas
432 Hz meditative brass singing bowl resonance
trigger="frog"
Lilypad & Lake Frog
Sub water croak + high water droplet pitch
trigger="boat"
Wooden Rowboat
Low wooden hull knock & gentle oar water dip
trigger="lighthouse"
Coastal Lighthouse
D-minor peaceful coastal fog bell chime
trigger="pagoda"
Mountain Pagoda
G-meditative Japanese temple pagoda bell
trigger="observatory"
Space Observatory
Cosmic frequency shimmer with optical LFO wobble
trigger="hedgehog"
Hedgehog Family
Soft triple woodland rustle & snuffle click
trigger="hut"
Alpine Wooden Hut
Warm mountain timber creak & cozy window tone
trigger="badger"
Sleepy Badger
Low forest sawtooth grumble & moss step
trigger="goat"
Barnaby the Mountain Goat
High harmonic alpine grazing pasture bell
trigger="seal"
Harbor Seal
Playful harbor water splash & droplet ripple
trigger="stargazer"
Orion the Stargazer
Crystal celestial lantern multi-harmonic ring
trigger="sailboat"
Drifting Sailboat
Gentle ocean wave lapping against wood hull
trigger="lanterns"
Floating Paper Lanterns
Four-note ascending warm paper lantern shimmer
trigger="shishiodoshi"
Shishi-Odoshi Clacker
Crisp bamboo hollow impact on granite basin
trigger="toriigate"
Stone Torii Gate
Traditional Japanese Furin glass wind chime
trigger="hovercar"
Cyber Spinner Hover Car
Futuristic magnetic turbofan repulsor hum
trigger="cleanerrig"
Cleaner Drone Rig
High-tech silicone squeegee glass sweep
trigger="noodlebar"
Neon Hologram Sign
Synthwave cyberpunk neon chord arc
trigger="owl"
Gliding Owl
Dual pitch serene woodland night hoot
trigger="crane"
Soaring Crane
Graceful airy wing flap glide
trigger="celestialbird"
Celestial Cosmic Bird
High-frequency cosmic starlight chime
trigger="bridge"
Mossy Stone Bridge
Babbling brook pebble pluck
trigger="stonearch"
Gothic Stone Arch
Deep Gothic stone acoustic resonance
trigger="seagull"
Ocean Seagull
Gentle ocean breeze seagull call
trigger="pinetree"
Woodland Pine Tree
Whispering mountain pine needle rustle
trigger="birdflock"
Forest Bird Flock
Multi-tone flutter chirp & warble across canopy
trigger="seagullflock"
Coastal Seagull Flock
Layered sea breeze chorus with dual distant calls
trigger="tieredpine"
Tiered Mountain Pine
Deep mountain bough wind gust & wood resonance
trigger="carrier"
Water Carrier Villager
Rhythmic wooden geta clogs + water slosh in bamboo baskets
trigger="village"
Mountain Storehouse
Peaceful mountain hamlet storehouse gong
trigger="swan"
Swimming Swan
Gentle lake water glide ripple & crystal harmonic
INFO
About ChillSpace
Crafted for Deep Rest, Children's Bedtime & Creative Focus
ChillSpace is a high-definition, interactive ambient sleepscape generator. Combining real-time procedural Web Audio sound synthesis with 3D vector visual scene parallax, ChillSpace helps children drift off to sleep, enables adults to unwind and meditate, and empowers creators to drop into deep flow states.
Experience over 80,289,792,000 unique combinations of sound.
Personalised Bedtime Stories
Whimsical, calming bedtime stories for children and adults. Personalise protagonist names, companions, and magical items with synchronized word-by-word highlighted text and natural studio voice narration.
5.1 Surround & 3D Spatial Audio
Hardware-aware spatial acoustics: Direct Discrete 5.1 / 7.1 Multi-Speaker Surround Matrix for physical room setups, plus headphone-optimized 3D binaural HRTF with organic wind, wave, bird, and meteor trajectories.
Binaural Beats & Solfeggio Chords
Pure brainwave entrainment frequencies (Delta for deep restorative sleep, Theta for meditation, Alpha for relaxation) harmonized over sacred Solfeggio frequencies (432Hzβ963Hz).
3D Parallax Vector Scenes
Handcrafted night-mode vector landscapes featuring multi-tiered depth layers and interactive micro-interactions that respond dynamically to your mouse and touch gestures.
Procedural Sound Generation
Zero static sound loops. Every pine rustle, rain drop, owl hoot, and Tibetan singing bowl resonates organically in real-time via the Web Audio API.
Play Queues & Cloud Mix Sharing
Continuous bedtime queue playback with story-aware auto-advance, cloud-synced collaborative playlists, and non-destructive custom permalink sharing (/m/ and /p/).
ChillSpace is made possible thanks to extraordinary open-source software libraries, acoustic soundfonts, public repositories, and cloud platform infrastructure.
Web Audio & DSP Engines
Audio Synthesis
SpessaSynth (spessasynth_lib) β High-performance SoundFont2 synthesizer engine and real-time polyphonic MIDI/SF2 voice renderer by Spessasus (MIT License).
SoundFont2 (soundfont2) β Pure JavaScript SoundFont 2.04 binary parser and RIFF chunk decoder by Matt Westcott (MIT License).
W3C Web Audio API & Multi-Channel Spatial Routing β Real-time DSP graph processing, ChannelMerger discrete 5.1/7.1 hardware matrixing, HRTF binaural acoustic panners, and OfflineAudioContext.
W3C Web Speech API & Neural TTS Services β Real-time speech synthesis runtime, multi-language speech dispatching, and synchronous word-by-word highlighted narrative tracking.
Acoustic SoundFonts & Instruments
Sample Libraries
FluidR3_GM β Classic General MIDI soundfont library curated by Frank Wen (MIT / Public Domain instrument banks).
GeneralUser GS β Multi-sample acoustic GM/GS soundfont crafted and balanced by S. Christian Collins.
Custom Acoustic SF2 Banks β Curated micro-soundfonts for Celesta, Vibraphone, Acoustic Grand Piano, Nylon Guitar, Music Box, Kalimba, Marimba, and Cello.
Web Framework & Runtime
Core Stack
Astro 5 & ClientRouter β Zero-JS-by-default static site generator with seamless SPA view transitions and island architecture (MIT License).
TypeScript β Strongly typed architecture and type-safe audio graph configurations by Microsoft (Apache 2.0).
LZ-String (lz-string) β Fast client-side Lempel-Ziv URI compression algorithm for lightweight mix permalinks by pieroxy (MIT License).
Vite / Rolldown β Lightning-fast build tooling and modern ES module bundler by Evan You and the Vite team (MIT License).
Cloud & Cloud Infrastructure
Serverless & CDN
Microsoft Azure Functions & Blob Storage β Serverless shortlink mix hashing, playlist synchronization, and fast audio stream caching.
Azurite β Local Azure Storage emulator for deterministic offline and testing workflows.
Google Fonts β Inter & Outfit modern typography systems by Rasmus Andersson and Rodrigo Fuenzalida (OFL License).
Terms of Service & Usage License
Last Updated: August 14, 2026
1. Acceptance of Terms
By accessing or using ChillSpace ("the Application"), you agree to be bound by these Terms of Service. If you do not agree, please discontinue use immediately.
2. Permitted Commercial & Personal Use
ChillSpace allows users to generate and export ambient audio recordings for personal relaxation, meditation, studying, or background listening. Audio files generated using our offline export feature may be used for personal projects.
3. Intellectual Property
All vector graphic artwork, SVG layouts, custom UI components, and procedural audio synthesis code remain the exclusive intellectual property of ChillSpace.
4. Disclaimer of Warranty
The Application is provided "AS IS" without warranty of any kind, express or implied. ChillSpace shall not be liable for any sound card incompatibility or system audio damage resulting from external audio amplification.
Privacy Policy
Last Updated: August 14, 2026
100% Client-Side Local Privacy
ChillSpace does NOT collect, store, or sell your personal data. All audio generation and preset saving happens entirely within your web browser.
Data We Store
We use your browser's localStorage solely to preserve your active volume sliders, selected frequencies, and scene preset settings across page reloads. No data is ever transmitted to remote servers.
Analytics & Tracking
We do not use third-party analytics trackers, advertising SDKs, or user fingerprinting scripts.
Cookie Policy
Last Updated: August 14, 2026
Zero Third-Party Tracking Cookies
ChillSpace operates completely free of invasive tracking cookies, marketing beacons, or cross-site behavioral profilers.
Local Storage Usage Breakdown
To deliver an instant, lag-free experience without unnecessary network calls, ChillSpace consolidates all client settings into 4 clean, structured domain storage objects:
Storage Key
Structured Domain Contents
Duration
chillspace_audio_settings
Consolidates all soundscape audio states: Master/Music/Harmony/Drum volume sliders & playing flags, Solfeggio frequencies (Hz), binaural brainwave entrainment presets (Delta, Theta, Alpha, Beta, Gamma), tempo (BPM), chord progression bar lengths & instrument voices, drum kits & patterns, rain acoustic profiles, independent sound layer volumes & toggles, and master procedural seed.
Persistent (Local)
chillspace_voice_settings
Consolidates all bedtime story narration preferences: Selected neural narrator model, speech playback speed rate, paragraph breath pause duration, narrator volume, auto-play flag, and custom character/animal story placeholders (customStories).
Persistent (Local)
chillspace_ui_preferences
Consolidates visual & interface configurations: Color theme ID (Night/Autumn), Low-CPU Lite Mode, Scene Animations toggle (Battery Saver), Scene Visuals toggle (Focus Mode), Daily Quote visibility, scene navigation bar collapsed state, active card tab page (Soundscape vs Narration), and card minimized state.
Persistent (Local)
chillspace_user_content
Stores private client-side user creations: Custom created mix playlists, active playlist ID, deleted preset flags, and personal reflection journal entries.
Persistent (Local)
Manage Your Local Data & Cookies
Need a fresh start? You can clear all saved local settings, volume presets, and cookies stored by ChillSpace in your browser below. Default settings will re-initialize when you refresh the page.
All local cookies and browser storage have been cleared successfully! Default settings will restore when you refresh or revisit the page.
AUDIO ACOUSTICS
Select Spatial Audio Mode
Choose how ChillSpace renders environmental acoustic trajectories for your speakers or headphones.
Share & Export Soundscape
Choose how you want to share or download your custom mix.
1Interactive Scene Link
Full 3D Visualizer
Share the complete interactive sleepscape. Anyone opening this link gets the full 3D vector canvas, bedtime stories, and live mixer dials configured exactly like yours.
Generating URL...
Audio Output Options
2Cloud Audio Link
Lightweight Player
Generates a fast, lightweight audio player page streaming directly from Azure Blob Storage (5 or 15-minute MP3). Stored for 30 days.
Online cloud links are limited to MP3 (5 or 15 mins). Use Option 3 below to export longer mixes or lossless formats.
Generating short link...
βοΈStored in cloud blob storage. May be deleted after 30 days.