By Ca Li Sa
Report updated May 10, 2026
Sleep Sounds - White Noise : Busy City
For individuals seeking to improve sleep quality or concentration through ambient noise environments.
Overview · Full Intel report in progress
Sleep Sounds - White Noise : Busy City is an established health & fitness app that is completely free. With a 5.0/5 rating from 8 reviews, it shows polarized user reception.
What is Sleep Sounds - White Noise : Busy City?
Current Momentum
v3.0
No release notes available.
Competition
Rivals identification in progress
7-Day Rank Pulse 🇺🇸
Health & FitnessNo ranking data
Rating Pulse 🇺🇸
What makes this app unique?
What Does It Look Like?
How Is The App's Momentum Right Now?
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What Are The Key Features?
Users can create and save their own unique combinations of relaxing sounds.
A feature that allows users to save preferred sound mixes for quick and easy access.
The app provides curated, high-fidelity stereo sound recordings intended to simulate real-world environments.
How much does it cost?
Who Built It?
Ca Li Sa
Providing simple digital tools for children's early learning and adult relaxation. Focused on accessible, free-to-use mobile experiences.
Portfolio
13
Apps
Who is Ca Li Sa?
Ca Li Sa operates as a high-volume, low-maintenance studio that relies on a broad, fragmented portfolio rather than deep engagement loops. The publisher maintains a wide surface area across education, entertainment, and health categories, likely testing for organic discovery rather than aggressive user acquisition. Their strategy appears to be a 'long-tail' approach, keeping a large number of legacy titles live to capture residual search traffic across diverse niche utilities and simple games.
Who is Ca Li Sa for?
- Parents
- Caregivers seeking educational content for children
- Alongside adults looking for basic relaxation
- Utility tools
Portfolio momentum
With 35 out of 38 apps classified as abandoned and only 3 releases in the last 6 months, the publisher is currently in a maintenance phase.
What other apps does Ca Li Sa make?
Save The Earth.
Coloring Book - Draw & Learn
Happy Piano - Drum & Xylophone
QR Code Reader - Barcode Maker
ABC Tracing - Coloring Book
Real Drum Kit - Drum Simulator
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
Analysis in progress, available soon
What is the competitive landscape for Sleep Sounds - White Noise : Busy City?
How's The Health & Fitness Market?
Market outlook for this category
Available very soon
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for Sleep Sounds - White Noise : Busy City
Key Takeaways
This is a straightforward, free utility focused on providing customizable ambient soundscapes to aid in relaxation and sleep.
Where Is It Heading?
Trend analysis
Available very soon