57
BU Score
Solid
Audio Library - Sound Effects
✍️ BU Analytics Review
“
Audio Library - Sound Effects is an iOS app from Vinh Nguyen Van in the Utilities category, currently rated 4.7★ across 109 ratings. Initial signal reads as mixed reviews — supporters praise core features while critics cite stability/value gaps.
Our BU Score puts it at 57 — Solid (established niche player). For a Utilities app, that means established niche player.
Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.
creator
📊 Performance Tracking LIVE
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
Range:
💰 Forecast Revenue / mo
MODELRevenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 5 of 5 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Paid app ($4.99)METRIC | +$2,800 | |
| Excellent rating (4.7★)METRIC | +$2,200 | |
| Established app (6y old)METRIC | +$800 | |
| Early-stage install base (109 ratings)METRIC | +$400 | |
| Single-language (English only)METRIC | −$400 |
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)
📈 Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
🗓️ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →💾 46 MB🔞 4+📱 iOS 11.0+🔖 v1.3.7🔄 updated 4y ago🌐 EN📂 Utilities💰 Paid🚀 Launched 2020 (6y old)
📝 About this app
Are you looking for sound effects to make video? This app is the best suit for you.
Sound Library is an app which offer thousands of cool sound effects.
SOUND EFFECTS LIBRARY:
Enjoy high quality sounds.
EASY NAVIGATION:
Quickly find what you are looking for by browsing through relevant categories such as: animals, horror, disgusting, weapons, birds, etc.
Sound Library is an app which offer thousands of cool sound effects.
SOUND EFFECTS LIBRARY:
Enjoy high quality sounds.
EASY NAVIGATION:
Quickly find what you are looking for by browsing through relevant categories such as: animals, horror, disgusting, weapons, birds, etc.
🆕 What's New · v1.3.7
- Bug fixes for importing audio and sound player
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Audio Library - Sound Effects
- Developer
- Vinh Nguyen Van
- Bundle ID
- tech.soundlib.soundlibraryeffects
- App Store URL
- Open in App Store
- Category
- Utilities
- Content rating
- 4+
- Languages
- EN
Company
- Website
- firebasestorage.googleapis.com
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $86/mo
- Top-grossing rank
- Outside top 100 in US Utilities
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- Not found
- Not found
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
- Total raised
- Not found
- Last round
- Not found
- Investors
- Not found
- Crunchbase
- Not found
- AngelList
- Not found
Press & Links
- Articles found
- Not found
- Listed on
- Not found
- Blog
- Not found
- Press / News
- Not found
Contacts & Socials
- Socials
- Not found
- Not found
- Phone
- Not found
- Contact page
- Not found
- About page
- Not found
📈Ratings growth109 ratings+10800% lifetimeShow 3-year history estimate ▾
Tracked (10 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Geographic ReachNot ranked
This app is currently outside the top 100 grossing in all 9 countries we monitor (US, UK, DE, FR, JP, CA, AU, BR, IN). Niche or new apps often launch this way — popularity rankings appear once daily revenue clears the regional threshold.
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
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