NIOSH Sound Level Meter
78
Quality Score
Strong
NIOSH Sound Level Meter
High confidence
✍️ bumetric analysis
“
NIOSH Sound Level Meter is an iOS app from EA LAB in the Utilities category, currently rated 4.7★ across 16,265 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 78: Strong (healthy traction). For a Utilities app, that means healthy traction. The full BU Investment Matrix below scores 8 dimensions including monetisation, growth, and operational risk.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
💰 Monthly revenue · now vs forecast
● Right now
$5.0K
per month
→
12-mo forecast
$5.2K – $10.8K
per month
→
24-mo forecast
$6.4K – $19.2K
per month
MID tier
💡 Grow this revenue
Free AI audit of this app’s store listing
- Title & subtitle keyword fit
- Description hook & conversion structure
- Screenshots, ratings, reviews strategy
Typical impact: +2-5× organic installs
📊 Performance Tracking LIVE
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD
💰 Estimated build cost
$45K
↳ What it cost to build · not monthly revenue
Likely range $35K – $60K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~3 months at current MRR
Synthetic estimate. Inputs: category complexity, file size, screen count, monetization layer, platform reach, age × team-size proxy. Calibrated against 2024-2026 indie-agency rate surveys. Full math + source list on /methodology.
Where the money goes
| 🧱 MVP baseline (design + 1-store ship) | +$28K |
| 📱 5 unique screens × $4.5K | +$22K |
| ⚙ Utilities complexity ×0.85 | $-7575 |
Total estimate
$45K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$200K
↳ What it would sell for · not monthly revenue
Marketplace range $150K – $275K · 15× MRR multiple
💸
~4.4× return on build cost
Synthetic estimate. Multiple band derived from ad-supported + age, rating quality, category demand, and user-base maturity. Calibrated against 2024-2026 indie-app-marketplace closed-deal medians. Full math + comparable deal list on /methodology.
How the multiple was built
| 📺 Ad-supported base | 15× MRR |
| ⭐ ★ rating ≥ 4.4 (solid) | +8% |
| 🏷 Utilities category multiple | -10% |
Final multiple
15× MRR
👥 Estimated audience size
3.2M
Lifetime downloads (US-equivalent)
Monthly active
650K
Daily active
130K
Synthetic estimate from ratings × category benchmarks. Calibrated against 2024-2026 mobile-attribution retention + DAU/MAU reports. Numbers are US-storefront-equivalent — true global audience can be 5-10× larger for international apps. Full math + source list on /methodology.
How we sized it
| 📲 Utilities engagement | ~200 installs / rating |
| 🔁 Utilities D30 retention | 20% |
| 📍 DAU / MAU stickiness | 0.20 |
DAU / MAU
20% sticky
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$5.0K/mo · ML-estimated from 234 triggers
Growth rate
+4.0% MoM · MID tier baseline (compound monthly)
6 months
$4.7K – $7.9K
12 months
$5.2K – $10.8K
24 months
$6.4K – $19.2K
Compound growth at +4.0% MoM (tier baseline for MID). Range widens with horizon — typical noise band ±25% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Below median · 51/100MID TIERunderperforming peersRevenue Strength
3.7
Product Quality
9.3
Market Position
0.3
Growth Velocity
5.0
Defensibility
5.8
Operational Safety
10.0
Founder Strength
5.4
Monetization Maturity
1.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.67★ across 16,265 reviews — exceptional (top 1% in category).
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Low — no material risk signals detected.
🎯 For competitors: Mixed picture. Worth competing if you have a clear UX or pricing edge — otherwise crowded segment.
💵 For acquirers: Estimated asking range 18-32× monthly = $90K-$160K. Portfolio play ($24K/mo combined) commands premium.
Composite of 8 dimensions computed deterministically from public signals — no LLM, every score traces back to a measurable input. Default weights shown; "compete" / "acquire" / "invest" lenses re-weight without re-fetching.
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 9 of 9 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Mid install base (16,265 ratings)METRIC | +$5,500 | |
| Excellent rating (4.7★)METRIC | +$2,200 | |
| 5 starREVIEW | +$1,800 | |
| excellent appREVIEW | +$1,500 | |
| Mature app (9y old)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| annoying adsREVIEW | −$1,100 | |
| Ad-supported / freemiumMETRIC | +$600 |
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.
🆕 What's New · v1.5.0
Support for arbitrary sample rates, bug fixes
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- NIOSH Sound Level Meter
- Developer
- EA LAB
- Bundle ID
- eu.ea-lab.NIOSH
- App Store URL
- Open in App Store
- Category
- Utilities
- Content rating
- 4+
- Languages
- EN, ES
Company
- Website
- www.cdc.gov
- Tagline
- Centers for Disease Control and Prevention
- 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
- $13.9K/mo
- Top-grossing rank
- Outside top 100 in US Utilities
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- twitter.com/CDCgov
- linkedin.com/company/centers-for-dise…
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
Funding data not yet collected for this app.
Press & Links
Press & Links data not yet collected for this app.
Contacts & Socials
- Socials
- facebook facebook.com/CDC · instagram instagram.com/CDCgov · linkedin linkedin.com/company/centers-for-dise… · twitter twitter.com/CDCgov · youtube youtube.com/cdc
- Not found
- Phone
- 800-232-4636
- Contact page
- Not found
- About page
- cdc.gov/about
✨AI Revenue EstimateCONFIDENCE: HIGH
The iOS app "NIOSH Sound Level Meter" by EA LAB generates no revenue as it is a completely free application with no ads, limited features, or in-app purchases. It was developed by the National Institute for Occupational Safety and Health (NIOSH) in collaboration with EA LAB as a public health tool.
Sources mentioned: CDC, App Store, The Synergist, The ASHA Leader Archive, Construction Solutions, EA LAB, FoxData, CDC Stacks
📈Ratings growth16,265 ratings+12707% lifetimeShow 3-year history estimate ▾
Tracked (58 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.
📝 About this app
This award-winning app combines the best features of professional sound level meters and noise dosimeters into a simple, easy-to-use package.
- Developed by experienced acoustics engineers and hearing loss experts.
- Completely FREE – No ads, no limited features, and no in-app purchases.
- Tested and validated (accuracy ± 2 dBA) according to standards in a reverberant chamber at NIOSH acoustics lab – the only proper method to validate accuracy.
- Trusted source and world-class expertise in noise and hearing research.… View full description on the official store →
- Developed by experienced acoustics engineers and hearing loss experts.
- Completely FREE – No ads, no limited features, and no in-app purchases.
- Tested and validated (accuracy ± 2 dBA) according to standards in a reverberant chamber at NIOSH acoustics lab – the only proper method to validate accuracy.
- Trusted source and world-class expertise in noise and hearing research.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 6 MB🔞 4+📱 iOS 15.0+🔖 v1.5.0🔄 updated 0d ago🌐 EN, ES📂 Utilities💰 Paid
📅
What Worked™ · Development Pipeline
12 EVENTS TRACKEDDetected changes in this app over its tracked lifetime — each event links cause (what changed) to effect (what moved). Sorted newest first.See full history →Version history →
2026-05
⭐
Rating ↑ 3.78 → 4.67 (improved 0.89★)
2026-05
📈
Crossed 500 ratings — social-proof flywheel kicking in
2026-03
⭐
Rating ↓ 4.60 → 3.78 (dropped 0.82★)
2026-03
⭐
Rating ↑ 3.80 → 4.60 (improved 0.80★)
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
2021-06
📈
Crossed 100 ratings — social-proof flywheel kicking in
2019-11
📈
Crossed 50 ratings — social-proof flywheel kicking in
2017-04
📈
Crossed 10 ratings — social-proof flywheel kicking in
2017-03
⭐
Rating ↓ 4.17 → 3.71 (dropped 0.46★)
2017-03
⭐
Rating ↓ 4.75 → 4.00 (dropped 0.75★)
2017-01
⭐
Rating ↓ 5.00 → 4.67 (dropped 0.33★)
2017-01
🚀
First tracked snapshot — initial data captured
🧪
Tech & Domain Intel — cdc.gov
- Tech stack
- Atlassian (Jira/Confluence) · Google Workspace · AWS SES · Microsoft 365 · OpenAI · Apple Pay / Sign in with Apple
Derived from public RDAP + DNS TXT records (no scraping, no login).
🔔
Track this app’s revenue
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for NIOSH Sound Level Meter: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by EA LAB
View all →📦 Portfolio summaryINDIE studio
2apps·$24K/mocombined
Lead-app heavy — top app contributes 57%
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About this analysis
Why high confidence: 16,265 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does NIOSH Sound Level Meter make per month?▴
Based on our ML-calibrated revenue forecast, NIOSH Sound Level Meter earns approximately $13K/mo. This is a US-storefront-equivalent estimate; global revenue can be several times larger for internationally-distributed apps. See the methodology page for the full formula and confidence bands.
What apps are like NIOSH Sound Level Meter?▴
Browse the full Utilities category catalog to find similar apps with revenue, build cost, audience and tech stack data. Each /p/{slug} page also shows a Compare side-by-side widget with three peer apps from the same niche.
Who makes NIOSH Sound Level Meter?▴
NIOSH Sound Level Meter is published by EA LAB on the Apple App Store. See the full publisher portfolio (other apps by the same developer) via the More by developer block on the product page above.
What is NIOSH Sound Level Meter's BU Score?▴
NIOSH Sound Level Meter has a BU Score of 78/100 (Strong). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.