30K iOS Apps Tracked Updated 4 min ago Revenue Forecasts
Add an app Create Account Sign In
Home
iOS Apps
iOS Apps LIVE
All iOS Apps 30K Games Productivity Health & Fitness Finance Photo & Video Social Networking
Android Apps
Android Apps LIVE
All Android Apps 1.2M Tools Games Entertainment Photography Finance Education Music & Audio Personalization
NIOSH Sound Level Meter icon
📅 Development History

NIOSH Sound Level Meter

by EA LAB · Utilities · View full /p/ profile →

📊 Tracking summary

Tracked since
2017-01-25
90 snapshots captured
Events detected
17
cause-and-effect changes
Current rating
4.67★
16,265 reviews
Current revenue
$13.9K /mo
ML forecast or verified

📈 Reviews growth with event markers

Cumulative review count over time. Each marker (🚀⭐💲🔄🔧📈📊📦) is a detected event — click anything in the timeline below to scroll to its row.

3 16,526 2017-01-25 2026-07-22 ⭐ 📈 ⭐ 📈 ⭐ 📈 📈 📈 📈 📈 📈 ⭐ ⭐ ⭐ ⭐ 🚀 🚀

📅 What Worked™ · full timeline (17 events)

Every detected change in NIOSH Sound Level Meter since we started tracking. Each event shows the cause (what changed) and effect (measured impact over 30 days after). Confidence chip flags whether the attribution is clean or muddied by co-occurring events.

2026-05
⭐
Rating ↑ 3.78 → 4.67 (improved 0.89★)
→ 30 days after: reviews +155 high confidence
2026-05
📈
Crossed 500 ratings — social-proof flywheel kicking in
→ 30 days after: reviews +155 high confidence
2026-03
⭐
Rating ↓ 4.60 → 3.78 (dropped 0.82★)
→ 30 days after: revenue −$1.3M/mo · rating −0.82★ · reviews −15,737 medium confidence
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$53/mo medium confidence
2026-03
⭐
Rating ↑ 3.80 → 4.60 (improved 0.80★)
→ 30 days after: revenue +$53/mo medium confidence
2021-06
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$170/mo high confidence
2021-06
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$391/mo high confidence
2019-11
📈
Crossed 50 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$142/mo high confidence
2019-11
📈
Crossed 50 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$139/mo high confidence
2017-04
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$58/mo · rating −0.18★ high confidence
2017-04
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$341/mo · rating −0.35★ medium confidence
2017-03
⭐
Rating ↓ 4.75 → 3.50 (dropped 1.25★)
→ 30 days after: revenue +$282/mo · rating −0.17★ medium confidence
2017-03
⭐
Rating ↓ 4.17 → 3.71 (dropped 0.46★)
→ 30 days after: revenue +$547/mo · rating −1.42★ · reviews +8 low confidence
2017-03
⭐
Rating ↓ 4.75 → 4.00 (dropped 0.75★)
→ 30 days after: revenue +$264/mo · rating −1.25★ high confidence
2017-01
⭐
Rating ↓ 5.00 → 4.67 (dropped 0.33★)
→ 30 days after: revenue +$82/mo · rating +0.08★ medium confidence
2017-01
🚀
First tracked snapshot — initial data captured
→ 30 days after: revenue +$82/mo · rating +0.08★ medium confidence
2017-01
🚀
First tracked snapshot — initial data captured
→ 30 days after: revenue +$82/mo · rating +0.08★ medium confidence

💡 Want to grow this app's revenue?

Get a free AI ASO audit — title, subtitle, description, screenshots all reviewed and rewritten for higher conversion.

Run free AI audit →
← Back to NIOSH Sound Level Meter full profile