# Loudly: Decibel Meter dB — Sound Level Meter & Noise dBA > iPhone sound level meter with real-time decibel readings and professional features. (iPhone/iPad app by Pragmatiq.) - Source: https://appshunter.io/ios/app/loudly-decibel-meter-db/id6759638121 (this page in markdown: same URL + `.md`) - Developer: [Pragmatiq](https://appshunter.io/developer/1620893651) - Category: Utilities - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 26.0 · 3 MB - Languages: American English, Dutch, French (France), German (Germany), Italian, Japanese, Korean, Brazilian Portuguese, Chinese (Simplified, China), European Spanish - Released: 2026-03-30 - Data updated: 2026-08-19 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/loudly-decibel-meter-db/id6759638121/reviews.md ## What is Loudly? Turn your iPhone into a professional-grade sound level meter. Loudly measures noise levels in real time with stunning accuracy, displayed on a beautiful Liquid Glass gauge. Whether you're checking if your baby's room is quiet enough, documenting noise for a complaint, or protecting your hearing at a concert — Loudly gives you instant, reliable decibel readings. ACCURATE & PROFESSIONAL • IEC 61672 compliant audio engine • A-weighting and C-weighting frequency filters • Fast, Slow, and Impulse time weighting modes • Calibration controls for reference-level accuracy BEAUTIFUL & INTUITIVE • Large, easy-to-read circular gauge • Color-coded noise levels: green (safe) → red (dangerous) • Noise categories with real-world examples: Whisper, Quiet, Moderate, Loud, Very Loud, Dangerous PRO FEATURES (one-time $2.99 unlock) • Min / Max / Average statistics • Session history — track measurements over time • Peak alerts — get notified when noise exceeds your threshold • Leq (equivalent continuous sound level) calculation • Export your readings PRIVACY FIRST • No data collection. No ads. No tracking. • 100% on-device processing — audio is never recorded or stored • No network requests. Your microphone data stays on your device. COMMON USES • Check noise levels at work, home, or events • Monitor baby room sound levels • Document noise for complaints or disputes • Measure environmental noise pollution • Protect your hearing — know when it's too loud No subscription. No ads. Pay once for Pro, yours forever. ## Key features - Real-time decibel measurements - IEC 61672 compliant audio engine - A-weighting and C-weighting filters - Fast, Slow, and Impulse time weighting - Calibration controls - Min/Max/Average statistics (Pro) - Session history (Pro) ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Loudly Pro | $2.99 | one-time | ## Frequently asked questions about Loudly ### What is Loudly? Loudly is a utility app that turns your iPhone into a professional-grade sound level meter. It provides real-time decibel readings with high accuracy and offers various professional features for monitoring noise levels. ### Does Loudly have ads? No, Loudly is completely ad-free. The developers prioritize user privacy and state that there are no ads or tracking within the application. ### How much does Loudly cost? The base application is free to download and use. Professional features, such as statistics, history, and export, can be unlocked with a one-time in-app purchase of $2.99. ### What devices does Loudly support? Loudly is currently supported on iPhone devices. It is designed to leverage the iPhone's microphone for accurate sound level measurements. ### Is Loudly accurate? Yes, Loudly uses an IEC 61672 compliant audio engine and offers features like A-weighting, C-weighting, and calibration controls to ensure professional-grade accuracy. ### What are the Pro features in Loudly? The Pro features, available via a one-time purchase, include Min/Max/Average statistics, session history to track measurements over time, peak alerts, Leq calculation, and the ability to export your readings. ### How often is Loudly updated? The latest version of Loudly is 1.4.1, and it was last updated on June 16, 2026. This indicates a relatively active development cycle for the application. ### What is the age rating for Loudly? Loudly has an age rating of 4+. This suggests that the content and features are suitable for users aged four and older. ## Version history (last 5 releases) ### 1.4.1 — 2026-06-16 Smoother Pro unlock flow with a quick confirmation step before checkout. Friendlier paywall timing — you get to take a few measurements first. Small reliability improvements under the hood. ### 1.4.0 — 2026-04-18 Share your measurements with new one-tap share cards in three styles. Sound exposure now logs to Apple Health (requires Loudly Pro). Smoother first-launch experience, smarter review prompt, and small fixes. ### 1.3.0 — 2026-04-14 Reliability and performance improvements. ### 1.2.0 — 2026-04-12 Improved paywall experience with clearer value messaging. Added a recording indicator so you always know when a measurement is active. Feedback is now easier to reach from the main screen. ### 1.1.0 — 2026-03-31 First release! Professional-grade sound level meter with IEC 61672 compliant audio engine, beautiful Liquid Glass design, and optional Pro features. ## More apps by Pragmatiq - [Batimo](https://appshunter.io/ios/app/batimo/id1639921249) - [Tagcontact](https://appshunter.io/ios/app/tagcontact/id6443817052) - [Health Export - Workout to CSV](https://appshunter.io/ios/app/health-export-workout-to-csv/id6759176929) - [Pomino: Pomodoro Focus Timer](https://appshunter.io/ios/app/pomino-pomodoro-focus-timer/id6759248574) - [Birdie — Simple Golf Scorecard](https://appshunter.io/ios/app/birdie-simple-golf-scorecard/id6759264088) - [Squish — Photo Compressor](https://appshunter.io/ios/app/squish-photo-compressor/id6759360206) All apps by Pragmatiq: https://appshunter.io/developer/1620893651 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-19.*