# iFansum Decibel Meter — Pro Noise Detector & Analyzer

> Pro Noise Detector & Analyzer (iPhone/iPad app by Xinyang iFansum Technology Co., Ltd..)

- Source: https://appshunter.io/ios/app/ifansum-decibel-meter/id6760994620 (this page in markdown: same URL + `.md`)
- Developer: [Xinyang iFansum Technology Co., Ltd.](https://appshunter.io/developer/1887187890)
- Category: Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.0 · 104 MB
- Languages: American English, Chinese (Simplified, China), Chinese (Traditional, Taiwan)
- Released: 2026-07-13
- Data updated: 2026-08-21
- User reviews in markdown: https://appshunter.io/ios/app/ifansum-decibel-meter/id6760994620/reviews.md

## What is iFansum Decibel Meter?

Decibel Meter – Professional Noise Detector

Measure sound levels accurately with a professional-grade decibel meter. Whether you're testing workplace noise, monitoring home environment, or just curious about the sounds around you, this app turns your device into a precise sound level meter.

Key Features

High-Precision Measurement: Real-time dB readings with graphical display

Recording & Saving: Capture audio and video with unlimited duration

Camera Watermarks: Add professional time/location stamps to your photos and videos

History & Analytics: Review all past recordings and export data

Clean Interface: Simple design with clear visual feedback

Subscription Benefits
Upgrade to Premium to unlock:

Unlimited audio & video recording time

Unlimited photo saving

All camera watermarks

Access to all history & future features

Free Trial
Enjoy a 3-day free trial of the Premium plan. After the trial, your subscription automatically renews at ¥28.00/month unless canceled at least 24 hours before the next billing date. If you cancel, you'll keep access to Premium features until the end of the current billing period.

Refunds
All subscriptions are managed and billed through your Apple ID. Refunds can be requested through Apple Support.

Privacy & Terms
We respect your privacy. All recordings are stored locally on your device unless you choose to share them.

Privacy Policy: https://www.ifansum.com/apps/000001/privacy.html

Terms of Use (EULA): https://www.ifansum.com/apps/000001/terms-of-service.html

Your subscription supports continuous development and helps us bring you even more features.

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Decibel Meter - Monthly Premium | $3.99 | per month |



## Version history (last 5 releases)

### 1.0.7 — 2026-08-19

What's New

1.Improved location display for better accuracy and readability

2.Optimized caching for smoother performance

3.Refined camera UI for easier, more intuitive operation

### 1.0.6 — 2026-08-18

What‘s New

Balanced home screen layout: expanded the dashboard area and reduced excessive bottom spacing for a more comfortable viewing experience.

### 1.0.5 — 2026-08-14

Version 1.0.5 What's New:

Brand New App Introduction: clearer feature overview for quick onboarding
Web Experience Enhanced: faster loading and smoother navigation
Navigation Improved: optimized button layout on the record list page for easier access
Updated Launch Screen: fresh new look from the very first second

Update now and enjoy a smoother iFansum dB experience!

### 1.0.4 — 2026-08-11

New in v1.0.4:
• Added Low‑Frequency Detection Mode – detects sounds from 1 to 100 Hz, ideal for identifying hums from appliances, pumps, and transformers
• Added C‑weighting (dB‑C) and Z‑weighting (dB‑Z) frequency weightings in Standard mode for professional use
• Improved UI and overall stability

### 1.0.3 — 2026-07-24

• Optimized the launch screen for a smoother startup experience
• Updated App Store metadata for better global visibility

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*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 2026-08-21.*