Comparison

NetHelp vs Decibel Meter:Noise Detector

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

NetHelp

Features
Read full description

Visualizing your network in an instant. ■ Instant Network Visibility Immediately determine your IP address (Global/Local) and DNS connectivity. ■ Bypass Captive Portal Issues Fix the common issue where public Wi-Fi login screens fail to appear by using a forced trigger. ■ Optimized for Professionals Zero-decoration UI focused on information density. Seamlessly handle advanced troubleshooting with detailed log exports. Standard License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Decibel Meter:Noise Detector

This app provides real-time decibel readings, sound level monitoring, and voice-activated noise recording. It allows users to document noise levels with video evidence, including decibel watermarks and timestamps, all processed on-device for privacy.

Highlights
  • Real-time dB meter with max, min, average
  • Voice-activated noise recording
  • Video recording with decibel watermark
  • Timestamp and GPS overlay
  • On-device audio/video processing
  • Live Activity on Lock Screen
Features
Read full description

Neighbor noise keeping you up? A low hum shaking the walls? Need clear proof for your HOA, landlord, or Airbnb host? Decibel Meter is a professional sound level meter, real-time spectrum analyzer, and video noise recorder for iPhone — so you can document what you hear and share it. Works fully offline. No cloud uploads. === BUILT FOR REAL DISPUTES • Video evidence with live dB, time, and GPS burned into the footage • Live monitoring with Max, Min, Average, and Leq • High-sensitivity modes to reveal low-frequency hums that basic dBA apps miss • Voice-activated overnight recording with optional AI triggers (Premium) • Private local library — export via AirDrop, Mail, or the Files app === VIDEO EVIDENCE YOU CAN SHARE Turn “it’s loud” into footage you can send. • Live decibel watermark on every frame • Timestamp + GPS overlay for where and when it happened • On-screen waveform while you record • Up to 5× pinch-to-zoom for distant construction or parties Useful for HOA complaints, landlord–tenant issues, short-term rental checks, and local noise reports. === LIVE SOUND LEVEL METER & SPECTRUM • Real-time dB with Max / Min / Avg / Leq • Spectrum analyzer: 1024 FFT, or detailed 2048 FFT (Premium) • A, C, and Z weighting • High Sensitivity mode for deep bass, HVAC, and structural rumble • Fullscreen LED view + Live Activities / Dynamic Island === AUTO RECORD WHEN IT GETS LOUD • Custom dB trigger and tail delay • Keep measuring in the background while you use other apps (when enabled) • Premium AI filters: focus on dogs, engines, music, and similar events • Segmented overnight saving to reduce data loss if the battery dies (Premium) === YOUR LOCAL EVIDENCE LIBRARY • Voice clips, video evidence, and metadata in one place • Play, rename, delete, or batch-share • Sort by date, peak dB, or name • Device calibration offset for more consistent reference readings === PREMIUM — 3-DAY FREE TRIAL Try the full toolkit free for 3 days: • Advanced 2048 FFT spectrogram for elusive low-frequency noise • Extended video evidence limits vs free tier • AI-triggered recording • Overnight / sleep report export (PDF & CSV where available) • Ad-free experience === PRIVACY — ON-DEVICE ONLY All measurement, AI classification, recording, and video overlays run on your iPhone. Decibel Meter works offline and does not upload your audio, video, or ambient data to our servers. === DISCLAIMER Decibel Meter is not a certified Class 1 or Class 2 sound level meter. Readings are high-precision reference estimates for personal comparison, logging, and documentation — not for legally required industrial metrology or occupational safety certification. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://decibelmeterpro.com/privacy.html

Screenshots

NetHelp2 screens
Decibel Meter:Noise Detector4 screens

Verdict

The call

The clearest difference is ads: NetHelp at none against Decibel Meter:Noise Detector's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. NetHelp sells 1 in-app purchase, starting at $2.99 per year and Decibel Meter:Noise Detector sells 4 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

NetHelp ships an update every 3 days, Decibel Meter:Noise Detector every 5 days. The most recent releases landed on October 11, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 9 level
NetHelp versus Decibel Meter:Noise Detector: the parameters behind the verdict, then further details
ParameterNetHelpDecibel Meter:Noise Detector
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 3 days — betterEvery 5 days
AdsNo — betterYes
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS18.618.6
Further details — not scored
Size4 MB13 MB
Age rating4+4+
DeveloperGOOD CYCLE LIMITED LIABILITY CO.Offline Music

In-app purchases

1 purchases

NetHelp

Subscriptions1
  • Premier Subscription1 Month trial$2.991 Year
4 purchases

Decibel Meter:Noise Detector

Subscriptions3
  • DecibelPro Premium Weekly$2.997 Days
  • DecibelPro Premium Monthly3 Days trial$9.991 Month
  • DecibelPro Premium Yearly3 Days trial$19.991 Year
One-time1
  • DecibelPro Ads Free$2.99

Questions

Is NetHelp free?
NetHelp is free to download, with in-app purchases available.
Is Decibel Meter:Noise Detector free?
Decibel Meter:Noise Detector is free to download, with in-app purchases available.
Do NetHelp or Decibel Meter:Noise Detector have ads?
Decibel Meter:Noise Detector shows ads; NetHelp does not.
Which is updated more often, NetHelp or Decibel Meter:Noise Detector?
NetHelp ships an update every 3 days, and Decibel Meter:Noise Detector every 5 days. Most recently, NetHelp was updated on October 11, 2026 and Decibel Meter:Noise Detector on October 28, 2026.

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