Comparison

Radex vs Frequency Analyzer

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

Head to head
About

Radex

This application measures 5G EMF radiation using your device's sensors and magnetometer. It offers an easy-to-use interface with a color-coded system for readings and supports Apple Watch integration.

Highlights
  • 5G EMF radiation detection
  • On-device sensor utilization
  • Magnetometer for accuracy
  • Color-coded readings
  • Apple Watch support
Features
Read full description

Radex is a mobile app which detects the 5G EMF Radiation on the device and around the enviroment, the software is calibrated with professional equipment and using on device sensors and magnetometer to measure accuracy. It is free and easy to use with a color code for reading. This app comes with support for Apple Watch.

About

Frequency Analyzer

Features
Read full description

Frequency Analyzer: SpectraLab is a professional-grade audio analysis tool designed for real-world measurements, sound diagnostics, and signal verification — completely rebuilt as a native iOS app with a brand-new Liquid Glass design. Whether you're tuning a room, analyzing noise, or working with audio signals, SpectraLab provides fast, accurate, and easy-to-read results. KEY FEATURES - Real-time Frequency Analysis Detect dominant frequencies instantly using high-resolution FFT analysis. - Live Spectrum Visualization See how sound evolves over time with a smooth, responsive spectrum graph. - Peak Hold Track the highest detected frequencies over time for deeper analysis. - Spectrogram Visualize frequency content over time with a scrolling waterfall display. - Signal Generator Generate precise tones including sine waves, square waves, pink noise, and white noise. - Play & Analyze Mode Compare generated signals with live microphone input in real time. - Screenshot & Export Capture clean analyzer views and share results instantly. - Home Screen Widget See your latest measurement at a glance, right from your Home Screen. - Custom Presets Save and reuse your favorite generator settings. USE CASES - Room acoustics and speaker tuning - Audio testing and debugging - Music practice and instrument tuning - Environmental noise analysis and documentation - Education and signal learning DESIGNED FOR PRECISION SpectraLab focuses on stability, clarity, and performance. The interface is optimized for both beginners and advanced users, providing clean visuals without unnecessary complexity. PRO FEATURES - Noise Threshold Alerts — get notified the moment sound crosses a level you set, useful for documenting noise complaints or monitoring a space - A-weighting (dBA) — measure noise the way ordinances and regulations do, plus every window function for precise analysis - Extended Spectrogram History — see up to 3 minutes of waterfall history for deeper diagnostics - CSV Data Export — export raw frequency and magnitude data for analysis in Excel, Python, or MATLAB - Professional PDF Reports — share a clean, presentable report of any measurement - Unlimited Export History — free plan keeps your last 10 exports; Pro keeps everything - Larger FFT sizes up to 16k-point transforms for finer resolution - Unlimited custom presets A free trial is available so you can experience Pro before you subscribe. Start analyzing sound with precision today. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Radex4 screens
Frequency Analyzer4 screens

Verdict

The call

The clearest difference is in-app purchases: Radex at none against Frequency Analyzer's 2. Radex also leads on device support (4 vs 1) and iOS requirement (15.0 vs 17.0). Frequency Analyzer's advantage is ads (none vs shown). On price and update cadence 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. Frequency Analyzer sells 2 in-app purchases, starting at $4.99 per month. Radex asks for nothing beyond the download.

UpkeepUpdate frequency

Radex ships an update every 2 months, Frequency Analyzer monthly. The most recent releases landed on October 14, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
Radex versus Frequency Analyzer: the parameters behind the verdict, then further details
ParameterRadexFrequency Analyzer
PriceFreeFree
Rating2.3 (3 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings3 — better—
Update frequencyEvery 2 monthsMonthly — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size4 MB2 MB
Age rating4+4+
DeveloperNETM S A SRAMAZAN USEN

In-app purchases

None

Radex

No in-app purchases

2 purchases

Frequency Analyzer

Subscriptions2
  • SpectraLab Pro Monthly3 Days trial$4.991 Month
  • SpectraLab Pro Yearly7 Days trial$24.991 Year

Questions

Is Radex free?
Radex is free to download, with no in-app purchases.
Is Frequency Analyzer free?
Frequency Analyzer is free to download, with in-app purchases available.
Do Radex or Frequency Analyzer have ads?
Radex shows ads; Frequency Analyzer does not.
Which is updated more often, Radex or Frequency Analyzer?
Radex ships an update every 2 months, and Frequency Analyzer monthly. Most recently, Radex was updated on October 14, 2026 and Frequency Analyzer on October 31, 2026.

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