# FreqLab

> Interactive signal processing lab to explore waves, frequencies, and harmonics.

Canonical page: [https://chrome-stats.com/d/com.sasa.freqlab](https://chrome-stats.com/d/com.sasa.freqlab)

## Overview

- **ID:** `com.sasa.freqlab`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Ahmdin
- **Category:** TOOLS
- **Downloads:** 4
- **Version:** 1.0
- **Last updated:** 2026-08-16
- **First published:** 2026-08-16
- **Publisher country:** US
- **Size:** 46 MB
- **Data as of:** 2026-09-13
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.sasa.freqlab)
- **Privacy policy:** [https://sites.google.com/view/freqlab/home](https://sites.google.com/view/freqlab/home)

## Description

FreqLab is an interactive educational tool designed for students, engineers, and anyone interested in signal processing. Explore the fascinating world of waves and frequencies through real-time simulations.<br><br>Key Features:<br>- Wave Superposition: Visualize how multiple waves combine.<br>- Resonance: Understand natural and driving frequencies.<br>- Sampling &amp; Aliasing: Learn about the Nyquist rate and signal distortion.<br>- Filters: Explore Low-Pass and High-Pass filter responses.<br>- Fourier Series: Build complex waves from simple sine waves.<br>- Doppler Effect: Experience frequency shifts with moving sources.<br>- Modulation: Simulate AM and FM signal modulation.<br>- Decibel Scale: Visualize sound intensity and logarithmic levels.<br><br>With an intuitive oscilloscope-style UI, FreqLab makes complex signal processing concepts easy to visualize and understand. Perfect for classroom learning or self-study!

## Rankings

- #2,995,811 — Overall

## Permissions and access

### Permissions

- `com.android.vending.CHECK_LICENSE`
- `com.sasa.freqlab.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.sasa.freqlab)