# Signals and Systems

> Learn signal processing, LTI systems, Fourier transforms, & system stability.

Canonical page: [https://chrome-stats.com/d/in.softecks.signalsandsystems](https://chrome-stats.com/d/in.softecks.signalsandsystems)

## Overview

- **ID:** `in.softecks.signalsandsystems`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Softecks
- **Category:** EDUCATION
- **Downloads:** 13,600
- **Version:** 2.0
- **Last updated:** 2025-10-17
- **First published:** 2017-11-15
- **Publisher country:** IN
- **Size:** 28 MB
- **Data as of:** 2026-09-14
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=in.softecks.signalsandsystems)
- **Website:** [http://www.softecks.in](http://www.softecks.in/)
- **Privacy policy:** [https://softecks.in/privacy\_policy.htm](https://softecks.in/privacy_policy.htm)

## Description

**Signals and Systems** is a comprehensive Chrome extension designed to teach students and enthusiasts the fundamentals of analog and digital signal processing, essential to modern communication and measurement. The app explains key concepts such as signals, systems, and their classifications, along with operations and analysis techniques.

The extension covers an extensive range of topics including Fourier series and transforms, Hilbert transform, convolution, correlation, sampling theorem and techniques, Laplace and Z-Transforms with their properties and regions of convergence. It guides users from beginner to intermediate level, providing a solid foundation to advance in signal and system studies with simple and easy steps.

## Rankings

- #502,205 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `com.google.android.c2dm.permission.RECEIVE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`
- `in.softecks.signalsandsystems.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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Source: [Chrome-Stats](https://chrome-stats.com/d/in.softecks.signalsandsystems)