Best Signal Circuit Apps & Games

199+ iOS apps & games curated and reviewed

3.8 avg rating
19 free apps & games
Updated June 2026

With an average user rating of 3.8★, the signal circuit category is one of the App Store's strongest. Browse all 199+ apps and games we track, sorted so the most loved ones surface first.

Top Picks for Signal Circuit

RF Signal Detector#1

RF Signal Detector by NEURASYNC

RF Signal Detector Analyzer
Editor's Choice
🔧 Utilities
4.5(59 ratings)
FreeIn-App Purchases
RF Signal Detector screenshot 1
RF Signal Detector screenshot 2
RF Signal Detector screenshot 3
RF Signal Detector screenshot 4

This application offers real-time radio frequency signal detection and analysis. It monitors signal strength, analyzes frequency bands, and identifies interference sources. The tool provides historical data and network optimization insights for a better wireless experience.

weBoost#2

weBoost by Wilson Electronics LLC

Boost Cell Signal Anywhere
Strong Contender
🔧 Utilities
3.3(64 ratings)
Free
weBoost screenshot 1
weBoost screenshot 2
weBoost screenshot 3
weBoost screenshot 4
weBoost screenshot 5
weBoost screenshot 6

Enhance your cellular signal strength with this app designed to work with a specific signal booster system. It provides installation guidance, helps locate nearby cell towers for optimal performance, and offers offline access to booster information.

iCircuit#3

iCircuit by Krueger Systems, Inc.

Real-time circuit simulator
Worth Considering
📊 Productivity
3.8😐(131 ratings)
$12.99In-App Purchases
iCircuit screenshot 1
iCircuit screenshot 2
iCircuit screenshot 3
iCircuit screenshot 4
iCircuit screenshot 5
iCircuit screenshot 6

Design and simulate analog and digital electronic circuits in real-time. This app offers a comprehensive component library, built-in test equipment, and the ability to create custom elements. It's ideal for learning, prototyping, and validating designs without physical components.

What We Love

  • 🚀 Great for learning and testing
  • 👍 Intuitive and easy to use
  • 💡 Programmable Arduino integration
  • 👍 Useful for hobbyists and students

Room to Improve

  • 🐛 Buggy and crashes frequently
  • 🔧 Difficult to edit and delete components
  • 🔧 Limited component library

More Signal Circuit apps to explore

4
Cellular Tower - Signal Finder
Cellular Tower - Signal Finder
Cellular Tower - Signal Finder
Find antenna: 5G, 4G, 3G, LTE
Free

Optimize your mobile network with tools to find the strongest Wi-Fi and cellular signals. Locate nearby cell towers, enhance connection stability, and secure your browsing with a built-in VPN. Ideal for improving signal quality and privacy.

Wi-Fi and Mobile Signal OptimizationCell Tower LocatorVPN for Secure Browsing
🗺️ Navigation
(4.9K)
free with in-app purchases
5
EveryCircuit
EveryCircuit
EveryCircuit
by MuseMaze
Free

Build and simulate electronic circuits with dynamic animations of voltage, current, and charge. Adjust parameters in real-time and generate input signals with your finger. Explore a vast library of components and community designs.

Dynamic voltage, current, and charge animationsReal-time parameter adjustment with analog knobArbitrary input signal generation with finger
📚 Education
(57)
free with in-app purchases
6
Signal Advisor
Signal Advisor
Signal Advisor
signal booster install tool
Free

This utility helps users install cell phone signal boosters by testing signal strength, identifying base station direction, and connecting to boosters for adjustment and monitoring. It offers guidance and support to ensure optimal signal performance for homes and offices.

Test signal strength and frequency bandFind base station directionConnect to booster via Bluetooth
🔧 Utilities
(11)
free
7
Circuitry - 3D Circuit Builder
Circuitry - 3D Circuit Builder
Circuitry - 3D Circuit Builder
Engineering made simple
Free

Build and simulate electronic circuits in an intuitive 3D environment. This app offers lightning-fast analysis and a user-friendly interface, making complex engineering accessible. Circuits are saved as documents for easy sharing and management across devices.

3D circuit buildingGPU-accelerated analysisIntuitive 3D interface
📚 Education
(153)
free
8
Circuit Simulator - VoltSim
Circuit Simulator - VoltSim
Circuit Simulator - VoltSim
Realtime electronic simulator
Free

Design and simulate electronic and digital circuits in real-time. Visualize voltage and current flow, and analyze circuit behavior with tools like oscilloscopes and multimeters. Offers a user-friendly experience for circuit design and digital electronic analysis.

Real-time electronic circuit simulationDigital circuit simulationVoltage and current analysis
📚 Education
(44)
free with in-app purchases
9
Cellular Network Signal Finder
Cellular Network Signal Finder
Cellular Network Signal Finder
Cell tower map & coverage scan
Free
$9.99 | 100% OFF

This app helps you find and analyze cellular network towers worldwide. It offers precise tower locations, signal strength monitoring, and network performance analysis to optimize your mobile connectivity. Ideal for troubleshooting, travel planning, and professional network assessment.

Global cell tower mappingPrecision navigation to towersAdvanced carrier filtering
🗺️ Navigation
(2.1K)
free with in-app purchases
10
RCA Signal Finder.
RCA Signal Finder.
RCA Signal Finder.
Antenna signal finder
Free
🔧 Utilities
(0)
11
SignalSupervisor
SignalSupervisor
SignalSupervisor
by Shenzhen Huaptec Co., Ltd
Free

Easily manage and monitor your cell phone signal booster system. This app allows for remote monitoring, software updates, and configuration of your booster for consistent signal strength.

Register signal booster via BluetoothMonitor booster via Bluetooth, WiFi, or mobileMonitor remote alarms
🔧 Utilities
(113)
free
12
Circuit Design 3D Simulator
Circuit Design 3D Simulator
Circuit Design 3D Simulator
Idle Electronic Circuit Design
Free

Design and test electronic circuits in a virtual simulation game. Fulfill customer orders by selecting components, building circuits on a virtual breadboard, and testing them with real-time feedback and analysis tools. Improve your problem-solving skills while learning about electronics.

Virtual circuit design and testingReal-time simulation feedbackDrag-and-drop component placement
🎮 Games
(132)
free with in-app purchases
13
Signals Generator
Signals Generator
Signals Generator
Dual channel signal generator
Free

Transform your mobile device into a dual-channel signal generator for sound and audio electric signals. Offers a wide variety of waveform types and customizable parameters like amplitude, frequency, and phase. Ideal for professionals and hobbyists for signal generation and circuit measurement.

Dual-channel signal generationMultiple waveform typesAdjustable amplitude, frequency, and phase
🔧 Utilities
(28)
free with in-app purchases
14
Electronics Engineer Helper
Electronics Engineer Helper
Electronics Engineer Helper
Calculators and references
Free

This app provides a comprehensive suite of calculators and reference tools for electronics enthusiasts and professionals. It includes features for component identification, circuit calculations, and electrical property analysis, aiding in both study and practical work.

Datasheet searchResistor color code calculatorElectronic schematic symbols
📊 Productivity
(427)
free with in-app purchases
15
Circuit Wizard
Circuit Wizard
Circuit Wizard
by Blue Sea Systems, Inc.
Free

This app assists electricians and enthusiasts in calculating wire sizes for installations based on ABYC and Blue Sea Systems specifications. It also helps find suitable protective products for circuits. The application functions completely offline.

Wire sizing calculationABYC and Blue Sea Systems specificationsProduct search for circuit protection
🔍 Reference
(19)
free
16
EE ToolKit
EE ToolKit
EE ToolKit
Electronics Engineering
Free

This comprehensive toolkit offers over 160 electronic applications, calculators, and reference tools for engineers, students, and hobbyists. It features a multi-functional keyboard, color code tools, audio scope, frequency generator, and component references with datasheet access. The app supports real-time circuit simulations and includes a file manager for saving calculations.

Over 160 electronic applicationsMulti-functional keyboardColor code and SMD code tools
📚 Education
(1.4K)
free with in-app purchases
17
Cell Tower Locator Open Signal
Cell Tower Locator Open Signal
Cell Tower Locator Open Signal
Find antenna 5G, 4G, 3G, LTE
Free

Analyze your mobile signal strength in real-time to optimize your connection. View detailed cell tower information and coverage maps for 5G, 4G, and 3G networks. Ideal for users needing reliable connectivity in various locations.

Real-time signal strength analysisCell tower radarNetwork speed testing
🗺️ Navigation
(17)
free with in-app purchases
18
Simple Circuit Builder
Simple Circuit Builder
Simple Circuit Builder
Electrical Learning Tool
Free

This virtual lab offers a hands-on experience for learning about resistors and circuit resistance. Easily build and test series and parallel circuits, measure voltage and current, and understand the impact of component changes in real-time.

Build circuits with up to eight componentsFive component typesVirtual volt and amp meters
🔧 Utilities
(28)
free
19
WireGo
WireGo
WireGo
Circuit Simulator
Free

This app provides a realistic electrical circuit simulation experience for learning and design. It features an extensive component library, intuitive drag-and-drop controls, and smart error detection for both household and industrial circuits. Learn, design, and test circuits safely and efficiently on your mobile device.

Real-time component simulationDrag-and-drop circuit designExtensive component library (100+ items)
🔧 Utilities
(9)
freemium
20
DC Circuit Builder
DC Circuit Builder
DC Circuit Builder
by Nerd Island Studios, LLC
Free

Design, build, and test DC circuits with realistic component behavior. Visualize charge flow and power dissipation. Ideal for students and educators to grasp fundamental electrical concepts.

Design series, parallel, and compound circuitsVisualize charge flowRealistic voltmeters and ammeters
📚 Education
(26)
free