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EveryCircuit

All joking aside, this time you will understand how electronic circuits work. Build any circuit, tap play button, and watch dynamic voltage, current, and charge animations. This gives you insight into circuit operation like no equation does. While simulation is running, adjust circuit parameters with analog knob, and the circuit responds to your actions in real time. You can even generate an arbitrary input signal with your finger!
Category Price Seller Device
Education Free MuseMaze Inc. iPhone, iPad, iPod

"This app takes design to a whole new level of interactivity" - Design News

EveryCircuit is not just an eye candy. Under the hood it packs custom-built simulation engine optimized for interactive mobile use, serious numerical methods, and realistic device models. In short, Ohm's law, Kirchhoff's current and voltage laws, nonlinear semiconductor device equations, and all the good stuff is there.

Growing library of components gives you freedom to design any analog or digital circuit from a simple voltage divider to transistor-level masterpiece.

Schematic editor features automatic wire routing, and minimalistic user interface. No nonsense, less tapping, more productivity.

Simplicity, innovation, and power, combined with mobility, make EveryCircuit a must-have companion for high school science and physics students, electrical engineering college students, breadboard and printed circuit board (PCB) enthusiasts, and ham radio hobbyists.

Join EveryCircuit cloud community to store your circuits on cloud and access them from any of your mobile devices. Explore public community circuits and share your own designs.

EveryCircuit is free to download and use. There is an option to purchase the Full Version of EveryCircuit that adds access to thousands of community circuits, large workspace area, cloud storage, and sync between your devices and is available through a one time in-app purchase for $14.99.

EveryCircuit privacy policy and terms of use:
http://www.everycircuit.com/privacypolicy.html
http://www.everycircuit.com/termsofuse.html

Thanks to Prof. N. Maghari for technical discussions, feedback, and help with designing circuit examples.

Analyses:
+ DC analysis
+ AC analysis with frequency sweep
+ Transient analysis

Features:
+ Thousands of public community circuits
+ Animations of voltage waveforms and current flows
+ Animations of capacitor charges
+ Analog control knob adjusts circuit parameters
+ Automatic wire routing
+ Oscilloscope with I-V curves and stack mode
+ Single play/pause button controls simulation
+ Saving and loading of circuit schematic
+ Mobile simulation engine built from ground-up
+ Shake the phone to kick-start oscillators
+ IEC and ANSI circuit component symbols
+ Intuitive user interface
+ No Ads

Components:
+ Sources, signal generators
+ Controlled sources, VCVS, VCCS, CCVS, CCCS
+ Resistors, capacitors, inductors, transformers
+ Voltmeter, amperemeter, ohmmeter
+ Potentiometer, lamp
+ Switches, SPST, SPDT
+ Push buttons, NO, NC
+ Diodes, Zener diodes, light emitting diodes (LED)
+ MOS transistors (MOSFET)
+ Bipolar junction transistors (BJT)
+ Ideal operational amplifier (opamp)
+ Digital logic gates, AND, OR, NOT, NAND, NOR, XOR, XNOR
+ D flip-flop, T flip-flop, JK flip-flop
+ SR NOR latch, SR NAND latch
+ Relay
+ 555 timer
+ Counter
+ 7-segment display and decoder

Next:
+ More components

If you like it, please rate, review, and buy!

Reviews

Nice job but!
Alor speed

The developer combines the electronics-education with social platform features. Advice to the developer:Add more components like selectror switch , coils, modes for motors, 3 phase source.Also give the right to your users to make friends, block users or make clubs.


Great App
jcfathome

It's so nice to have a app that's simple, yet powerful. I can now test circuits prior to the build ... nice! How about adding some solar symbols? Thanks for the great app!


Paid $15, but won’t unlock
jemmons

I loved this app and used it for years. But somewhere along the way it stopped restoring my purchases. Now it just gets stuck on the pay screen with no way out when I try to load one of my circuits or do anything. I even tried buying it again — no luck. I’ve written support and haven’t heard back. It’s just a waste of money now :-(


Useless, requires registration
Scholztec

TL;DR: 24hr trial + requires registration = Instant Fail Picked this up to try it out. The first screen when opening requires you to create an account and agree to a lengthy TOS. All this for a 24-hour trial. No thanks, uninstalled immediately.


Absolutely the most useful and stunning iPhone App Ever
ny6u

I have worked as a professional engineer and designed many circuits over the last 28 years and I cannot begin to describe how incredibly useful and intuitive this app has been for me. It is like a new toy, you plug in a circuit, play with it and become so intimate with it so much more quickly than even simulating it on the computer version, let alone prototyping and testing it with real hardware ! I would be willing to pay to have more components, being able to create building blocks from built circuits and add more device parameters and have a bigger drawing space because this will allow you to build bigger and more complex circuits. The sky is literally the limit with this app ! A big kudos to the developers !


Simulator didn’t work
J C xxxx

Couldn’t get the simulation for a simple 2 nand gate circuit, that I have working on a breadboard, to work in the simulator. So now I don’t trust it.


No support
crodog36

So, the email I used to purchase this app no longer exists so I cannot reset my forgotten password. I’ve reached out twice to support but nobody ever gets back to me. I spent $15 on this app and will pursue this through Apple if I don’t get results.


Thank you for updating!
CortlandCH

I’m so glad this app was updated! I use this app a lot for troubleshooting electronics and learning about them at work, and recently upgraded to an iPhone 11, which the app wasn’t well optimized for yet. Seeing the “What’s New” screen made me very excited. Still by-far my go-to handheld tool for learning about electronics.


Not Free
Nyghtfall

It’s listed as free ... for 24 hours. The interface is dated, the circuitry interactions are far beyond beginners levels. There are too many other apps out the to fall into their horrible subscription model.


Good app
ndisjcjjdidjcjidjf

But you should really add a 3-D Mode


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