Electronics docs & calcs
Electronics lab in your pocket
Free · Designed for iPad
 All-in-one electronics app with calculators, simulators, and component guides. Perfect for engineers, students, and makers.
Electrohelper is carefully designed to address the need for electronic engineers and electronics hobbyists in designing an electronic circuit. 
The app contains the electronic components reference section, electronic circuit reference section, and electronic circuit calculation section. 
Tedious electronic circuit calculation such as Butterworth, Sallen-Key, Chebychev, and Bessel filter is made easier with the app. 
Electronic components section:- 
- Resistor 
- Capacitor 
- Inductor 
- Transient voltage suppressor(TVS) 
- Rectifier diode 
- Signal diode 
- Zener diode 
- Bipolar junction transistor(BJT) 
- Metal oxide field effect transistor(MOSFET) 
- 555 timer 
- Operational amplifier (Op-amp) 
- Arduino boards (arduino uno and arduino nano) 
- Atmega 328 
- Voltage regulator integrated circuit(IC) 
- Multiplexers 
- Demultiplexers 
- Encoders 
-Decoders 
- Flip-flops 
- Counters 
- Shift registers
           Electronics calculator section:-
- NE555 timer Astable multivibrator 
- NE555 timer monostable multivibrator 
- Bipolar junction transistor (BJT) analysos 
- Inductor winding 
- Toroidal inductor winding 
- Transformer winding  
- Butterworth, Bessel, Chebychev passive filter calculator 
- Sallen - Key active filter calculator
- Inverting, noninverting and difference operational amplifier calculator
- Resistor in series calculator 
- Resistor in parallel calculator
- Capacitor in series calculator 
- Capacitor in parallel calculator
- Capacitance of a capacitor calculator 
- Resistance calculator 
- Series LRC circuit impedance and reactance calculator 
- Parallel LRC circuit impedance and reactance 
- Charging and discharging a capacitor  
- Charging and discharging an inductor 
- Polyester film capacitor code 
- Ceramic capacitor code 
- Resistor color code 
- Air core inductor 
- Voltage divider
- Current divider
- Ohms law (current, voltage and resistance relation in a circuit) 
- Delta to star resistor network conversion
- Star to delta resistor network conversion 
- Light emitting diode (LED) resistor calculator  
- Double pole Sallen - Key 
- Butterworth filter components value calculator 
- Surface mounted (SMD) resistor code calculator 
- Pi, Tee and Bridge attenuator
- Radio frequency(RF) calculator 
- Alternating current (AC) power 
- Direct current(DC) power 
 
 Ratings & Reviews
This app has not received enough ratings or reviews to display an overview. 
 Improved UI and fixed bugs for a smoother experience. 
  The developer, Anas Abubakar, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
 - Anas Abubakar
 
- Size
 - 151.6 MB
 
- Category
 - Education
 
- Compatibility
 Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later. 
- Age Rating
 4+
- 4+
 
- Copyright
 - © Saulawa 2021
 
