Comparison

CloudLabs Sinusoidal Current vs Electrical Symbols Quiz

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CloudLabs Sinusoidal Current

Features
Read full description

In this practice, you will apply your knowledge of frequency, amplitude, phase difference and period of a sine wave. This signal is the electrical current required to charge the battery of a cell phone. The lab provides a pedal mechanism that will allow you to produce mechanical energy, a transformer to transform mechanical energy into electrical energy, a cell phone and two measurement instruments, a voltmeter and an oscilloscope.

About

Electrical Symbols Quiz

Master electrical and circuit symbols with interactive quizzes. Ideal for students, electricians, and hobbyists, this app offers offline learning and practice for exams. Covers standard IEC/ANSI symbols.

Highlights
  • Interactive symbol quizzes
  • Covers IEC/ANSI standards
  • Offline functionality
  • Exam practice for electricians
  • Extensive symbol library
Features
Read full description

Master Circuit Symbols in Minutes! Whether you're a student, electrician, or hobbyist, this app helps you learn and memorize circuit and electronic symbols quickly and easily through interactive quizzes. Features: Practice for electrician and engineering exams Includes standard IEC/ANSI symbols Works 100% offline – no WiFi needed Perfect for school, work, or self-study Identify real-world circuit symbols like: -Fuse -Wattmeter -Inductor -Ammeter -Transformer -Step down transformer -Step up transformer -Electric bell -Battery -Three pole isolator -Connected wires -Not connected wires -SPST toggle switch -SPDT toggle switch -Earth ground -Chassis ground -Digital/Common ground -Bus -Resistor(IEEE) -Resistor(IEC) -Potentiometer(IEEE) -Potentiometer(IEC) -Thermistor -Variable resistor(IEC) -Variable resistor(IEEE) -Trimmer resistor -Light bulb -Non polarized capacitor -Polarized capacitor -Variable capacitor -Variable inductor -Iron core inductor -AC Voltage source -DC Voltage source -Current source -Generator -Battery cell -Control voltage source -Control current source -Ohmmeter -Zener diode -Schottky diode -PN junction diode -Photo diode -Varicap diode(Varactor) -Tunnel diode -Light Emitting diode(LED) -Electric motor -NPN Bipolar transistor -PNP Bipolar transistor -Buzzer -Loud speaker -Microphone -Analog to digital converter -Digital to analog converter -Operational amplifier -Schmitt trigger -Crystal oscillator -Dipole antenna -NOT gate (Inverter) -Antenna -AND gate -OR gate -NAND gate -NOR gate -XOR gate -D Flip-Flop -Multiplexer 2 to 1 -Multiplexer 4 to 1 -Demultiplexer 1 to 2 -Demultiplexer 1 to 4 -Open switch -Closed switch -Half inductor -chassis -Pulse -Saw tooth -Step function -Solder bridge -Jumper -Sinusoidal generator -Pulse generator -Triangular wave generator -Basic amplifier -Center tapped transformer -Milli ammeter -Milli voltmeter -Micro ammeter -Light dependent resistor(IEC) -Light dependent resistor(IEEE) -Voltmeter -AC contactor coil -DC contactor coil -AC solenoid coil -DC solenoid coil -Iron core center tapped inductor -Ferrite core center tapped inductor -Attenuator -Current transformer -Buffer -Constant current source -Constant current diode -Circuit breaker -Center tapped inductor -DIP switch -Laser diode -Electrical interlock -Bridge rectifier -4-pole isolator -Feed through capacitor -Loop antenna -Flashing led -Normally open limit switch -Normally close limit switch -DPDT switch -DPST switch -Normally close contact -Normally open push button -Fused isolator -Contactor poles -Three phase supply -Thermal relay -Squirrel cage induction motor -Wound rotor induction motor -Rectifier -Normally open timer contact -Normally close timer contact -Emergency stop push button -Transducer -Tri state buffer -Power outlet -XNOR gate -Thyristor -Three phase induction motor -Emergency switch -Memristor -Normally open thermal relay contact -Normally close thermal relay contact -N-channel FET -P-channel FET -Cathod Ray Oscilloscope (CRO) -DC motor -Photo transistor -Photo darlington -Single phase motor -Opto-isolator(optocoupler) -Relay coil -Relay switch -Solenoid valve -Thermocouple -AC to DC converter -DC to AC converter -DC to DC converter -Cavity resonator -Ceramic resonator -Coaxial cable -Crystal microphone -Current limiting diode -Darlington transistor -Delay line -Globe valve -Butterfly valve -Gate valve -Ball valve -Star winding configuration -Delta winding configuration -Lab winding configuration -Wave winding configuration -Female contact -Male contact -Female plug -Male plug -Galvanometer -Synchronoscope -Varmeter -Tachometer -Normally open flow switch -Normally close flow switch -Normally open level sensor -Normally close level sensor -Enhancement MOSFET -Depletion MOSFET -Solar cell -Thermal switch -Solar panel -Triac -Gunn diode -Single phase motor -Thermocouple -Touch sensor -Noise source -Power factor meter Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

CloudLabs Sinusoidal Current1 screens
Electrical Symbols Quiz4 screens

Verdict

The call

The clearest difference is in-app purchases: CloudLabs Sinusoidal Current at none against Electrical Symbols Quiz's 4. CloudLabs Sinusoidal Current also leads on update cadence (every 6 days vs every 2 weeks) and device support (3 vs 1). On price and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Electrical Symbols Quiz sells 4 in-app purchases, starting at $9.99 per month. CloudLabs Sinusoidal Current asks for nothing beyond the download.

UpkeepUpdate frequency

CloudLabs Sinusoidal Current ships an update every 6 days, Electrical Symbols Quiz every 2 weeks. The most recent releases landed on October 27, 2026 and October 21, 2026 respectively.

Scorecard4 real differences · 6 level
CloudLabs Sinusoidal Current versus Electrical Symbols Quiz: the parameters behind the verdict, then further details
ParameterCloudLabs Sinusoidal CurrentElectrical Symbols Quiz
PriceFreeFree
Rating—4.0 (21 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—21 — better
Update frequencyEvery 6 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS9.0 — better17.0
Further details — not scored
Size85 MB5 MB
Age rating4+4+
DeveloperJiovany OrozcoForwa Elade Wunde

In-app purchases

None

CloudLabs Sinusoidal Current

No in-app purchases

4 purchases

Electrical Symbols Quiz

Subscriptions3
  • Month$9.991 Month
  • 6 Months$19.996 Months
  • Year$29.991 Year
One-time1
  • Unlock full access$5.99

Questions

Is CloudLabs Sinusoidal Current free?
CloudLabs Sinusoidal Current is free to download, with no in-app purchases.
Is Electrical Symbols Quiz free?
Electrical Symbols Quiz is free to download, with in-app purchases available.
Do CloudLabs Sinusoidal Current or Electrical Symbols Quiz have ads?
Neither CloudLabs Sinusoidal Current nor Electrical Symbols Quiz shows ads.
Which is updated more often, CloudLabs Sinusoidal Current or Electrical Symbols Quiz?
CloudLabs Sinusoidal Current ships an update every 6 days, and Electrical Symbols Quiz every 2 weeks. Most recently, CloudLabs Sinusoidal Current was updated on October 27, 2026 and Electrical Symbols Quiz on October 21, 2026.

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