Comparison

Circuit Simulator vs Electronics Circuit Simulator

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

Head to head
About

Circuit Simulator

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.

Highlights
  • Real-time electronic circuit simulation
  • Digital circuit simulation
  • Voltage and current analysis
  • Multichannel oscilloscope
  • Multimeter tools
  • Circuit design and tuning
Features
Read full description

VoltSim is a realtime electronic circuit simulator like Multisim, SPICE, LTspice, Altium or Proto for circuit design with a better user experience. VoltSim is a complete circuit app in which you can design circuits with various components and simulate an electric or digital circuit. During simulation you can check voltage, current and many other variables. Check signals on multichannel oscilloscope or multimeter and tune your circuit in real time! You can also use VoltSim as logic circuit simulator and perform digital electronic analysis! This app will help you visualize how the voltage varies across the circuit and how current flows through it. T&C: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Electronics Circuit Simulator

Features
Read full description

This app is a complete electronics workbench on your iPhone and iPad. Build circuits on an interactive schematic editor, simulate them with real Modified Nodal Analysis, and learn electronics through hands-on exploration. VERSION 2.0 — WHAT'S NEW: CIRCUIT CHALLENGES Test your electronics knowledge with 9 interactive puzzles across 4 categories — Basics, Analysis, Design, and Troubleshooting. Each challenge provides a starting circuit you must modify to meet specific goals, with built-in validation that checks your simulation results. ELECTRONICS CALCULATOR Seven quick-access calculators: Ohm's Law, Voltage Divider, RC Time Constant, LED Resistor Sizing, Power Dissipation, Parallel Resistance, and Series Capacitance. All with real-time results in engineering notation as you type. OSCILLOSCOPE VIEW Dual-channel waveform visualizer with sine, square, triangle, and sawtooth signals. Adjustable frequency, amplitude, DC offset, and timebase — complete with graticule, tick marks, and measurement readouts for Vpp, Vrms, frequency, and period. CORE FEATURES: Schematic editor with tap-to-place components and L-shaped auto-routing wires DC circuit simulation using Modified Nodal Analysis with Newton-Raphson iteration 50+ electronic components across 10 categories 20+ pre-built common circuits ready to load and simulate Virtual multimeter with voltage and current probes Undo support, save/load circuits, rotate and edit component values Comprehensive Electronics Guide covering fundamentals, components, formulas, and safety Interactive tutorial for new users Built entirely in SwiftUI. No internet connection required. No ads. No subscriptions.

Screenshots

Circuit Simulator4 screens
Electronics Circuit Simulator4 screens

Verdict

The call

The clearest difference is price: Circuit Simulator at Free against Electronics Circuit Simulator's $2.99. Circuit Simulator also leads on iOS requirement (15.3 vs 17.0). Electronics Circuit Simulator's advantage is in-app purchases (none vs 8). On update cadence, ads and device support 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

Circuit Simulator is free to download; Electronics Circuit Simulator costs $2.99 up front. Circuit Simulator sells 8 in-app purchases, starting at $0.99 per month. Electronics Circuit Simulator asks for nothing beyond the download.

UpkeepUpdate frequency

Circuit Simulator ships an update every 6 weeks, Electronics Circuit Simulator monthly. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

Scorecard3 real differences · 7 level
Circuit Simulator versus Electronics Circuit Simulator: the parameters behind the verdict, then further details
ParameterCircuit SimulatorElectronics Circuit Simulator
PriceFree — better$2.99
Rating4.7 (72 ratings) — better—
Positive reviews72.7% of reviews—
Number of ratings72 — better—
Update frequencyEvery 6 weeksMonthly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.3 — better17.0
Further details — not scored
Size103 MB5 MB
Age rating4+4+
DeveloperSindhu GopiYuhsiu Lai

In-app purchases

8 purchases

Circuit Simulator

Subscriptions1
  • Extensions Subscription$0.991 Month
One-time7
  • Sensors Extension$0.99
  • Custom Chips Extension$1.99
  • Instruments extension$2.99
Show 4 more
  • Analog Extension$3.99
  • Misc Extension$3.99
  • Digital Extension$3.99
  • Extension Pack$12.99
None

Electronics Circuit Simulator

No in-app purchases

Questions

Is Circuit Simulator free?
Circuit Simulator is free to download, with in-app purchases available.
Is Electronics Circuit Simulator free?
Electronics Circuit Simulator costs $2.99, with no in-app purchases.
Do Circuit Simulator or Electronics Circuit Simulator have ads?
Neither Circuit Simulator nor Electronics Circuit Simulator shows ads.
Which is updated more often, Circuit Simulator or Electronics Circuit Simulator?
Circuit Simulator ships an update every 6 weeks, and Electronics Circuit Simulator monthly. Most recently, Circuit Simulator was updated on September 25, 2026 and Electronics Circuit Simulator on September 21, 2026.

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