Circuit Simulator is the household name in circuit simulator, but it's far from the only option. We track 249+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
Compare top Circuit Simulator Apps & Games (October 2026)
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.
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.
What We Love
👍 Useful tools and features
🚀 Comprehensive and informative
👍 Intuitive and easy to use
👍 Helpful for both beginners and professionals
👍 Regularly updated with improvements
Room to Improve
🔒 Many features locked behind paywall
🐛 Some bugs and glitches reported
🔍 Limited free version functionality
📱 Accessibility issues for visually impaired users
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.
What are the best circuit simulator apps & games for iPhone?
Circuit Simulator - VoltSim tops our circuit simulator apps & games ranking as of October 2026, with a 4.7-star average from 87 App Store ratings, and it's free to download.
Are there free circuit simulator apps & games for iPhone?
Yes — 17 of the top circuit simulator apps & games we rank are free to download, including Circuit Simulator - VoltSim and EE ToolKit.
Does Circuit Simulator - VoltSim have ads or in-app purchases?
Circuit Simulator - VoltSim has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
How many circuit simulator apps & games are on the App Store?
We track 249+ circuit simulator apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.