Comparison

VoltLab vs Circuit Simulator

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

Head to head
About

VoltLab

This app simplifies learning electricity through interactive lessons and visual experiments. It offers offline access, quizzes with detailed solutions, and a reference guide for formulas. Ideal for students and educators seeking to understand electrical concepts.

Highlights
  • Interactive circuit building
  • Visual experiment results
  • Self-paced learning
  • Quizzes with step-by-step solutions
  • Offline access to lessons
  • Reference guide for formulas
Features
Read full description

Physics is easier to understand when you see it in action. In VoltLab, you explore electricity through interactive experiments, while lessons with AI narration help you understand what’s happening — step by step, at your own pace. What’s inside: • AI-narrated lessons — explore electricity with clear explanations and visual examples. • Interactive experiments — put the laws of physics to the test in experiments you control. • Quizzes with worked solutions — solve problems and reinforce your knowledge with detailed explanations. • No ads — immerse yourself in lessons and experiments without ad breaks. • Offline access — keep learning even without an internet connection. • Free content — learn something new and reinforce what you’ve learnt at no cost. Who it’s for: • School students and school leavers — understand what’s behind the formulas and laws in your textbook. • University students and independent learners — connect theory with what you see in the experiments and better understand electrical phenomena. • Teachers and tutors — show in action what’s difficult to explain in words. Download VoltLab — your discovery lab awaits! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://xelzlqhbkncusjefnhma.supabase.co/storage/v1/object/public/terms/privacy_policy.pdf

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/

Screenshots

VoltLab4 screens
Circuit Simulator4 screens

Verdict

The call

The clearest difference is update cadence: VoltLab at every 4 days against Circuit Simulator's every 6 weeks. VoltLab also leads on review sentiment (97% vs 73%) and rating (5.0 vs 4.7). On price, ads, in-app purchases and monetization model 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. VoltLab sells 7 in-app purchases, starting at $3.99 per month and Circuit Simulator sells 8 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

VoltLab holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: VoltLab has 363 ratings behind it against 72, so its average is the more settled of the two. Written reviews point the same way: 97% of VoltLab's written reviews are positive against 73% of Circuit Simulator's.

UpkeepUpdate frequency

VoltLab ships an update every 4 days, Circuit Simulator every 6 weeks. The most recent releases landed on September 21, 2026 and September 25, 2026 respectively.

Scorecard4 real differences · 6 level
VoltLab versus Circuit Simulator: the parameters behind the verdict, then further details
ParameterVoltLabCircuit Simulator
PriceFreeFree
Rating5.0 (363 ratings) — better4.7 (72 ratings)
Positive reviews96.8% of reviews — better72.7% of reviews
Number of ratings363 — better72
Update frequencyEvery 4 days — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.3
Further details — not scored
Size122 MB103 MB
Age rating4+4+
DeveloperDenis GladkiiSindhu Gopi

Customer experience

VoltLab

All ratings363 ratings
Positive99.4%
Neutral0.6%
Negative0.0%
Written reviews124 reviews
Positive96.8%
Neutral2.4%
Negative0.8%

Circuit Simulator

All ratings72 ratings
Positive93.1%
Neutral2.8%
Negative4.2%
Written reviews11 reviews
Positive72.7%
Neutral9.1%
Negative18.2%

In-app purchases

7 purchases

VoltLab

Subscriptions2
  • VoltLab Pro One Month$3.991 Month
  • VoltLab Pro One Year$12.991 Year
One-time5
  • VoltLab Pro One Year$6.99
  • VoltLab Donat$10.99
  • VoltLab Pro$39.99
Show 2 more
  • VoltLab Donate$49.99
  • Awesome VoltLab Donat$99.99
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

Questions

Is VoltLab free?
VoltLab is free to download, with in-app purchases available.
Is Circuit Simulator free?
Circuit Simulator is free to download, with in-app purchases available.
Which has better reviews, VoltLab or Circuit Simulator?
VoltLab is rated higher. VoltLab averages 5.0 out of 5 from 363 ratings, while Circuit Simulator averages 4.7 from 72 ratings.
Do VoltLab or Circuit Simulator have ads?
Neither VoltLab nor Circuit Simulator shows ads.
Which is updated more often, VoltLab or Circuit Simulator?
VoltLab ships an update every 4 days, and Circuit Simulator every 6 weeks. Most recently, VoltLab was updated on September 21, 2026 and Circuit Simulator on September 25, 2026.

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