VoltLab

Denis Gladkii

In-app purchases

About this app

VoltLab is an interactive electricity lab for adults and children. If you want to understand one of the most important areas of physics or prepare for your lower secondary school exams or high school graduation/university entrance exams, VoltLab will become your reliable assistant.

What’s inside

Interactive lessons — change the parameters of components and immediately see how the circuit’s behavior changes.

Return to any part of the lesson — repeat difficult sections at your own pace.

Unique quizzes with explanations — each question has a detailed solution and explanation.

Reference materials and formulas — all the most important information at your fingertips.

Works offline — learn anywhere, without the Internet.

Free access — part of the materials is available for free.

Who it’s for
School students and graduates preparing for lower secondary and high school final exams; university students and self-learners starting from scratch; teachers and tutors for demonstrations and classroom practice.

Download VoltLab and turn abstract formulas into clear experiments.

Be sure to recommend VoltLab to your teachers/students, classmates or friends!

Ratings and reviews

Great educational app for understanding how electricity works ☺️ Since being young I found myself wondering how the electrics in my guitars work and what all the different components actually do, fast forward a few years and I was still pondering on those same questions of how and why things work.. but on a bigger scale, my house. This app was just what I was seeking and thought wouldn't exist.. but it does.. it's right here! Great visuals and analogies, in-depth theory with lots of practicals!

As someone trying to build real skills in electricity, VoltLab stands out because it doesn’t just throw information at you—it helps you understand it. The interactive approach, feedback, and clear explanations make it easier to connect theory to reality. I can study at my own pace and go back over weak spots. This is one of the few apps that feels genuinely useful for someone serious about learning, improving, and moving forward. I absolutely recommend it to hands-on learners on this 5 star app

Very informative and helpful with visually able to learn circuits. Amazing examples that explain and let you change and show you the difference in circuits. Recommend to anyone who has interest in learning electrical circuits.

What’s new

VoltLab — the biggest update in 3 years

After three years of development, we’re introducing the fully revamped VoltLab — an interactive electricity lab taken to a whole new level.

New design and UX — modern interface, intuitive navigation, and clear visualizations.

New engine — more accurate and faster simulations.

Flexible Pro subscription — annual or lifetime access to all lessons.

VoltLab is now faster, easier to use, and more helpful for learning electricity.