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Frequently Asked Questions

What does Wokwi mean?​

When choosing the name for Wokwi, we were looking for a short word that would be easy to pronounce and didn't have any meaning yet. We came up with a list of possible names, and picked the one we liked the most, Wokwi. Here are some of the names that didn't make it: Duvav, Hajuu, Chipine, Zeprr.

How do I find a project I saved previously?​

If you haven't signed in to Wokwi, use the same device & browser that saved the project and visit https://wokwi.com/dashboard/projects. If you sign in to Wokwi before saving projects, that same URL will show all projects that you have saved on any device/browser. You can also navigate to your saved projects by clicking on your profile picture and selecting "My Projects" from the menu.

How do I change or cancel my subscription?​

You can manage your subscription, including updating or canceling it, by visiting the Subscriptions page.

The simulation is slow, how can I make it faster?​

There are many factors that can affect the simulation speed. Here are some tips that can help you get better performance:

  • Chrome is usually faster than Firefox.
  • For ESP32 / Pi Pico code, adding a delay(10); call at the beginning of loop() can help, as the simulator will have less work to do while the microcontroller is sleeping.

How does Wokwi work?​

Wokwi compiles your code into a binary firmware, and then executes the binary firmware one instruction at a time, as a real microcontroller would. If you want to learn about the internals, check out the following resources: