CircuitLab is a browser-based schematic editor and circuit simulator for analog and digital designs. Students, hobbyists, and engineers capture schematics, run simulations, and share designs without installing desktop tools.
Upgrade page states core CircuitLab functionality remains free for the community while paid upgrades authorize commercial use.
API access
Not confirmed
Is CircuitLab right for you?
A good fit for
Students, hobbyists, and engineers prototyping circuits who want quick simulation and shareable schematics in the browser.
Before you choose
Public upgrade page does not list USD monthly prices for membership tiers.
Browser circuit lab
CircuitLab lets users draw schematics, simulate analog and digital circuits in seconds, and export professional documentation directly from the browser.
What it can do
Features & capabilities
Unknown is different from unavailable. Each fact carries its own evidence.
Capability
Value
Evidence
Checked
Browser simulator
Homepage offers instant launch of schematic capture and simulation without installation.
Facts sourced
2026-10-04
Outputs
Site advertises professional schematic PDFs, wiring diagrams, and plots from simulations.
Facts sourced
2026-10-04
Textbook
CircuitLab hosts a free interactive Ultimate Electronics textbook in-browser.
Facts sourced
2026-10-04
Understand the total cost
CircuitLab pricing & plans
Free
Free
Upgrade page states core CircuitLab functionality remains free for the community while paid upgrades authorize commercial use.
Access
Upgrade page states core CircuitLab functionality remains free for the community while paid upgrades authorize commercial use.
CircuitLab is a browser-based schematic editor and circuit simulator for analog and digital designs. Students, hobbyists, and engineers capture schematics, run simulations, and share designs without installing desktop tools.
Does CircuitLab have a free plan?
Upgrade page states core CircuitLab functionality remains free for the community while paid upgrades authorize commercial use.. This record lists ongoing free access; check the plan limits before starting.
How much does CircuitLab cost?
No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.
Can I use CircuitLab through an API?
Not confirmed. API access and subscription access may have different terms; consult the linked sources.
What should I check before choosing it?
Public upgrade page does not list USD monthly prices for membership tiers.
Price history
No retained pricing changes yet. A current price alone does not establish a historical trend.