8 of the 13 interface design tools we list have a free plan, confirmed on their own website. Here they are side by side.
Listed alphabetically. A tool is ranked by its reviews once it has 3.
| Tool | Reviews | Lowest paid plan | Free plan | Free trial | Public API | Runs on | Main features |
|---|---|---|---|---|---|---|---|
FramerGo from idea to launch with an agent that designs and builds on the canvas | ReviewsNone yetWrite one for Framer | Lowest paid planSee plans | Free planYes | Free trialNot confirmed | Public APIYes | Runs onmacOS, Windows | Main features
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MoqupsA simple and powerful visual collaboration solution for your whole team. | ReviewsNone yetWrite one for Moqups | Lowest paid plan$7per month, billed annually, one seatStarter, as of October 28, 2026 | Free planYes | Free trialNot confirmed | Public APINot confirmed | Runs onWeb, Chrome, Firefox | Main features
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| PenpotThe open-source design platform for teams building digital products at scale | ReviewsNone yetWrite one for Penpot | Lowest paid plan$7per editor per month, capped at $175Unlimited, as of October 20, 2026 | Free planYes | Free trialNot confirmed | Public APIYes | Runs onNot confirmed | Main features
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| ReviewsNone yetWrite one for ProtoPie | Lowest paid plan$25per month for 1 seat, billed yearlyBasic, as of October 20, 2026 | Free planYes | Free trialNot confirmed | Public APINot confirmed | Runs onmacOS, Windows, iOS, Android | Main features
| |
RelumeFastest AI website builder for simple marketing sites | ReviewsNone yetWrite one for Relume | Lowest paid planSee plans | Free planYes | Free trial7 days | Public APINot confirmed | Runs onNot confirmed | Main features
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UizardUI design for apps, websites, and desktop software in minutes, powered by AI | ReviewsNone yetWrite one for Uizard | Lowest paid plan$12per month, billed annuallyPro, as of October 20, 2026 | Free planYes | Free trialNot confirmed | Public APINot confirmed | Runs onNot confirmed | Main features
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UXPinDesign UI with code-backed components | ReviewsNone yetWrite one for UXPin | Lowest paid plan$29per seat per month, billed annuallyCore, as of October 20, 2026 | Free planYes | Free trial14 days | Public APINot confirmed | Runs onmacOS, Windows, iOS, Android | Main features
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WebflowGives every team the tools to build, manage, and grow a website that drives real revenue | ReviewsNone yetWrite one for Webflow | Lowest paid plan$15per site per month, billed yearlyBasic, as of October 20, 2026 | Free planYes | Free trialNot confirmed | Public APIYes | Runs onNot confirmed | Main features
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From each tool's own website. “Not confirmed” means we couldn't confirm it there, not that the tool doesn't have it. Each tool's page says when its facts were checked.
A tool is listed here only when we've confirmed on its own website that it has a free plan. Tools we couldn't confirm it for are left out, even if they may have it. Vendors can't pay for a place on this list. Add a tool we missed