For non-commercial and personal projects, the runtime licenses are free. For commercial projects, the online form https://slint.dev/get-price https://slint.dev

For non-commercial and personal projects, the runtime licenses are free. For commercial projects, the online form https://slint.dev/get-price https://slint.dev/get-price (from https://slint.dev/pricing https://slint.dev/pricing page) automatically sends an email with pricing info (no marketing person is involved :) ). Note: you need to enter your business email in the form.