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Getting started on Kelcai is affordable and takes less than a minute.

1. Download the Kelcai app on your phone (Android or iOS).
2. Create a free account using your email or Google sign-in.
3. Browse over 1,600+ courses across 10 categories.
4. Tap any course and start watching — no payment required.
5. Complete the course to earn your free digital certificate.

On desktop, you can log in and browse courses, but account creation is available only in the app.

Every course on Kelcai comes with a free digital certificate of completion.

• Finish all the lessons in a course to unlock your certificate.
• Your certificate is generated instantly as a downloadable file.
• Each certificate has a unique verification code so employers can confirm its authenticity.
• You can download and share your certificates from your dashboard.
• Certificates are issued under the Kelcai platform and are valid for lifetime.

Visit our certificate page to learn more or verify a certificate.

Kelcai courses are structured as video-based learning experiences.

• Each course contains a series of short video lessons you can watch at your own pace.
• Videos are hosted and streamed from our platform — no external app needed.
• Many courses include practice exercises to reinforce what you learn.
• You can pause, rewind, and re-watch any lesson as many times as you like.
• All content is affordable — no subscription or payment required.

Browse all available courses on our courses page.

Kelcai offers a curated selection of digital books and reading materials to complement your learning.

• Books are available in the Kelcai mobile app under the "Books" section.
• Content covers the same categories as our courses: technology, business, languages, and more.
• All books are free to read within the app.
• Reading materials are available for offline use when downloaded in the app.

To access books, download the Kelcai app and look for the Books tab in the navigation.

Interested in advertising or partnering with Kelcai?

• We offer advertising opportunities to brands aligned with education and personal development.
• Sponsorship slots are available on course pages and within the app.
• We welcome partnerships with publishers, schools, and course creators.
• For course submission or content partnership inquiries, please reach out directly.

Send us an email describing your proposal and we'll get back to you within 2 business days: