Complete Your Pre-Arrival Form
Fill this in before you arrive — it takes 2 minutes and helps us prepare everything for your first day. All info is sent directly to our team via WhatsApp.
The theory takes 2–3 hours and you can do it anywhere — on the ferry, at your hotel, or on the beach. Students who arrive with it done skip the classroom entirely on Day 1 and go straight to the pool.
Download the SSI App
Search for "SSI Dive" in the App Store or Google Play and install the free app. Available in English, Italian, German and more.
📱 Free downloadCreate Your SSI Account
Open the app and tap "Register". Enter your first name, last name, email address, date of birth and create a password. Use the same email you gave us when booking your course.
✉️ Use your booking emailFind Carabao Diving
In the app go to "Find a Training Centre" and search for "Carabao Diving Koh Tao". Tap on our name to select us as your dive centre — this connects your account to our instructor team.
🔍 Search "Carabao Diving Koh Tao"Select Your Course
Choose "Open Water Diver" from the course list (or whichever course you booked with us). The digital study materials are already included in your course fee — nothing extra to pay in the app.
🎓 Open Water DiverComplete the Online Theory
Work through the 4 knowledge sections at your own pace. They cover diving physics, equipment, techniques and safety. There are short quizzes at the end of each section. Takes 2–3 hours total — no time pressure, stop and continue whenever you like.
📖 4 sections · 2–3 hoursSend Us a Screenshot 🎉
Once the theory is complete, take a screenshot and send it to us on WhatsApp. When you arrive on Day 1 we skip the classroom and go straight to the pool — more time in the water for you.
✅ Screenshot us when doneNo problem at all — WhatsApp us and we'll walk you through it. We can also help you set it up together when you arrive.