We track 100 dive operators in Koh Tao. 52 teach certification courses (44 PADI, 23 SSI). 45 run snorkelling trips. 19 offer accommodation alongside diving. The biggest cluster is around Koh Tao, with 28. Listings are ordered by Fin Rank: a published score for how complete and verified each listing is.
The 8 highest-ranked of 100. How Fin Rank works
| Rank | Operator | TripAdvisor | Try dive | Agencies | Website | |
|---|---|---|---|---|---|---|
| 1 | Black Turtle Dive | 5.0(2,983) | none | none | PADI | Visit |
Which centres run each site, named on their own websites or confirmed by the owner.
Fin lists 100 dive operators in Koh Tao, with the biggest cluster around Koh Tao. 52 of them run certification courses.
PADI is the most common agency (44 centres), followed by SSI (23). RAID, SDI/TDI, BSAC also appear.
Published try-dive prices we hold range from $70 to $164 USD. Treat these as a guide and confirm with the centre before booking.
19 operators in Koh Tao offer accommodation alongside diving.
45 of the 100 operators we track run snorkelling tours.
Operators are sorted by Fin Rank, a 100-point profile strength score: contact details, what they offer, the dive sites they run, their Google reputation, whether the owner has claimed the listing, and whether their own website links to Fin. 0 listings here are owner-verified. The formula is published in full on the Fin Rank page.
Black Turtle Dive is a scuba diving center located on Koh Tao, Thailand. The operator offers a range of PADI diving courses, professional level training, and marine conservation programs.
The Divers Boat is a French-speaking dive school based in Mae Haad, Koh Tao, with a second center in Koh Phangan. The operator uses two dedicated boats to separate training activities from fun dives for certified divers. They offer courses from beginner to professional levels and organize daily trips to various dive sites in the Gulf of Thailand.
Ihasia Diving Koh Tao is a highly-rated dive center located in Chalok Baan Kao Bay on Koh Tao, Thailand. They are operational daily and situated near several resorts.
Isla Tortuga Divers is a PADI 5-Star IDC center located in Koh Tao that specializes in personalized diving experiences. They offer a range of training from beginner courses to professional instructor development programs using private boats for excursions. The center emphasizes small group sizes and active participation in marine conservation initiatives.
Rainbow Fish Divers is a dive center located on Koh Tao, with a high rating and a significant number of reviews. It offers a variety of diving services.
Discovery Divers is a PADI 5-star dive center based at the Amari Koh Samui Resort. The operator provides daily boat trips to dive sites in the Gulf of Thailand and offers a range of PADI certification courses.
Koh Tao Divers - KTD is a dive center located on Haad Sairee, Koh Tao, Thailand. They offer PADI courses, guided dives, and equipment rental. The center is a well-established dive operation on the island, known for its comprehensive services.
Nitro Dive Center is a dive center located on Koh Phangan - Koh Tao, Thailand. They offer PADI courses, guided dives, and equipment rental. The center is situated in a prime location for exploring the dive sites around Koh Tao.
Silent Divers is a dive center located on Chaweng Beach, Ko Samui, Thailand, offering PADI courses and dive trips. They cater to all levels of divers and also provide snorkeling tours. The center is situated in a popular tourist area, making it accessible for visitors.
Simple Life Divers is a dive center located on Sairee Beach, Koh Tao, Thailand. They offer PADI courses, guided dives, and equipment rental. The center is known for its friendly atmosphere and experienced instructors, catering to divers of all levels.
| 2 | The Divers Boat | 5.0(29) | none | none | SSI | Visit |
| 3 | Ihasia Diving | 5.0(1,285) | none | none | PADI | Visit |
| 4 | Isla Tortuga Divers | 4.9(1,191) | none | none | PADI | Visit |
| 5 | Rainbow Fish Divers | 4.9(586) | none | none | PADI | Visit |
| 6 | Discovery Divers | 4.8(413) | none | $153 | PADI | Visit |
| 7 | Koh Tao Divers | 4.7(108) | 5.0 | none | PADI | Visit |
| 8 | Nitro Dive Center | 4.7(108) | 5.0 | none | PADI | Visit |
