Not a member?Join Now
Forgot Password
A 6-digit pin number has been sent to your phone
Having any issue? Contact Customer Support
Didn’t receive the pin number?
Password Changed Successfully!
Your password has been updated!
Download APP
You can download the application to your IOS device in order to utilise it in full-screen mode and with improved performance.
Add to Reading List
Add Bookmark
Add to Home Screen
Click the "Share" button on the menu bar below.
Click "Add to Home Screen"
Siam855 APP
Download the mobile version to experience the thrill of one-click login, super convenient, and play anytime, anywhere.
Experience the difference today!

First time installation guide for Siam855 Android App
  • 1. Tap the Download button above.
  • 2. Click INSTALL after the download completed.
  • 3. Open the app and start to play now!
No Announcement
Redeem Code
Redemption codes will be issued through events from time to time. Please pay attention to the announcement in the official group.
Sign Up

About us SIAM855

The SIAM855 online casino website is one of the most user-friendly platforms for PG Slot. Because it is designed to be able to be used easily and easily.
With a very simple design So it's easy to use. But seeing that it looks simple like this, there are thousands of game options to choose from.
Whether it is sports games, live casinos, slot games, e-sports, card games, fish shooting games and many other games that can be found on this website.

Enjoy playing online gambling games through your mobile phone in a fun and safe way.
No matter where you are, you can have fun with us wherever you are. You can get a variety of gaming experiences at SIAM855.

Make money transactions quickly and securely.

We have created the best possible system to ensure that members can deposit and withdraw money safely and we are fast.
Your deposit is made instantly. And rest assured that you can cash out your winnings as quickly as possible.
We promise to take all appropriate measures to ensure that our valued members can access and enjoy your gaming experience as easily as possible.