Get full access to Live Casino, Sports Betting, Slots, and table games directly from your smartphone. The sizi99 app is lightweight, fast, and secure — available for Android and iOS.
The sizi99 app is designed to deliver the best experience on every device.
Compatible with Android 6.0 and above. Download the APK file directly, install in under 2 minutes and start playing. No Google Play account required.
Compatible with iOS 13.0 and above — iPhone 8 and newer. Install via direct profile without the App Store, a simple process completed in just a few steps.
Prefer not to install the app? Access directly via web browser — sizi99.fun is fully optimised for mobile browsers.
Installing the sizi99 APK on Android is very simple. Follow the steps below and you can start playing in under 5 minutes.
Go to Settings → Security → enable the "Install apps from unknown sources" option. This allows APK files to be installed from outside the app store.
Tap the "Download Android APK" button above. The file will be automatically downloaded to your device's Downloads folder.
Open the downloaded APK file, tap "Install" and wait a few seconds for the process to complete.
Open the sizi99 app, log in with an existing account or register a new account in under 2 minutes.
Installing the sizi99 app on an iPhone or iPad is easy. Follow this quick guide to get started with your mobile experience.
Use Safari on your iPhone and tap the "Download for iOS" button. Safari is recommended for a smooth installation process.
When prompted, go to Settings → General → Device Management, then tap "Trust" on the sizi99 profile.
The sizi99 app icon will appear on your iPhone's home screen. Tap to open and start enjoying all the games.
In the app settings, enable biometric authentication for faster and more secure login next time.
Ensure your device meets the minimum requirements for an optimal app experience.
| Specifications | Android | iOS | Web Browser |
|---|---|---|---|
| Minimum Version | Android 6.0+ | IOS 13.0+ | All latest versions |
| App Size | 24 MB | 28 MB | No installation |
| Recommended RAM | 2 GB or above | 2 GB or above | 1 GB or above |
| Internet Connection | 3G / 4G / WiFi | 3G / 4G / WiFi | 3G / 4G / WiFi |
| Biometric Login | Fingerprint | Face ID / Touch ID | Not available |
| Push Notifications | Yes | Yes | Limited |
| Landscape Mode | Yes | Yes | Yes |
| Automatic Updates | Yes (in-app) | Yes (in-app) | Not required |
More than just a gaming platform — the sizi99 app is designed for your everyday convenience and comfort.
Games and live casino load in under 3 seconds even on a standard 4G connection.
Every login session and transaction is protected by 256-bit SSL encryption — your data stays secure at all times.
Receive push notifications for the latest promotions, sports results and your withdrawal status.
Enjoy live casino and slots in full landscape screen for a more immersive experience.
Make deposits and request withdrawals directly in the app — fast processing to local Malaysian bank accounts.
Contact the sizi99 support team directly via live chat in the app — fast response 24 hours a day.
In today's digital age, almost everyone uses a smartphone for nearly every need — including online entertainment. Understanding this habit, sizi99 has invested seriously in developing a mobile app that is not only visually appealing in design, but genuinely runs smoothly within Malaysia's sometimes challenging internet environment.
For users who are frequently on the go — whether at the office, on the bus, or waiting somewhere — the sizi99 app lets them access their favourite games without needing to open a laptop. A regular 4G connection is sufficient to stream Live Casino in satisfying quality, and the app is optimised to consume less data compared to other entertainment apps.
One thing users frequently praise sizi99 is how seamless the repeat login process is. Once registered and logged in for the first time, users can activate fingerprint or Face ID — meaning every time you open the app, just one touch takes you straight to the Game Lobby. No more typing your password repeatedly.
On the security front, the sizi99 app uses end-to-end encryption for all communications between the user's device and servers. This means your login credentials, account details, and financial transactions cannot be accessed by third parties. The integrated KYC (Know Your Customer) system within the app also ensures that only the rightful account owner can perform withdrawals.
For football fans and sports enthusiasts, the push notification feature in the app sizi99 is a major advantage. You can set alerts for specific matches, and the system will send timely notifications — including the latest odds, goals and final results. This is especially useful during the Malaysia Super League season or the Thomas Cup badminton tournament full of surprises.
Downloading and installing the sizi99 app is also incredibly straightforward. Unlike some other platforms that require multiple confusing technical steps, the sizi99 installation guide has been simplified — complete with illustrated instructions in Bahasa Malaysia. Should you encounter any issues during installation, the sizi99 support team is ready to assist via live chat within minutes.
The sizi99 app also supports access to all sections of the platform — from slots and table games, live casino with real dealers, to the sports betting lobby with coverage of international matches. You won't miss a single feature just because you're using the app instead of the desktop version. There are even exclusive features only available in the app, such as special app-user promotions and daily check-in bonuses.
For users who are still hesitant to install the app, the web browser option is always available. The sizi99.fun website has been optimised as a Progressive Web App (PWA) — meaning the browsing experience via Chrome or Safari on a smartphone is nearly on par with using the full app. You can add the sizi99 icon to your phone's home screen directly from the browser without downloading anything.
In conclusion, whether you choose to install the Android APK, the iOS app, or simply use the web browser — sizi99 ensures every user gets the best experience without compromise. Our platform is continually updated to ensure the latest performance, security and features are always available for you to enjoy.
18+ This app is for adults aged 18 and above only. Please play responsibly.
Answers to frequently asked questions about downloading and installing the sizi99 app.
Join hundreds of thousands of Malaysian users who are already enjoying the best experience with sizi99.