Download the oklb app and carry your favourite games everywhere you go. Live casino, card games, fish shooting, and exclusive member bonuses — all optimised for your Android or iOS device, built specifically for players in Bangladesh.
The oklb app is not just a mobile version of the website — it is a purpose-built gaming experience designed around how players in Bangladesh actually use their phones.
The oklb app is engineered for speed on Bangladesh mobile networks. Whether you are on 4G or a slower connection, the app loads games quickly and keeps your session smooth without constant buffering or lag. Live casino streams stay stable even on mid-range Android devices.
Never miss a promotion again. The oklb app sends push notifications directly to your phone the moment a new bonus, reload offer, or limited-time promotion goes live. You will always be the first to know — and the first to claim — before offers run out.
Log in to your oklb account using your fingerprint or face ID — no need to type your password every time. The app uses device-level biometric authentication combined with SSL encryption to keep your account and funds completely secure at all times.
The oklb app supports local Bangladesh payment methods so you can deposit and withdraw in Taka without any currency conversion. Transactions are processed quickly and the cashier section of the app is designed to be simple and straightforward for everyday use.
The oklb app takes full advantage of your phone screen. Games run in full-screen mode with touch-optimised controls — swipe, tap, and pinch gestures work naturally across all game types. Live dealer tables look especially impressive on modern smartphone displays.
Need help while you are playing? The oklb app has a built-in live chat feature so you can reach our support team without leaving the game. Our agents are available 24 hours a day, 7 days a week, and can assist in English for all account and payment queries.
Installing the oklb APK on your Android phone takes about two minutes. Follow these steps carefully.
Go to your Android Settings, then Security or Privacy, and enable "Install from Unknown Sources" or "Allow this source." This is required because the oklb app is distributed as a direct APK file rather than through the Play Store.
Tap the Download for Android button on this page. Your browser will download the oklb APK file directly to your phone. Make sure you are on a stable connection — the file is small and should download in under 30 seconds on most networks.
Open your Downloads folder and tap the oklb APK file. Your phone will show an installation prompt — tap Install and wait a few seconds. The oklb app icon will appear on your home screen once installation is complete.
Open the oklb app, log in with your existing account credentials, or tap Register to create a new account in minutes. New members receive a welcome bonus on their first deposit made through the app.
When a new version of the oklb app is available, you will receive a notification inside the app. Always update to the latest version to get the best performance, new game additions, and the latest security patches.
iPhone and iPad users can access the oklb app through a web app installation — no App Store required.
On your iPhone, open the Safari browser and navigate to oklb.org. It is important to use Safari specifically — the Add to Home Screen feature works best in Safari on iOS devices.
At the bottom of the Safari browser, tap the Share icon — it looks like a box with an arrow pointing upward. A menu will slide up from the bottom of your screen with several options.
Scroll through the share menu and tap "Add to Home Screen." You can rename the shortcut to "oklb" if you like. Tap Add in the top right corner to confirm.
The oklb icon will now appear on your iPhone home screen. Tap it to open the oklb app in full-screen mode — it behaves just like a native app, with no browser address bar in the way.
The oklb iOS web app runs in full-screen mode, supports push notifications on iOS 16.4 and above, and saves your login session so you do not need to sign in every time you open it.
The oklb app is lightweight and designed to run well on a wide range of devices used across Bangladesh.
| OS Version | Android 6.0 and above |
| File Size | Approx. 28 MB |
| RAM Required | 2 GB minimum |
| Storage | 50 MB free space |
| Internet | 3G / 4G / Wi-Fi |
| Distribution | Direct APK download |
| OS Version | iOS 13.0 and above |
| Device | iPhone 7 or newer |
| Browser | Safari (required) |
| Storage | Minimal (web app) |
| Internet | 3G / 4G / Wi-Fi |
| Distribution | Add to Home Screen |
How the oklb app performs across key areas that matter most to Bangladesh players.
The oklb app is regularly updated to improve performance, add new games, and fix any issues reported by players. Updates are pushed automatically — you will see a notification inside the app when a new version is ready.
Every game available on the oklb website is fully playable inside the app — optimised for touch controls and mobile screens.
Real feedback from players across Bangladesh who use the oklb app every day.
"I installed the oklb app on my Xiaomi phone and it runs perfectly. The live casino streams are smooth even on my regular 4G connection. I use it every evening and the battery drain is much less than I expected."
"The push notifications are the best part for me. I got a notification about a reload bonus while I was at work, opened the oklb app on my lunch break, made a quick deposit, and claimed the bonus before it expired. Very convenient."
"I added oklb to my iPhone home screen and it works like a proper app. The fingerprint login is really handy — I do not have to type my password every time. Caishen Fishing looks amazing on the iPhone screen, the graphics are really sharp."
Common questions from Bangladesh players about downloading and using the oklb app.
Have a question not answered here? Our support team is available 24/7 inside the app.
View Full FAQThe oklb app puts over 100 casino games, exclusive bonuses, and fast BDT payments right in your pocket. Download it now for free and experience mobile gaming built for Bangladesh players.
New to oklb? Create a free account and claim your welcome bonus when you make your first deposit through the app.
18+ only. Gambling involves risk. Please play responsibly. oklb supports responsible gaming for all players in Bangladesh.