Download the gtt99 app and put Sports Betting, Live Casino, fish games, and hundreds of other features right in your pocket. Lightweight, fast-loading, and easy to navigate — built with Bangladeshi users in mind.
Safe download · Virus-free · Works on 3G networks
Many people think the browser is good enough — but once you try the gtt99 app, you'll see exactly where the difference lies.
The gtt99 app handles cache management automatically, so there's no need to reload pages manually. Live match odds update in milliseconds.
Get instant notifications for your bet results, new promotions, or when your favorite match kicks off — never miss a thing.
Log in in seconds with fingerprint or Face ID. No need to remember passwords, and your account stays more secure.
The gtt99 app runs normally even on a weak network. Turn on low-data mode to save mobile data without compromising the full experience.
Every menu, button, and notification in the app is in Bengali. New users can navigate with ease — no language barrier at all.
The gtt99 app has a built-in dark mode to reduce eye strain during late-night sessions. It also switches automatically based on your phone's system settings.
Since most people in Bangladesh use Android phones, gtt99 has made its Android app a top priority. The APK file is just 28 MB, so it won't eat up much of your data. It works on any phone running Android 6.0 or above.
Even though it's not on the Google Play Store, you can download the APK directly from the gtt99 site and install it. Just go to your phone's settings and enable "Install from Unknown Sources" — the whole process takes about 3 minutes, and every future update can be downloaded from within the app itself.
The gtt99 app has been tested and runs smoothly on all the popular brands in Bangladesh — Samsung, Xiaomi, Realme, Oppo, and Vivo. Whether you're on 3G, 4G, or Wi-Fi, performance stays consistent.
No tech experience needed — every step to install the gtt99 app is laid out below in plain, simple language.
Open gtt99.onl in your phone's browser. Tap the "App" option in the top menu.
Tap the "Download Android APK" button. The file will be saved to your phone's Downloads folder.
Go to Settings → Security → Unknown Sources and enable it. On many phones, this permission prompt will appear automatically when you open the file.
Open the gtt99 APK file from your Downloads folder and tap "Install".
Once installation is complete, open the app, log in to your gtt99 account, and start betting.
Android: 28 MB
iOS: 31 MB
Android 6.0+
iOS 13.0+
Both Bangla & English
Right Within the App
You can use gtt99 either way, but a quick comparison makes the difference clear.
| Features | gtt99 App | Mobile Browser |
|---|---|---|
| Loading Speed | Much Faster | Comparatively Slower |
| Push Notifications | ||
| Biometric Login | ||
| Low-Data Mode | ||
| Live Odds Updates | Real-Time | Slight Delay |
| Dark Mode | Depends on Browser | |
| Exclusive Offers | ||
| Installation Required | Yes (Once) |
IPhone and iPad users can access the full gtt99 experience. The iOS app is built to follow Apple's design guidelines, delivering smooth and consistent performance. It works on any device running iOS 13 or above.
Face ID and Touch ID login work seamlessly on Apple devices. The gtt99 iOS app brings Sports Betting, Live Casino, fish games, and payments all under one roof — no need to keep the app open to receive notifications.
The iOS app can be installed via TestFlight or directly from the website. Once installed, updates are available from within the app itself. gtt99 regularly adds new features, so keeping the app updated is worthwhile.
Everything in one app — no need to download separate apps for different features.
Bet on cricket, football, tennis, badminton, and 30+ other sports.
Place bets on real-time odds while the match is in progress.
Baccarat, Roulette, and Blackjack with real dealers.
Multiple fish shooting games with high-quality graphics and big prizes.
Direct transactions via bKash, Nagad, and Rocket.
Exclusive app bonuses, free bets, and loyalty points.
Detailed records of all bets, with filters and reports.
Get Bengali-language support inside the app, any time you need it.
Here are answers to the most frequently asked questions about the gtt99 app.
Register, install the app, and get a special bonus on your first deposit. Available on both Android and iOS.