Reference

b4u App for Android and iOS — Your Lobby on Every Screen

The b4u app puts Live Roulette, Spribe Aviator, slot rooms and our full sportsbook into one place you carry in your pocket.

AndroidiOSAPK 30MBPush AlertsFingerprint Login

Browse the lobby Read FAQ

What the b4u App Does for You Daily

The b4u app is built around speed and convenience for India. Notifications fire the moment a live table opens or a sportsbook event goes in-play, so you never miss the moment you were waiting for. Quick deposit via UPI, Paytm or PhonePe sits one tap from any screen. Fingerprint and face-unlock mean you skip the password every time you return. The betslip

travels with you — add selections from the lobby and review them before you confirm, all without switching screens.

APP CAPABILITY SNAPSHOT

Six Things the App Does That the Browser Cannot

We built features into the app that a mobile browser simply cannot replicate.

Biometric Login Fingerprint and face-ID unlock your account in under a second.

Push Notifications Live table alerts, sportsbook kick-off reminders and promo board updates…

Dark Mode A system-linked dark theme reduces eye strain during late-night sessions…

Offline Lobby Preview Browse slot titles, check live table schedules and read sportsbook…

One-Tap Quick Deposit A persistent chip row keeps UPI, Paytm and PhonePe one…

Persistent Betslip Your betslip stays open while you navigate between sportsbook, live…

Install the b4u App in 3 Steps

Android installation takes roughly three minutes from start to lobby. iOS users can add the app directly from our site without visiting a third-party store. We sign every build ourselves, so what you download is the same code our team ships — no modified versions, no unknown sources risk beyond the one-time Android permission you grant.

Download the APK or iOS build — Tap the download button on this page. Android gets a 30MB APK directly from b4u. iOS users are directed to our app page — no sideloading required.
Allow install from this source (Android only) — Android will ask you to permit installation from our domain. Grant permission once — you can remove it immediately after. iOS skips this step entirely.
Open the app and sign in — Launch the app, enter your account details, and set up biometric login if prompted. The full lobby — slots, live tables, sportsbook — is available on your first session.

Android, iOS and RAM — What Your Phone Needs

The b4u app is designed to run on mid-range phones common across India, not just flagship devices.

Android Version	Android 8.0 (Oreo) or higher. Most phones sold in India from 2018 onward meet this requirement without any update.
iOS Version	iOS 13 or higher. Compatible with iPhone 6S and all later models, plus iPad Air 2 and newer.
RAM	2GB RAM minimum; 3GB or more recommended for smooth live-table streaming and simultaneous betslip use.
Storage	30MB for the app install. Cache builds to around 80MB during active use — clear it any time from the app settings without losing your account.
Supported Regions	Available for download in India where local law permits. Access to specific game types depends on the regulations applicable in your state.

INSIDE THE SCREENS

A Tour of What You See When You Open the App

The app opens on a live lobby preview that shows active tables, current sportsbook events and the slot rooms we get asked about most — Amazon Wilds, Football…

Live lobby preview

Quick bet from sportsbook

Account and wallet access

Slot favourites shelf

Live table schedule

Notification centre

Open your account Browse the lobby

APP HELP CHANNELS

Where to Get Help If the App Has an Issue

App-specific support is separate from our general help desk. If you run into an install error, a login loop or a display problem on a particular…

APP SECURITY SIGNALS

How We Keep the b4u App and Your Account Safe

Every build we ship is code-signed by b4u directly. That signature verifies the file has not been altered between our server and your phone.

Code Signing

Every APK and iOS build carries a b4u code signature.

No Third-Party Stores

We distribute the Android APK only from b4u.best and the iOS build only through our site link.

Account Recovery

If you lose your phone, raise a recovery request via email with your registered UPI-linked number.

Encrypted Sessions

All traffic between the app and our servers uses TLS encryption.

Biometric Data Stays on Device

Fingerprint and face data never leave your phone. The app uses your device's secure enclave to authenticate locally — b4u…

Session Timeout Control

You choose how long the app stays logged in without activity.

APP VS BROWSER

App Experience Versus Mobile Browser — the Honest Difference

The mobile browser on b4u.best works well, and we keep it maintained. But the native app does several things that a browser tab cannot.

Login Speed

The app uses biometric unlock — one tap and you are in. The browser requires a manual password entry every session, adding fifteen to thirty seconds each time you return.

Push Notifications

The app delivers live table and sportsbook alerts to your lock screen. The browser cannot send notifications unless you are actively on the site with the tab open.

Offline Lobby Preview

The app caches the lobby structure so you can browse titles and check schedules without a connection. The browser shows a blank page when your data signal drops.

Quick Deposit Access

The app's persistent chip row puts UPI, Paytm and PhonePe one tap from any game. The browser takes you through two additional navigation steps to reach the deposit screen.

Dark Mode

The app follows your phone's system dark-mode setting automatically. The browser uses whatever colour scheme our site serves, with no automatic device-level switching.

Persistent Betslip

The app holds your betslip open across all sections. On the browser, navigating away from sportsbook can clear your selections depending on your phone's memory state.

Frequently Asked Questions About the b4u App

These are the questions our support team hears most from India users after they download the app. If your question is not here, the in-app chat will get you a faster answer than searching.

Yes, the app download costs nothing. The APK for Android and the iOS build are both available from b4u.best at no charge. Data charges from your network provider for the download apply as normal.

Android applies this prompt to any APK not distributed through the Play Store. Grant the permission for our domain, complete the install, and you can disable the setting immediately after. The APK is signed by b4u so your phone can verify it is unmodified.

The app runs on Android 8.0 and above with at least 2GB RAM. Most phones sold in India from 2018 onward meet these requirements. If you are unsure, check Settings > About Phone for your Android version.

Yes. UPI, Paytm and PhonePe are all available through the app's quick-deposit chip row. Deposits via these rails typically clear in under a minute during standard network hours.

After your first manual login, the app prompts you to enable biometric authentication. Tap Enable, authenticate once with your fingerprint or face ID, and that becomes your login method from that point forward.

First clear the app cache from your phone's Settings > Apps > b4u > Storage. If the issue continues, uninstall and re-download the latest APK from b4u.best. Our in-app chat team can assist if the problem persists after a fresh install.

Access depends on the laws applicable in your state. The app can be downloaded across India, but certain game types may not be available depending on local regulations where you are located.