AUTH REFERENCE

Sign in to your mantap21 lobby

Logging in puts the full mantap21 lobby one tap away — live dealer tables, slot rooms and sportsbook markets all loaded under one account. Enter your username and...

Secure sign-inOne account, full lobbyDevice-awareWallet linkedIndonesia-ready

See the Lobby Read FAQ

What happens when you log in

Your mantap21 login unlocks the whole floor. We check your credentials, recognise the device you usually open us on, and route you back to the last room you touched — whether that was a Pragmatic slot, a Live Baccarat seat or a football market. Your linked e-wallets stay attached to your account, so deposits move the moment you tap them. If you're

signing in from a new phone, we send a quick verification step so nobody else gets near your balance.

PLATFORM SNAPSHOT

Accepted payment context

DANA Link your DANA wallet once and it stays attached to your mantap21 account. After login, top-ups clear in seconds and you can move straight into the lobby without re-entering details.

OVO OVO works the same way once you sign in — choose it from the cashier chip row, confirm in the OVO app, and the balance lands on your mantap21 account before the next round starts.

GoPay GoPay is wired into the cashier for signed-in accounts. Pick the amount, approve the request in Gojek, and the funds reach your mantap21 balance without leaving the lobby tab.

QRIS QRIS scans work from any supporting bank or wallet app. Once you're logged in, the cashier prints a fresh code, you scan, confirm, and your seat at the table refreshes with the new balance.

ShopeePay ShopeePay sits alongside the other e-wallets after sign-in. Approve the charge inside Shopee and your mantap21 cashier updates instantly, ready for slots or live tables.

BCA BCA bank transfers are available once your account is verified. Sign in, pick BCA from the cashier, and we'll show the reference number you need to complete the transfer.

Mandiri Mandiri transfers follow the same flow — log in, choose Mandiri, and the cashier hands over the virtual account details so your top-up lands on the correct mantap21 profile.

PLAYER SUPPORT

Help paths around sign-in

WHY THIS PLATFORM

Why the login flow stays clean

Encrypted in transit

Every credential you type at the mantap21 login screen travels over TLS, so the username and password leaving your device...

Session timeouts

Idle sessions close themselves. If you walk away from the lobby for a while, we sign you out quietly so...

Device memory

We remember the phones and browsers you usually sign in from. Anything unfamiliar gets a second verification step before it...

Two-step option

Switch on the optional second step from your profile and every fresh login asks for a one-time code as well...

Real humans on chat

If anything looks off during sign-in, our Indonesia-hours support team is on live chat. Send a quick message and a...

Quiet activity log

Inside your profile you'll find the last few logins listed with time and device. A quick scan tells you the...

Sign-in consistency across the brand

Same credentials everywhere	The username and password you set on desktop is the same one that signs you into the mobile site. One account, one login, no separate profiles to remember between devices.
Mobile and desktop parity	Whether you open mantap21 on a phone browser or a laptop, the login screen, cashier and lobby behave the same way. Nothing changes shape just because the screen did.
Wallet links persist	DANA, OVO, GoPay and QRIS connections you made on one device stay attached after you log in elsewhere. You don't re-link wallets every time you switch screens.
Game history follows you	Slots and live tables you've opened recently show up in your lobby after login, no matter which device you signed in from this time around.
Sportsbook bet slip	An open slip on your phone is still there when you log in on desktop. The selections sit ready until you confirm or clear them yourself.
Promo eligibility	Anything running on the promo board reads from your account, not your device. Sign in anywhere and the same offers, timers and progress trackers appear.
Support thread continuity	A chat you started this morning stays open against your account. Log back in tonight and the same conversation picks up where the agent left off.

What our sign-in screen offers

One-tap return

If you logged in recently on the same device, the screen offers a single-tap return without retyping. Confirm it's you and the lobby reopens at your last spot.

Show password toggle

A small eye icon next to the password field lets you peek at what you've typed. Useful on small phone keyboards where a wrong character is easy to miss.

Bahasa-friendly labels

Field labels and error messages read clearly in English with Indonesian context cues, so you always know which box wants the username and which wants the password.

Stay-signed-in option

Tick the box and we'll keep your mantap21 session alive on this device for longer, handy when you only open us from one trusted phone.

Quick wallet shortcut

Right after login, the cashier chip row shows DANA, OVO, GoPay and QRIS in the order you use them most, so top-ups never need a menu dive.

Direct lobby jump

From the moment login completes, shortcut tiles take you straight to live tables, slot rooms or sportsbook markets — no extra screens between you and the next round.

Login questions we hear most

Just the username and password you set during sign-up. If you've turned on the optional two-step check, you'll also enter a short code we send to your registered phone or email before the lobby opens.

Tap the reset link on the login screen and enter the email or phone tied to your mantap21 account. We send a one-time code, you set a new password, and you're back in the lobby within a minute.

That usually means you're signing in from a new phone, browser or location. We send a quick code to confirm it's still you, then the device is remembered so future logins go through normally.

Yes — tick the stay-signed-in option on the login screen and we'll keep the session alive on that device. Skip it on shared phones so nobody else lands in your account.

They do. DANA, OVO, GoPay and QRIS connections sit on your mantap21 account, not the device. Log back in from anywhere and the cashier still shows your saved options in the chip row.

Repeated wrong passwords pause sign-in briefly for safety. Reach our live chat with your username and the contact you registered with, and the team verifies you and clears the hold so you can log in again.

Yes. The fields, reset link and verification flow all behave the same way across phone browsers and desktop. Your one mantap21 account works on both without separate profiles or different passwords.