We are more than a betting platform. sin77 is a purpose-built online gaming destination crafted specifically for Indonesian players — combining global technology standards with deep local market understanding.
sin77 was founded with a single, clear purpose: to give Indonesian players access to a world-class online gaming platform that truly understands the local market — from payment preferences and language support to the football leagues and game types that matter most here.
Indonesia is home to one of Southeast Asia's largest and most passionate communities of sports bettors, casino enthusiasts, and togel (Indonesia's traditional numbers lottery) players. Yet for years, the platforms serving these players were built for other markets — offering poor IDR (Rupiah) support, no local banking integrations, and customer service teams with no real understanding of Indonesia's culture or timezone. sin77 was created to close that gap.
From our headquarters, our team of over 200 professionals — spanning product, technology, compliance, customer support, and risk management — works around the clock to maintain the platform that more than 2.5 million registered members across Jakarta, Surabaya, Bandung, Medan, Bali, Yogyakarta, Semarang, and beyond rely on daily. Every feature we build, every partnership we sign, and every support interaction we handle is evaluated against one standard: does this make the experience better for an Indonesian player?
sin77 operates under an internationally recognised gaming licence and undergoes regular independent audits by certified third-party testing laboratories. Our Random Number Generator (RNG) certification ensures every slot spin, card deal, and roulette outcome is genuinely random and tamper-proof. We publish our payout percentage data quarterly — because transparency is not a marketing claim at sin77; it is an operational standard.
On the sports side, sin77 offers one of the most comprehensive football betting menus available to Indonesian players, covering BRI Liga 1 (with matches featuring Persija Jakarta, Persib Bandung, and Bali United), the English Premier League (EPL), La Liga, Serie A, Bundesliga, and the UEFA Champions League. We also cover Timnas Indonesia (the Garuda national team) for international fixtures, the AFF Cup, and major badminton tournaments — because we understand that Indonesia's sporting identity goes well beyond football. Our odds feed is updated in real time, and our in-play betting interface is designed to function reliably even on Indonesia's variable mobile connections.
We are proud of our payment infrastructure. sin77 supports direct bank transfers to and from BCA, BRI, BNI, Mandiri, CIMB Niaga, OCBC NISP, BSI (Bank Syariah Indonesia), and Bank Permata — as well as e-wallet transactions via OVO, DANA, GoPay, ShopeePay, and LinkAja. Withdrawals for verified members are processed within 5 to 15 minutes, 24 hours a day. There are no hidden fees on deposits or withdrawals, and all balances are held and displayed in Indonesian Rupiah (Rp) natively.
"sin77's mission is simple: deliver a gaming experience that Indonesian players are proud to call their own — fast, fair, local, and always available."
— sin77 Leadership Team
Six core pillars that define the sin77 experience and set us apart from generic international platforms.
sin77 was built from day one with the Indonesian market as its primary audience. IDR-native balances, local bank integrations (BCA, BRI, BNI, Mandiri), WIB-timezone customer service, and Indonesian-language support agents are not afterthoughts — they are foundational features.
256-bit SSL encryption, two-factor authentication (2FA), independent RNG audits, and provably fair game certifications. sin77 publishes payout percentages quarterly and undergoes annual third-party security assessments — because trust must be earned, not claimed.
Instant deposits via BCA, BRI, OVO, and DANA. Withdrawals processed within 5 to 15 minutes for verified members. Our platform infrastructure is hosted on geo-distributed servers optimised for low-latency connections from Sumatra, Java, Bali, Sulawesi, and Kalimantan.
From BRI Liga 1 football betting and EPL in-play markets to Pragmatic Play slots, Evolution Gaming live tables, Teen Patti, Andar Bahar, and Spribe's Aviator crash game — sin77 covers every format that Indonesia's diverse player community enjoys.
sin77 integrates deposit limits, session time alerts, cooling-off periods, and self-exclusion tools directly into the member dashboard. We partner with independent problem gambling support organisations and require strict 21+ age verification for all accounts.
Real people — not chatbots — available around the clock via live chat, WhatsApp, email, and in-app messaging. Our Indonesian-speaking support team operates across WIB, WITA, and WIT timezones so players from Aceh to Papua receive the same quality of service.
The principles that guide every product decision, partnership, and player interaction at sin77.
We do not manipulate odds, delay withdrawals, or use deceptive bonus terms. Every policy on sin77 is written in plain language and applied consistently. If we make a mistake, we own it — and fix it fast.
Our product roadmap is shaped by member feedback. We run regular surveys across Jakarta, Surabaya, and Bandung user groups, and every major feature release includes a player beta phase. The member's experience is the ultimate success metric.
We will never knowingly allow a problem gambler to continue depositing without intervention. Our responsible gaming tools are mandatory to offer, not optional add-ons. The 21+ restriction is enforced through documented KYC — not just a checkbox.
sin77 applies international best practices in cybersecurity, data protection, and fair gaming — while remaining deeply committed to the Indonesian context. We invest in local payment infrastructure, local-language support, and local sporting content.
The online gaming industry evolves quickly. sin77 runs two-week release cycles, publishes a public changelog for platform updates, and maintains a dedicated QA team that tests every change against mobile-first Indonesian network conditions before deployment.
From a small team with a clear vision to one of Indonesia's most trusted online gaming platforms — the sin77 story, year by year.
sin77 launches its first version, offering football betting on BRI Liga 1 and the EPL, with support for BCA and BRI bank transfers. The founding team of 18 people operates entirely from Indonesia.
Partnership agreements signed with Pragmatic Play and Microgaming bring over 400 slot titles and first live casino tables to the platform. Member count reaches 250.000.
Full platform rebuild optimised for mobile browsers. OVO and DANA e-wallet integrations launched — reducing average deposit time from 10 minutes to under 60 seconds for Indonesian users.
sin77 crosses 1.000.000 registered members during a period of rapid growth across Java, Sumatra, and Bali. Evolution Gaming live tables and Spribe's Aviator crash game are added to the library.
Six-tier VIP loyalty program launched. Self-exclusion tools, deposit limits, and session timers integrated into every member dashboard as mandatory platform features.
sin77 surpasses 2.500.000 registered members. GoPay, ShopeePay, and LinkAja payment integrations completed. BSI (Bank Syariah Indonesia) support added for members preferring sharia-compliant banking.
sin77 continues investing in platform infrastructure, new game provider partnerships, and enhanced mobile performance — with a renewed commitment to responsible gaming education for all Indonesian members.
Our leadership team brings together expertise in gaming technology, financial services, product design, and Indonesia market operations.
15 years in digital financial services across Southeast Asia. Led product and growth at two regional fintech companies before co-founding sin77 in Jakarta.
Backend systems architect with experience scaling real-time betting platforms to millions of concurrent users. Previously with a Tier-1 European gaming operator.
Certified gaming compliance specialist. Leads sin77's responsible gaming programme, KYC implementation, and internal audit schedule across all operational verticals.
Built and manages sin77's 120-person multilingual support team, covering live chat, WhatsApp, in-app messaging, and email channels across all Indonesian timezones.
Whether you're here to read the fine print, understand our responsible gaming tools, or browse the FAQ — we've made it easy to find what you need.