From live football odds on BRI Liga 1 and the EPL to premium live casino tables powered by Evolution Gaming, osis77 delivers a world-class wagering experience built for the Indonesian market — fast local bank deposits, IDR currency, and round-the-clock support.
We believe in full transparency. Review all promotion conditions before you deposit.
| Promotion | Bonus Amount | Min. Deposit | Wagering Requirement | Validity |
|---|---|---|---|---|
| Welcome Bonus | 100% match up to Rp 3.000.000 | Rp 50.000 | 30× (bonus + deposit) | 14 days |
| Daily Deposit Bonus | 10% up to Rp 500.000 | Rp 100.000 | 15× (bonus only) | 7 days |
| Sports Cashback | 5% weekly cashback | Rp 200.000 bets placed | 1× (turnover only) | 7 days |
| Slots Cashback | 3% weekly cashback | Rp 100.000 bets placed | 1× (turnover only) | 7 days |
| Referral Bonus | Rp 100.000 per referral | Referred friend min. Rp 50.000 deposit | No wagering | Lifetime |
Wagering requirements must be completed before withdrawal. All bonus terms are subject to osis77's full Terms & Conditions. 21+ only. Please bet responsibly.
BCA, BRI, BNI, and Mandiri transfers processed in under 5 minutes during banking hours.
256-bit SSL encryption protects every transaction and personal data on osis77.
Competitive odds on BRI Liga 1, EPL, La Liga, Champions League, and FIFA World Cup.
Native Indonesian-speaking agents available around the clock via live chat and WhatsApp.
All balances, deposits, and withdrawals in Indonesian Rupiah — no conversion fees.
Fully optimized for Android and iOS browsers — no app download required to play.
All RNG games are independently certified. Live tables streamed from licensed studios.
Verified accounts receive same-day withdrawals to BCA, BRI, BNI, OVO, and DANA.
From live sports wagering to premium table games — osis77 hosts every major betting category under one roof.
Place wagers on BRI Liga 1 fixtures, the EPL, La Liga, Bundesliga, and major international tournaments including the FIFA World Cup and Piala AFF. Asian handicap, over/under, and mix parlay (accumulator) markets are all supported. Real-time live in-play odds update every few seconds throughout the match.
Over 500 slot gacor (high-payout slot) titles from Pragmatic Play, NetEnt, Microgaming, and Pocket Games Soft. Browse classic 3-reel machines, multi-payline video slots, and jackpot progressives with payouts up to Rp 1.000.000.000. New titles added weekly at osis77.
Streamed in HD from professional Evolution Gaming and Pragmatic Play Live studios. Tables include Live Baccarat, Live Roulette, Live Blackjack, and exclusive game-show titles like Crazy Time and Dream Catcher. Multiple betting limits cater to casual players and high-rollers alike.
Classic RNG-powered table games including Baccarat, Roulette, Blackjack, and Sic Bo. Ideal for players who prefer a self-paced experience. osis77 offers multiple variant rules so you can choose the table edge that suits your strategy.
South Asian three-card poker, enormously popular across Indonesia and neighboring markets. osis77 offers multiple Teen Patti variants — Classic, Joker, and High-Low — all streamed live with Indonesian-speaking dealers available during peak WIB hours.
A fast-paced Indian card game that has gained a strong following among Indonesian online casino players for its simplicity and speed. Bet on which side — Andar (inner) or Bahar (outer) — the matching card will land. Live-dealer and RNG versions both available on osis77.
Social-style Bingo rooms with multiple ticket prices denominated in IDR. osis77's Bingo lobby hosts timed draws throughout the day, with community jackpots that grow between sessions. A relaxed yet rewarding alternative to table games for Indonesian players.
Provably fair multiplier games led by Aviator from Spribe — the most-played crash game in Southeast Asia. Watch the multiplier climb and cash out before the plane flies away. osis77 also hosts JetX and Spaceman for crash-game enthusiasts seeking variety.
Join over 2 million members already betting smarter with osis77. Your first deposit bonus is waiting.
Start Playing at osis77A bandar bola (online football bookmaker) aggregates odds from global markets and offers Indonesian punters a single destination to bet on hundreds of matches per week. At osis77, the sportsbook covers Asian handicap — the betting format developed specifically for Asian markets and now used worldwide — plus over/under totals, mix parlay (accumulator) tickets, and live in-play wagering. Whether you follow Persija Jakarta in BRI Liga 1 or track the Champions League knockout stages, osis77's sportsbook keeps you covered 24 hours a day, 7 days a week.
Asian handicap eliminates the draw outcome and levels the playing field between mismatched sides. Voor bola (handicap) is the single most popular bet type among Indonesian football bettors, offering better value than the standard 1X2 market on lopsided fixtures.
Predict whether the total goals scored in a match will be above or below the bookmaker's line. osis77 offers quarter-ball and half-ball OU lines, giving experienced bettors additional options to find value across all divisions.
Mix parlay — the Indonesian term for a multi-leg accumulator — lets you combine 3 or more selections from different matches into a single high-odds bet. All legs must win for a payout, but the potential returns are substantially larger than single-match wagers.
The classic three-way market: back the home side, the away side, or a draw at full time. Best used in leagues where draws are common, such as Serie A or the Bundesliga, where value on the draw can outperform Asian lines.
Predict the exact total number of goals in a match or the precise scoreline. Higher-risk markets with bigger returns — ideal for confident analysts who study team form, injury news, and head-to-head data before placing a wager.
A straightforward Yes/No market on whether both teams register at least one goal by full time. BTTS has grown rapidly across Indonesian betting communities due to its simplicity and the consistent goal-scoring patterns in BRI Liga 1 fixtures.
Football betting involves financial risk. Judi bola online (online football betting) is for adults 21+ only. Please set deposit limits and bet within your means. Visit Responsible Gaming for support tools.
Bank transfer remains the preferred deposit method for 70%+ of Indonesian online bettors. osis77 supports all four dominant local banks with near-instant processing.
Prefer digital wallets? osis77 also accepts the three most widely used Indonesian e-wallets for fast, fee-free deposits:
Off-hours transfers (outside 06:00–22:00 WIB) may take up to 24 hours to confirm due to inter-bank batch processing windows.
osis77 was engineered from day one for the Indonesian market. Every feature — from the payment gateway to customer service scheduling — reflects the real habits and preferences of players across Jakarta, Surabaya, Medan, Bandung, Bali, and beyond.
Native-speaking agents available in Bahasa Indonesia for all account and payment queries.
No USD conversion. Your entire account operates in Rupiah from deposit to withdrawal.
Support peaks aligned to Western Indonesia Time — peak staffing 08:00–24:00 WIB.
OVO, DANA, GoPay, ShopeePay, and LinkAja all accepted for instant fund transfers.
Sabung ayam (traditional cockfighting) is a centuries-old wagering tradition in Indonesia, deeply rooted in the culture of Bali, Sumatra, and Sulawesi. In its online form, live matches are streamed 24 hours a day directly from licensed arenas in the Philippines, Thailand, and Cambodia, allowing Indonesian viewers to watch and follow the action in real time without leaving home.
The two primary corners of each bout. Meron (red corner, typically the favored bird) faces Wala (blue corner, the underdog). Odds reflect each bird's form, weight class, and prior fight record. The most common and straightforward wager in live sabung ayam.
BDD — colloquially known as a "quick-finish" bet — pays out when a match concludes inside a designated time threshold. Popular for its fast resolution and the heightened excitement of very early dominance in the bout.
Specialized outcome markets that predict the specific manner or decisive moment of a result — similar to method-of-victory betting in combat sports. These markets carry higher odds and are favored by experienced sabung ayam followers who study each bird's fighting style.
International streaming partners include operations running out of the Philippines (S128 arena network) and Thailand (SV388 platform). Streams are provided as informational references to international event sources; osis77 presents them as independent third-party content.
Six progressive tiers reward your loyalty with exclusive perks, faster withdrawals, and a dedicated personal account manager at the top level.
Monthly turnover: Rp 5.000.000+
Monthly turnover: Rp 20.000.000+
Monthly turnover: Rp 75.000.000+
Monthly turnover: Rp 200.000.000+
Monthly turnover: Rp 500.000.000+
Invitation only — top 0.1% of players
VIP tier status is evaluated monthly based on verified turnover. All cashback rates and perks are subject to osis77's full Terms & Conditions. Figures shown are indicative. 21+ only.
"At osis77, we believe every Indonesian player deserves a world-class betting experience — transparent odds, instant payments, and a platform built on trust."— The osis77 Team
New to osis77? Follow these six simple steps to go from registration to your first winning withdrawal.
Visit osis77 and complete the quick registration form. You will need a valid email address and a mobile number registered in Indonesia. The process takes under two minutes.
Upload a photo of your KTP (national ID card) or passport to complete identity verification. KYC ensures your account is fully protected and enables higher withdrawal limits.
Choose BCA, BRI, BNI, Mandiri, OVO, DANA, or GoPay and transfer your preferred amount — minimum Rp 50.000. Funds appear in your osis77 wallet within minutes during banking hours.
Your 100% first-deposit match bonus is credited automatically after your initial deposit is confirmed. No promo code required — the bonus applies to Sportsbook, Slots, and Live Casino.
Head to the Sportsbook to bet on today's BRI Liga 1 fixture, launch a slot gacor title from Pragmatic Play, or join a live baccarat table powered by Evolution Gaming — the choice is yours.
Submit a withdrawal request to your registered BCA, BRI, BNI, or Mandiri account. Verified members receive same-day processing. Minimum withdrawal is Rp 50.000 with no hidden fees.
All data transmitted between your browser and osis77 is protected by bank-grade 256-bit SSL encryption. Your personal details and financial transactions are never exposed to third parties.
osis77's RNG slot and table games are independently audited for fairness. Live casino tables are streamed from licensed studios with transparent dealing procedures you can verify in real time.
Reach a real Indonesian-speaking agent any time of day or night via live chat. Average first-response time is under 90 seconds. Email and WhatsApp support are also available for non-urgent queries.
Two-factor authentication and mandatory KYC verification prevent unauthorized access and protect your balance. osis77 never shares your data with unauthorized third parties.
osis77 operates under an internationally recognized gaming license. All games comply with the standards of the issuing regulatory authority, ensuring fair play for every member.
Self-deposit limits, session time reminders, cooling-off periods, and full self-exclusion are all available through your osis77 account settings. We are committed to safe and responsible play for all members.
osis77 was founded with a singular mission: to create an online betting platform that genuinely understands the needs of Indonesian players. From the very beginning, our team — drawn from backgrounds in fintech, sports media, and gaming — set out to build something different from the generic international operators that treat Indonesia as an afterthought.
Today, osis77 serves millions of members across Jakarta, Surabaya, Medan, Bandung, Bali, Semarang, and every other major city in the archipelago. We have invested heavily in local payment infrastructure, native-language support, and a sports content library that puts BRI Liga 1 and Timnas Indonesia front and center alongside global leagues.
Our commitment to Indonesian players goes beyond product features. We actively promote responsible gaming, transparent bonus terms, and fair dispute resolution because we believe long-term trust is the only sustainable foundation for a premium betting brand. osis77 is not just a platform — it is a community built for serious Indonesian bettors who demand more.
Serving Indonesian players for over five years with continuous platform improvements.
A growing community of verified Indonesian bettors who trust osis77 for fair play.
From Pragmatic Play slots to Evolution Gaming live tables — all in one place.
IDR currency, local banks, WIB support hours — designed for Indonesian players first.
"I've tried a dozen platforms and osis77 is genuinely the most reliable. BCA deposits hit instantly and the football odds on BRI Liga 1 are consistently better than competitors. The live chat team responded in under a minute when I had a question about my withdrawal — impressive."
"The slot selection at osis77 is outstanding. Gates of Olympus and Sweet Bonanza are always available, and I love that everything is in Rupiah — no confusing currency conversions. I reached Gold VIP last month and the cashback makes a real difference on my weekly sessions."
"Live baccarat tables are smooth — no lag even on my mobile connection in Medan. The dealers are professional and the streaming quality is much better than other sites I've used. Withdrawal to BRI took about 45 minutes which is reasonable. Would recommend osis77 to any serious player."
"Mix parlay at osis77 is my weekly ritual. The parlay builder is intuitive and I can combine EPL, La Liga, and Liga 1 matches in one ticket easily. Hit a 7-fold accumulator last month — the payout landed in my OVO wallet within the hour. Fantastic experience overall."
"As a Bali-based player I was worried about WITA timezone support but osis77's 24/7 service genuinely means 24/7. Had an issue at 2 AM and got it resolved in minutes. The platform feels premium without being complicated — exactly what I wanted from an online casino."
"I deposit through DANA and it's always instant. The welcome bonus terms were clear from the start — no surprises, which is rare. osis77 is the only platform where I feel the operators actually want me to understand what I'm agreeing to. That kind of transparency builds real trust."
osis77 offers multiple ways to reach our support team — choose the channel that suits you best.
Available around the clock, every day of the year. Peak staffing during 08:00–24:00 WIB. Average first response: under 90 seconds. Indonesian and English supported.
For account, document, and billing queries requiring detailed follow-up. Send to: [email protected]. Typical response within 4–6 hours on business days (WIB).
Chat with us on WhatsApp for quick deposit, withdrawal, and promotional queries. Number displayed at login: +62 811-0000-7700 (plain text — not a clickable link). Available 08:00–22:00 WIB.
Logged-in members can submit support tickets directly from the osis77 member dashboard. Tickets are tracked and responded to within 2 hours during operating hours (08:00–24:00 WIB).
Register now, claim your 100% welcome bonus, and start betting on today's matches with the platform built for Indonesia.
Login & Play at osis77