Wilds and line awards
Read what the Wild seven can substitute for, and how the provider’s listed 50× and 30× combinations relate to the base bet.
See symbols and paytable →NIGERIA · ENGLISH SLOT GUIDE · UPDATED 28 OCTOBER 2026
An independent guide to Endorphina’s classic fruit slot: the 3×3 reels, five fixed lines, Royal Treasury, Lucky Time, four jackpot tiers and the details to verify in your operator’s version.

AT A GLANCE
Crown Coins is a fruit-themed slot made by Endorphina. The provider describes a compact three-reel, three-row layout with five fixed paylines. Its symbol set includes red sevens, bars, bells, fruit and special coin symbols. The familiar look gives the base game an old-school feel, while the Royal Treasury feature adds a separate prize board with coin values, four jackpot tiers and an accumulating Royal Coin.
Endorphina currently lists an RTP of 96.06%, medium-high volatility and a bet range of €0.05 to €80 on its official game page. These are provider-published specifications, not guarantees for every casino. In particular, the euro range should not be read as a Nigerian naira range. The operator version may use a different currency, stake range or configuration. Always open the live game’s help panel and verify the values shown there.
The slot’s three Wild sevens substitute for regular symbols in the main game, according to the provider. Three Wilds are listed at 50× the base bet; three BARs at 30×. The fixed five lines remain part of the game. Special coin symbols have their own role: three or more coins trigger Royal Treasury, while coins on only one or two reels may still give a chance to enter through Lucky Time. That route is conditional, not guaranteed.
This site reviews the Endorphina slot, not a social-casino platform with a similar name. It does not host a demo or accept wagers. The four operator buttons below are publisher-supplied tracked links; we have not verified current game availability, registrations, payments, withdrawals or customer support at those brands.
Read the full Crown Coins review →
PUBLISHED SPECIFICATIONS
The official specification is a useful baseline. The live game and account terms answer the operator-specific questions.
| Item | Endorphina page | What to confirm in your version |
|---|---|---|
| Grid | 3 reels × 3 rows | Game title and build in the live help panel |
| Paylines | 5 fixed | How the operator displays total bet and line values |
| RTP | 96.06% | Current configuration’s displayed return percentage |
| Volatility | Medium-high | Whether the operator shows the same classification |
| Bet range | €0.05–€80 | Account currency, local stake limits and payout caps |
| Royal Treasury | Regular prizes up to 15×; jackpot tiers up to 1,000× total bets | Trigger rules, multiplier basis and operator payout limits |
| Risk Game | Provider says winnings may be doubled up to ten times | Eligible amount, each decision rule and loss condition |
*RTP, volatility and EUR bet limits are the supplier’s published values. They are not a promise about a specific Nigerian account or session.
Read what the Wild seven can substitute for, and how the provider’s listed 50× and 30× combinations relate to the base bet.
See symbols and paytable →Learn about coin triggers, the 3×3 prize board, jackpot tiers and the Royal Coin accumulator.
Explore the bonus →Understand why the 96.06% RTP and medium-high volatility are model descriptions, not a promise for a session.
Read the RTP guide →HOW THE FEATURE WORKS

Endorphina describes Royal Treasury as a 3×3 bonus board that appears after the qualifying coin trigger. Gold Coins can appear on the first and third reels, while Royal Coins appear on the middle reel. The special symbols may carry regular prizes or one of four jackpot categories named MIN, MID, MAX and ULTRA. The provider says ordinary prize values can reach 15× total bets and the largest jackpot can reach up to 1,000× total bets.
The Royal Coin is described as an accumulator: it stays in place and collects prize values from Gold Coins during successive bonus turns. The feature continues until the available attempts run out. This is an automated game feature, not a skill challenge. A player does not select where the next coin lands, control its value or force the feature to continue by changing the stake.
Endorphina also describes Lucky Time as a possible route to the bonus when coins appear on one or two reels. “Possible” is important. The product description does not promise that every partial coin result enters the feature. Check the version’s help panel for the exact display and trigger wording. A near miss is not evidence that the next spin is more likely to pay.
The four jackpot tiers and their multipliers should be read with the total-bet definition in the active rules. A figure stated as a multiple of total bets is not a fixed naira amount. It is also not automatically the complete maximum win for every configuration; some third-party pages quote different maximums. This guide does not promote an overall max-win number that the public Endorphina page does not define for every operator version.
Once the bonus concludes, check the final result and account balance before spinning again. If an amount appears unsettled, save the round identifier and use the operator’s official support route. The operator handles the account and transaction; the game provider describes the intended feature.
Read the jackpot tier guide →RTP WITHOUT HYPE
Return to Player (RTP) is a theoretical statistic associated with a defined game model. Endorphina currently lists Crown Coins at 96.06%. The arithmetic complement is 3.94%, often called the theoretical house edge for that configuration. This does not mean a player loses exactly 3.94% of every stake, nor does it promise that a short session returns 96.06% of the money wagered. A player can lose the full amount set aside for play.
Volatility is a separate descriptor. Endorphina labels Crown Coins medium-high volatility, which is a broad description of how wins may be distributed. It does not reveal when a Wild, coin or Royal Treasury trigger will appear, and it does not predict the next spin. RTP and volatility should not be used as a personal forecast or stake-sizing method.
Third-party pages sometimes report different maximum-win figures or rounded settings. That can reflect different versions, operator limits or calculation methods. The official provider page is clear about the game’s current listed RTP and the up-to-1,000× jackpot statement, but does not establish a single universal overall maximum payout for every integration. Read the actual game’s info panel and account terms.
A demo, if an operator offers one, can help you learn where the buttons and rules are. A short sequence of demo results cannot establish an RTP, a bonus frequency or what a real-money version will do. Past spins do not make an event “due.” Avoid paid predictors, signal groups or software that asks for account passwords, one-time codes or remote access.
Use the information to understand mechanics, not to justify a deposit. If a number is missing or unclear, pause and ask the operator. Do not treat a high advertised jackpot as a likely result or a way to solve money problems.
NIGERIA AND OPERATOR DUE DILIGENCE
Endorphina’s Crown Coins page includes Nigeria in its jurisdiction list. That is a provider-published market statement. It does not establish that 1XBet, Bet9ja, SportyBet or BetKing currently offers the slot to a Nigerian visitor, or that any particular account is eligible. Check the operator’s live catalogue and terms before registering.
Identify the legal company named in the account terms, then check its licence or permit with the regulator relevant to your actual location. The Federal Capital Territory Lottery Regulatory Office publishes FCT-specific licensing information and approved operator details; Lagos State has its own gaming authority. These official sources have territorial scope and are not a nationwide legal opinion. If the legal company or product authorization is unclear, pause and seek qualified local advice.
Review the cashier as carefully as the game: account currency, deposit and withdrawal methods, transaction fees, minimums, processing windows, identity verification, bonus wagering conditions, maximum payout and complaint route. A provider does not manage the operator’s payments or support. A promotional banner does not replace full terms.
The links below are tracked affiliate URLs supplied by the site owner. A qualifying action may generate commission for this publication. We have not created accounts, checked current lobbies, deposited funds, tested withdrawals, contacted support or verified local authorization for these brands. These links are not product tests or endorsements.
For a regulator starting point, consult the FCT-LRO approved operator resources ↗, the FCT-LRO FAQ ↗ and the Lagos State gaming authority ↗. Confirm which authority applies to your location.
Publisher-supplied tracked destination. Check current Crown Coins availability, legal entity, terms and local authorization directly.
Visit 1XBetPublisher-supplied tracked destination. Check current Crown Coins availability, legal entity, terms and local authorization directly.
Visit Bet9jaPublisher-supplied tracked destination. Check current Crown Coins availability, legal entity, terms and local authorization directly.
Visit SportyBetPublisher-supplied tracked destination. Check current Crown Coins availability, legal entity, terms and local authorization directly.
Visit BetKingPLAY WITH LIMITS
Decide on an amount that you can afford to lose completely and a maximum play time before entering a funded game. Keep that money separate from rent, food, transport, utilities, school costs, debt payments and savings. Stop when either boundary is reached. Do not borrow or deposit more because the Royal Treasury feature has not appeared.
The Classic Risk Game can make a prize feel unfinished. Decide in advance whether you will keep a win rather than risk it again. A provider’s “double” wording does not make repeated risk choices safe, and a bonus feature does not reverse the possibility of losing a session budget. Decline an unclear option.
Warning signs include spending essential funds, hiding play, missing work or sleep, borrowing, feeling unable to stop or playing mainly to recover losses. If any of these occur, close the session and talk with someone you trust or a qualified local service. Use account limits, cooling-off or self-exclusion tools where available.
This site is informational, not a casino, financial service, legal adviser or treatment provider. It is for adults who meet applicable local requirements. Gambling can cause financial and personal harm. If a loss is unaffordable or play feels difficult to control, do not proceed.
Read the responsible-play guide →THE GUIDE LIBRARY
Long-form game guides, practical checklists and source notes.
QUICK ANSWERS
Endorphina lists Crown Coins in its game portfolio and published a release announcement dated 4 July 2024.
Endorphina currently lists 96.06%. Check the information panel in the exact operator game because an integration may use a different configuration.
The provider describes a 3-reel, 3-row grid with five fixed paylines.
It is a feature with a 3×3 prize board, special coin symbols, four jackpot tiers and a Royal Coin accumulator, according to the provider description.
No such assumption is made here. The provider lists Nigeria among its jurisdictions, but each operator catalogue, account eligibility and local authorization needs its own check.
CrownCoinNGA.com is an independent affiliate-funded guide. We are not Endorphina or a listed operator. Outbound links may earn commission. This site does not host Crown Coins or accept wagers. Content is informational, not legal or financial advice. Confirm current information with primary sources.