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Endorphina · Slot Review

Riches of Caliph — Full Review & Free Demo

3.7/5
Play for Real →
RTP
96.07%
Volatility
Low
Max Win
2,000x
Provider
Reels
5
Paylines
40
Bet Range ($,€,£)
0.40 - 48
Rating
3.7/5
Released
Mar 2023

Riches of Caliph Slot Overview

Riches of Caliph is an oriental-themed slot from Endorphina, running on a 5x4 grid with 40 fixed paylines. I've been looking at this one before streaming it, and the setup is straightforward: you're guarding the Sultan's daughter from a sneaky snake that doubles as the Wild symbol. RTP sits at 96.07%, volatility is medium-low, and the max win is capped at 2,000x your bet.

Visually, the game has a blue-toned city backdrop with mosques and gold-framed reels. Sharp graphics, detailed symbols. Bets range from 0.40 up to 140, so there is room for most budgets. It plays on mobile too, which is handy for stream viewers who want to follow along on their phones.

Symbols and Paytable

Lower-paying symbols here are classic fruit icons: cherries, plum, orange, and lemon, each worth 2.5x for a five-of-a-kind line. Medium payers include grapes, watermelon, a dagger, and rubin jewelry, paying between 4x and 6x for five. The Sultan and his daughter sit at the top of the regular paytable at 10x for five on a line.

Now, the Wild is the star. Depicted as a pile of snakes, it pays a massive 50x the bet for five of a kind, which is five times more than the next best symbol. It substitutes everything except the Scatter. The Scatter is a golden tower, and it counts in any position on the reels. You need three or more to trigger Free Spins.

Symbol Payouts

icon 1
Wild
Substitutes for all symbols except Scatter; appears stacked in both base game and Free Spins.
5x50
4x5
3x1
icon 2
5x10
4x2
3x0.5
icon 3
Daughter
Pays the same as the Sultan symbol; second-highest payer after Wild.
5x10
4x2
3x0.5
icon 4
5x6
4x1.5
3x0.5
icon 5
Dagger
Medium-paying symbol.
5x6
4x1.5
3x0.5
icon 6
5x4
4x1
3x0.2
icon 7
Grapes
Medium-paying fruit symbol.
5x4
4x1
3x0.2
icon 8
5x2.5
4x0.5
3x0.1
icon 9
5x2.5
4x0.5
3x0.1
icon 10
5x2.5
4x0.5
3x0.1
icon 11
Lemon
Low-paying fruit symbol.
5x2.5
4x0.5
3x0.1
icon 12
Scatter

Bonus Features

Landing 3, 4, or 5 Scatters awards 10, 20, or 30 Free Spins. You can retrigger during the round by landing three or more Scatters again. Stacked Wilds appear in both base game and free spins, so a full reel of Wilds is possible. If I'm honest with chat, the free spins don't add any unique mechanic on top of the base game, which is a bit disappointing.

There is also a Bonus Buy option, which I know some of you love on stream. You can buy 10 spins for 55x, 20 for 109x, or 30 for 164x your bet. That three-tier pricing gives flexibility, though the 164x option is steep for a slot with a 2,000x cap.

After any win you can enter the Risk Game, a card gamble where you try to beat the dealer's card. Win and your payout doubles; lose and it is gone. You can repeat up to 10 times, but the feature RTP is only 84%, so I'd use it sparingly on stream.

Bonus Buy Options

Bonus Buy Free Spins
Free Spins
Landing 3, 4, or 5 Scatter symbols anywhere awards 10, 20, or 30 free spins respectively. Extra spins can be retriggered by landing 3 or more Scatters during the feature. Stacked Wilds may appear during Free Spins.
Bonus Buy Bonus Buy
Bonus Buy
Purchase Free Spins directly: 10 spins for 55x bet, 20 spins for 109x bet, or 30 spins for 164x bet.
Feature Cost: 55x / 109x / 164x
Bonus Buy Risk Game
Risk Game
After any win, gamble to double winnings up to 10 times in a card game against the dealer. A Joker card beats all dealer cards. Average RTP of the feature is 84%.
RTP: 84%
Bonus Buy Bonus Pop
Bonus Pop
Bonus Pop feature available in-game; availability may vary depending on jurisdiction.

RTP, Volatility, and Max Win

96.07% RTP is about average for the current market. Medium-low volatility means base game sessions tend to tick over with frequent smaller hits rather than long dead stretches. For streaming, that keeps things moving, but don't expect those jaw-drop moments too often. 2,000x is the ceiling, which feels modest compared to many slots I stream, and that might put off viewers who chase big multipliers.

Ryan Cole’s Verdict

Final Verdict

Riches of Caliph from Endorphina is a clean, well-built oriental slot that I'd stream for a relaxed session. Graphics are crisp, Stacked Wilds keep the base game interesting, and the three-tier Bonus Buy gives you options. Medium-low volatility keeps the balance ticking, which works well for stream pacing.

Where it falls short: the 2,000x cap feels tight, and the free spins don't bring anything new beyond what the base game already offers. Not every slot needs to reinvent the wheel, but viewers looking for wild swings might get bored. Worth a session if you like steady, theme-driven play, but I wouldn't bank on massive highlights for the clip reel.
3.7
★★★★☆
out of 5
✓ Pros
Stacked Wilds can fill entire reels
Three Bonus Buy tiers available
Up to 30 free spins with retriggers
Solid 96.07% RTP for steady sessions
Wild pays 50x on its own
✗ Cons
2,000x max win feels capped
Free spins lack unique mechanics beyond base game
Gamble feature RTP is only 84%
Ryan Cole
Ryan Cole
Lead Casino Slots Analyst
5+ years analysing online slots for the UK market. Every game is played for a minimum of 500 demo spins before publication. No affiliate bias — ever.
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Riches of Caliph FAQ
How do the Stacked Wilds work in Riches of Caliph?
The Wild symbol appears stacked, meaning it can cover multiple positions on a single reel. Depending on where the reel stops, you might see all four rows filled with Wilds. This happens in both the base game and Free Spins.
What triggers the Free Spins and how many can you get?
Landing 3, 4, or 5 Scatter symbols anywhere on the reels awards 10, 20, or 30 Free Spins. You can retrigger additional spins during the feature by landing 3 or more Scatters again.
How much does the Bonus Buy cost and what do you get?
There are three tiers: 55x your bet for 10 Free Spins, 109x for 20 Free Spins, or 164x for 30 Free Spins. The Bonus Pop feature may also be available depending on jurisdiction.
Is the Risk Game worth using with its 84% RTP?
The Risk Game lets you double a win up to 10 times by beating the dealer's card. However, the average RTP of the feature is only 84%, so the house edge is significant. It is a fun gamble but risky over repeated use.
Can you reach the 2,000x max win without the Bonus Buy?
Yes. The max win of 2,000x the bet applies regardless of whether you triggered Free Spins naturally or through the Bonus Buy. Stacked Wilds paying 50x per line across multiple paylines is the primary path to the top payout.