15 Coinsslots

VoltEntplayed on 2 casinos we readofficial RTP 94.18%–96.10%

Compare

Observed RTP vs officialpaid ÷ wagered over the sampled bets, with a 95% band

24h

—

80.89%±91.3

37 bets—

30d

72.83%±33.2

46 bets—

90d

72.83%±33.2

46 bets—

All

72.83%±33.2

46 bets—

Per casino, 30d

Rainbet

40 bets · below min

CoinCasino

6 bets · below min

-0.5%1419.5%2839.5%

The marker is the RTP each casino publishes for this game. An amber bar means that figure is outside the 95% band of what we observed there; grey bars are below the minimum sample.

This gameall sampled bets

Bets: 123
Wagered: $19.2K
Paid: $22K
Max multiplier: 125.5x
Max payout: $2,620

too earlyNot enough bets over 30d to compare with the official RTP yet. Every spin is independent.

Official RTPas published by each casino

BetFurybetfury:game.rtp96.10%

Chipschips:game.rtp96.07%

Gambagamba:games.house_edge96.00%

Rainbetrainbet:games.payout94.18%

Razedrazed:game.rtp96.07%

Spartansspartans:games.rtp96.07%

Stakestake:kurator.edge96.00%

Thrillthrill:games-state.rtp96.07%

Winnawinna:game.rtp96.00%

Multiplier distribution30d, sampled bets

46 sampled spins, 22% of them paid something.

3 spins: paid 10x+, too few to put a 1-in-N figure on
0 spins: paid 100x+ in this sample
0 spins: paid 1000x+ in this sample

0-1

1-2

2-5

5-10

10-50

50-100

100-1000

1000+

Observed swings: Compared once a slot has 20,000 sampled spins staked $0.10 or more in this window; this one has 46.

From 46 sampled spins; a small sample swings a lot, and every spin is independent. Bar height is square-root scaled so the rare high buckets stay visible. Hover a bar for the count.

Where it is played30d, share of sampled wagering

Rainbet$92540 bets · 100%

CoinCasino$0.606 bets · 0%

When players play30d · sampled bets by UTC hour and weekday, since 2 Nov 2026

MonTueWedThuFriSatSun

by hour

Busiest hour: Wed 07:00–08:00 UTC with 20 bets; busiest time of day: 15:00–16:00 UTC; busiest day: Wed. Observed on the public feeds we read, a sample: when people were seen playing, not when anyone should. Hours are UTC.

Biggest hitslargest payouts we saw on this game

15 CoinsVoltEnt$1,6871,500 EUR$2,620edge 4.0% · exp. −$67.481.55x6d

15 CoinsVoltEntAxst...$672600 EUR$1,321edge 4.0% · exp. −$26.861.97x7d

15 CoinsVoltEntAxst...$336300 EUR$1,106edge 4.0% · exp. −$13.433.29x7d

15 CoinsVoltEntAxst...$0.220.2 EUR$27.99edge 4.0% · exp. −<$0.01125.5x2d

Live RTP by casino30d, refreshes on reload

#	Casino	Observed RTP	Official	Dev.	Bets	Wagered
1	Rainbet	72.05%±33.3	94.18%	—	40 bets · below min	$925
2	CoinCasino	1267.51%±1571.5	—	—	6 bets · below min	$0.60

About 15 Coinsfrom the figures on this page

15 Coins is a VoltEnt slot. Over the last 30 days we observed 123 bets on it at 2 casinos, too few to measure its RTP over 30 days; the official RTP is 94.18%–96.10%. Its highest multiplier in the last 30 days was 125.5x. The biggest win we saw on it paid $2,620 (1.55x) at Rainbet on 4 Nov 2026. Over the last 30 days it was played most, by wager, at Rainbet and CoinCasino.