The lab
What the lab is doing right now
Each slot needs 20,000 spins and 384 free-spin triggers before we publish its measured numbers. Here's where everything stands.
28 Published84 Measuring now
Published
Enough data — the measured figures are on the slot's page.
- Big Bass Bonanza
- 174,3601,556 free spins in 174,360 spins
- Gates of Olympus 1000
- 120,000260 free spins in 120,000 spins
- Gates of Olympus
- 119,640254 free spins in 119,640 spins
- The Dog House Megaways
- 118,640317 free spins in 118,640 spins
- Wild West Gold
- 112,260615 free spins in 112,260 spins
- Sweet Bonanza
- 94,440197 free spins in 94,440 spins
- Gates of Olympus Super Scatter
- 90,560205 free spins in 90,560 spins
- Starlight Princess Super Scatter
- 83,920214 free spins in 83,920 spins
- Starlight Princess 1000
- 83,380197 free spins in 83,380 spins
- Starlight Princess
- 82,780191 free spins in 82,780 spins
- Sugar Rush
- 82,240248 free spins in 82,240 spins
- Fortune of Olympus
- 81,360204 free spins in 81,360 spins
- Sugar Rush 1000
- 75,980232 free spins in 75,980 spins
- Golden Fa
- 73,0400 free spins in 73,040 spins
- Prosperity Dragon
- 71,5800 free spins in 71,580 spins
- Sweet Bonanza 1000
- 65,900143 free spins in 65,900 spins
- Joker King
- 53,7000 free spins in 53,700 spins
- Prosperity Horse
- 49,620211 free spins in 49,620 spins
- Prosperity Snake
- 49,580204 free spins in 49,580 spins
- Treasure of Atlantis
- 46,820248 free spins in 46,820 spins
- Cleopatra's Fortune
- 46,7600 free spins in 46,760 spins
- Mahjong Dragon
- 45,540254 free spins in 45,540 spins
- Win Win Neko
- 45,360280 free spins in 45,360 spins
- Aztec Gold Treasure
- 41,840281 free spins in 41,840 spins
- Roma
- 41,380572 free spins in 41,380 spins
- Zeus Mighty Wealth
- 41,260320 free spins in 41,260 spins
- Big CaiShen
- 40,420185 free spins in 40,420 spins
- Bounty Hunt
- 36,400223 free spins in 36,400 spins
Measuring now
Running 24/7. The bar is progress toward the free-spin threshold, which is always the slower of the two.
Koi Gate256 / 3847,834 spins tested · At the current rate that's roughly 0.1 more days.
Magical Lamp144 / 3845,828 spins tested · At the current rate that's roughly 0.3 more days.
Fortune Dragon130 / 38412,080 spins tested · At the current rate that's roughly 0.7 more days.
Ganesha Gold106 / 38411,040 spins tested · At the current rate that's roughly 0.8 more days.
3 Combo Olympus104 / 3849,680 spins tested · At the current rate that's roughly 0.7 more days.
Aztec Fortune Megaways101 / 3849,700 spins tested · At the current rate that's roughly 0.8 more days.
Fortune Rabbit100 / 38412,620 spins tested · At the current rate that's roughly 1.0 more days.
Lantern Luck98 / 3848,790 spins tested · At the current rate that's roughly 0.7 more days.
Juicy Market97 / 38412,409 spins tested · At the current rate that's roughly 1.0 more days.
Brothers Kingdom 291 / 38412,441 spins tested · At the current rate that's roughly 1.1 more days.
Midas Fortune90 / 3847,320 spins tested · At the current rate that's roughly 0.7 more days.
Lucky Cat85 / 3849,740 spins tested · At the current rate that's roughly 1.0 more days.
Lucky Koi Exclusive81 / 3845,827 spins tested · At the current rate that's roughly 0.6 more days.
Night Market81 / 3845,820 spins tested · At the current rate that's roughly 0.6 more days.
Cowboys78 / 3843,020 spins tested · At the current rate that's roughly 0.3 more days.
Gold Rush76 / 3848,444 spins tested · At the current rate that's roughly 1.0 more days.
Gold Rush71 / 3842,400 spins tested · At the current rate that's roughly 0.3 more days.
Hey Sushi65 / 3847,498 spins tested · At the current rate that's roughly 1.0 more days.
Mystic Fortune Deluxe64 / 3848,279 spins tested · At the current rate that's roughly 1.1 more days.
Hot Hot Halloween64 / 3848,594 spins tested · At the current rate that's roughly 1.2 more days.
Fa Cai Shen Deluxe61 / 3848,216 spins tested · At the current rate that's roughly 1.2 more days.
Fortune Tree Wild57 / 3849,720 spins tested · At the current rate that's roughly 1.5 more days.
Princess Wang57 / 3847,190 spins tested · At the current rate that's roughly 1.1 more days.
Sweet Bombs52 / 3849,740 spins tested · At the current rate that's roughly 1.7 more days.
CaiShenBaoXi51 / 3849,760 spins tested · At the current rate that's roughly 1.8 more days.
Fa Cai Shen50 / 3848,654 spins tested · At the current rate that's roughly 1.6 more days.
Golden Piggy Megaways49 / 3849,740 spins tested · At the current rate that's roughly 1.8 more days.
Mahjong Ways 249 / 3848,320 spins tested · At the current rate that's roughly 1.6 more days.
Wild Bounty Showdown48 / 3847,900 spins tested · At the current rate that's roughly 1.5 more days.
Mahjong Ways47 / 3848,080 spins tested · At the current rate that's roughly 1.6 more days.
Buffalo Splash45 / 3849,700 spins tested · At the current rate that's roughly 2.0 more days.
Hot Hot Fruit44 / 3848,457 spins tested · At the current rate that's roughly 1.8 more days.
Legacy of Ramakien44 / 3847,200 spins tested · At the current rate that's roughly 1.5 more days.
Farmland Frenzy Maxways43 / 3847,201 spins tested · At the current rate that's roughly 1.6 more days.
Leprechaun Riches43 / 3846,980 spins tested · At the current rate that's roughly 1.5 more days.
5 Fortune Dragons40 / 3845,829 spins tested · At the current rate that's roughly 1.4 more days.
Secrets of Anubis40 / 3845,828 spins tested · At the current rate that's roughly 1.4 more days.
Wild Trucks39 / 3848,290 spins tested · At the current rate that's roughly 2.0 more days.
Clash of the Giants36 / 3845,829 spins tested · At the current rate that's roughly 1.6 more days.
Fury of Odin33 / 3849,720 spins tested · At the current rate that's roughly 2.9 more days.
Alchemy Quest Level Up33 / 3847,200 spins tested · At the current rate that's roughly 2.1 more days.
Wild Bandito33 / 3847,840 spins tested · At the current rate that's roughly 2.3 more days.
Mr Chu Tycoon31 / 3847,191 spins tested · At the current rate that's roughly 2.3 more days.
Chinese New Year30 / 3843,720 spins tested · At the current rate that's roughly 1.2 more days.
Win Win Neko29 / 3842,300 spins tested · At the current rate that's roughly 0.8 more days.
Crazy Buffalo29 / 3842,220 spins tested · At the current rate that's roughly 0.8 more days.
Treasure Dragon22 / 3849,720 spins tested · At the current rate that's roughly 4.4 more days.
Moji Mania21 / 3845,829 spins tested · At the current rate that's roughly 2.8 more days.
Zeus21 / 3842,720 spins tested · At the current rate that's roughly 1.3 more days.
Zeus20 / 3845,826 spins tested · At the current rate that's roughly 2.9 more days.
Fortune Goddess14 / 3842,860 spins tested · At the current rate that's roughly 2.1 more days.
Hot Pot Party5 / 3842,500 spins tested · At the current rate that's roughly 5.3 more days.
Fortune Dogs1 / 384182 spins tested · At the current rate that's roughly 1.9 more days.
Lucky Durian0 / 384112 spins tested
Wealth Inn0 / 3848,275 spins tested
Lucky Lucky0 / 3848,224 spins tested
Clover Coin Combo0 / 3849,620 spins tested
Gems of Zeus0 / 3849,660 spins tested
3 Combo Mahjong0 / 3849,660 spins tested
Fortune Tiger Deluxe0 / 3849,720 spins tested
Fortune Tiger0 / 38413,760 spins tested
Fortune Ox0 / 38413,280 spins tested
Fortune Mouse0 / 38412,280 spins tested
Dragon Hatch0 / 3847,120 spins tested
Dragon Hatch 20 / 3846,420 spins tested
Super Ace0 / 3841,410 spins tested
Super Ace Deluxe0 / 3841,620 spins tested
Fortune Gems0 / 3841,530 spins tested
Fortune Gems 20 / 3841,574 spins tested
Fortune Gems 30 / 3841,560 spins tested
Golden Empire0 / 3841,530 spins tested
Boxing King0 / 3841,590 spins tested
Ali Baba0 / 3841,620 spins tested
Mega Ace0 / 3841,530 spins tested
Golden Bank0 / 3841,560 spins tested
Money Pot0 / 3841,500 spins tested
Lucky Coming0 / 3841,470 spins tested
Book of Gold0 / 3841,440 spins tested
Money Coming0 / 3841,470 spins tested
Night Market 20 / 384780 spins tested
The Golden Panther0 / 3844,140 spins tested
Luxury Golden Panther0 / 3843,440 spins tested
Chinese New Year 20 / 384980 spins tested
Lucky Fortunes0 / 384860 spins tested
Next in line
Queued in order of how often people search for them. 650 slots in the catalogue, 28 measured so far.
- 1Mahjong Wins Super Scatter
- 2Gates of Hades
- 3Sugar Rush Super Scatter
- 4Aztec Bonanza
- 5Santa
- 6Sweet Rush Bonanza
- 7Great Rhino
- 85 Lions Megaways
- 9Gems Bonanza
- 10Sweet Bonanza Super Scatter
- 11Fat Panda
- 12Vampy Party
- 13Wild West Duels
- 145 Lions
- 15Great Rhino Megaways
- 16Aztec Gems
Which slot should we measure next?
The queue is ordered by search volume, which is a blunt instrument. If there's a slot you actually want measured, tell us and we'll move it up.
Figures as of 2026-10-06 10:48 UTC