Money Train Slots: All Games, Reviews & Free Demos
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All Money Train Slots So Far
Few online slots have seen the same popularity and universal acclaim as Relax Gaming’s Money Train series.
They started out from humble Wild Western roots in 2019, and while the original game laid down the foundations, it was arguable Money Train 2 that really put the franchise on the map, transforming the Money Cart bonus one of the most recognisable features in modern online slots.
Here’s a whistlestop tour of all the main Money Train slots so you can see how they compare across RTPs, maximum wins, and volatility.
Money Train
Money Train 2
Money Train 3
Money Train 4
The Money Cart Bonus also received another overhaul, with new characters such as the Arms Dealer, alongside Upgrader, Unlocker and Reset mechanics. Money Train 4 is arguably the most ambitious of the releases, and the most memorable.
Money Train 5
The Provider Behind Money Train Slots
Behind the notorious Money Train series is Relax Gaming, a studio that’s built a reputation, brick by brick, for challenging and pushing the boundaries of what modern online slots can be.
From feature-rich gameplay and enormous maximum wins to elaborate bonus mechanics and unexpected industry collaborations, Relax Gaming is one studio that isn’t afraid to experiment, and the Money Train series is arguably their greatest success story.
Find out a little more about the Malta-based studio below.
Relax Gaming
➡️ Find out more about Relax Gaming here
Which Money Train Slot Has the Biggest Max Win?
If massive payouts are what draw you in to this series, you’ll find that Money Train 4 leads the pack, with a theoretical maximum payout of 150,000x your stake.
When looking back at the original games 20,000x maximum, it shows how the series has evolved and gotten better with age, and how far Relax has pushed the franchise’s mathematical potential.
The outlier here is Money Train 5. Rather than raising the ceiling from its predecessor, it introduces separate Standard and Ultra modes, offering max wins of 50,000x and 100,000x, respectively.
There is also a jackpot-version not mentioned in the main reviews above, and that’s Money Train Origins Dream Drop, using Relax Gaming’s flagship Dream Drop progressive jackpot network.
Which Money Train Slot Has the Highest RTP?
When comparing Money Train slots, it’s easy to get distracted by their enormous maximum wins and increasingly elaborate bonus features.
However, RTP (Return to Player) is another important consideration, particularly as the figures vary slightly between instalments, hovering around 96% by default.
It’s worth remembering that these are commonly published figures, and alternative RTP configurations may be available depending on the casino. Always check the individual game’s information screen before playing.
Below, you’ll find a quick graphic showing the four Money Train slots with the highest RTPs.
Money Cart
Relax Gaming
Money Cart 2
Relax Gaming
Money Train 2
Relax Gaming
Money Train
Relax Gaming
How the Money Train Bonus Works
Trigger the Money Cart Bonus
The Money Train series requires Bonus symbols or Scatters to activate the Money Cart Bonus, whisking players into a different carriage for the separate Hold and Spin round. The bonus begins with a limited number of respins, which are refreshed when new qualifying symbols appear.
Collecting Cash Prizes
During the bonus, cash symbols land on the grid displaying values expressed as multipliers of your stake. These symbols remain in place while the respins continue, gradually building the potential payout. The real excitement comes from the special characters that can interact with these values.
Activating Special Characters
The Money Train gang includes characters with different abilities, such as Collectors, Payers, Snipers and Persistent Collectors. Depending on the game, these characters can collect cash prizes, increase their values, add new symbols or trigger other modifiers.
Reaching the End of the Bonus
The Money Cart Bonus continues until the available respins run out or the feature reaches its applicable limit. At the end, the accumulated prizes are awarded according to the game’s rules.
Money Cart Slots
The Hold & Win-style bonus round is the main attraction of the Money Train series, so Relax Gaming built an entire spin-off series around it!
Rather than purchasing feature buys or waiting for the bonus to trigger naturally, Money Cart slots focus solely on the bonus round, putting the cash-collecting mechanics front and centre using a concept called Bonus Reels while retaining the special characters, multipliers, and respin-style gameplay.
The Money Cart slots are also very relevant for UK players, where purchasing bonus rounds isn’t allowed at UKGC-licensed casinos.
You can find all the main Money Cart slots released so far down below. There’s also a Christmas-themed version not listed here, called Money Sleigh.
Other Money Train Spin-Offs
The Money Train series goes off the trails and beyond the numbered releases and Money Cart versions, spanning both land and air.
Over the past few years, Relax Gaming and its partnered studios have explored the franchise through gameplay formats and even progressive jackpots, offering different spins on the fan favourite franchise.
Here are some of the Money Train spin-off games worth knowing about.
Money Train Origins Dream Drop
Money Plane
Slingo Money Train
Streaming Money Train Slots
Some games are just built for streaming, and the chaos and unpredictability of the Money Train series makes for prime viewing on Kick and YouTube.
Lots of this comes down to the tension in the Money Cart Bonus and watching different characters interact during free spins, as well as their polished visuals and, of course, their massive max win potentials lying in wait.
The Fruity Slots team has spent plenty of time chugging all Money Train slots, both through our reviews and during live slot streams, and this hands-on experiences gives us a real opportunity to experience the games beyond their published stats, seeing how the mechanics actually behave in real-time and how big payouts can actually get.
Below is a quickfire round of of some of the team’s greatest wins on Money Train 3.
Money Train Slots FAQs
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Who makes Money Train slots?
The Money Train series is developed by Relax Gaming, which kicked off with the original Money Train in August 2019. -
How many Money Train slots are there?
There are five Money Train slots in the main series right now, not including the several spin-offs and related titles, including Money Train Origins Dream Drop, the Money Cart series, and Slingo Money Train. -
Which Money Train slot has the highest RTP?
In the main series, Money Train 2 has the highest commonly published standard RTP among the numbered releases at 96.40%. Outside of this, Money Cart 2 has a 98.00% RTP. Please be aware that individual casinos may offer different RTP configurations, and we’d always recommend that you double-check the RTP at your chosen casino. -
Which Money Train slot has the biggest max win?
So far, Money Train 4 has the largest advertised maximum win at 150,000x your stake. -
What is the Money Cart bonus?
The Money Cart bonus is a respin-based feature where cash prizes and special character symbols can collect, multiply, modify, and upgrade winnings. Spins refresh as new symbols are collected, which means prizes can rack up. -
Can I play Money Train slots for free?
Yes! Demo versions of the Money Train slots are available on many casinos and even right here on Fruity Slots, allowing you to get a feel for gameplay without spending real money. -
Do Money Train slots come with bonus buys?
Yes, many of the Money Train slots offer feature buys to trigger the Money Cart bonus for a set amount of your stake. However, bonus buys are prohibited at UKGC-licensed casinos. -
Is Money Train 5 the last game in the series?
Who knows! Relax Gaming hasn’t officially confirmed that Money Train 5 will be the last instalment in the series. Money Train 4 was actually originally presented as the series’ conclusion before the franchise returned on 24 September 2026, so the door’s never fully closed!
Which Money Train Slot Is Best?
What started out as a single, straightforward release in 2019 has since become one of the biggest franchises in online slots!
Over time, each release has expanded on the last and derailed from the trodden tracks, adding new storytelling elements, additional character to the cast, and even more modifiers to amp up the Money Cart bonus, blending together above-average RTPs with enormous maximum wins.
While there isn’t necessarily one ‘best’ Money Train slot, we’d recommend choosing based on the gameplay and bonus features you enjoy the most. These highly volatile games won’t appeal to everyone, but you can explore our free slot demos to get a feel for different releases without risking real money.
Remember to always gamble responsibly, hit the brakes before chasing losses, and stick to a budget you can comfortably afford. You can find free information and worldwide resources on our Responsible Gambling page.
Maya Sattar
Head of Content
Maya is a beacon of knowledge in the online gambling space. Her main focus is on user experience and responsible gambling compliance, ensuring site content remains clear, accurate, and easy to understand. With years of experience behind her, she's well-placed to break down complex topics and deliver content that genuinely puts players first – always.
Jamie Rosen
Online Casino & iGaming Expert
Jamie Rosen is the co-founder of Fruity Slots and a leading voice in UK casino, slots, and lottery content. He began in real-money slot streaming on YouTube before building Fruity Slots into a large-scale review platform. Jamie focuses on player value, transparency, and explaining how casino games and slots products actually perform in real gameplay conditions.

