The heart slot machine symbol is one of the oldest pictures on any reel: hearts were among the five symbols on Charles Fey’s Liberty Bell. Today a heart can be a playing-card suit, a candy that pays anywhere in sweet-themed slots, or a love-theme image, and what it pays is set by each game’s paytable.
Hearts were on the Liberty Bell’s reels with horseshoes, diamonds, spades and a bell, decades before fruit symbols.
The heart started as a card suit: German cards used hearts from around 1460 and the French heart dates from about 1480.
Card suits gave way to fruit on early machines but survive in video poker and in the A–10 card royals.
In Sweet Bonanza-style pays-anywhere games a heart sweet sits at the top of the paytable and needs 8 or more anywhere to win.
A heart has no luck attached: every spin is random and the RTP is the same whatever symbol you are hoping for.
Symbol
Heart (♥)
First on reels
Liberty Bell (date disputed, 1887–1899)
Card suit origin
Germany, 15th century
Modern roles
Card suit, candy top-pay, theme symbol
Best-known online use
Sweet Bonanza’s heart sweet
Pays
Set by each game’s paytable
What the heart slot machine symbol means
On a slot, a heart means whatever the paytable says it means. That sounds obvious, but it matters, because the same red shape does three very different jobs depending on the game. On a card-themed machine or in video poker it is one of the four suits. On a sweets-and-candy slot it is often the most valuable sweet. On a romance or Valentine-styled slot it is decoration that may pay as an ordinary symbol, act as a scatter or fill a feature meter.
What a heart is never is lucky. Its value comes from how many times it appears on the reel strips or grid and what the game designer has set it to pay, both fixed in a maths model that independent test houses check before a UK game goes live.
Hearts on the first slot machines
The heart’s place on the reels goes back to the very start of slot history. The Liberty Bell built by Charles Fey in San Francisco had three reels and five symbols: horseshoes, diamonds, spades, hearts and a Liberty Bell. Three bells paid the top prize of ten nickels. Three of those five symbols were card suits, a clear sign of where the idea came from.
That card-game link runs back further. The poker machine designed by Sittman and Pitt of Brooklyn in the early 1890s (Wikipedia dates the design to 1893) used five drums holding 50 card faces, and the house edge came partly from taking two cards out of the deck: the ten of spades and the jack of hearts. Removing them doubled the odds against a royal flush. Prizes such as a free beer or cigars were paid by the bar, not the machine.
Timeline of the heart symbol on cards and machines
Date
Event
Note
From about 1460
Hearts appear in the standard German card suits
Germany is where the hearts suit was invented, in the 15th century
About 1480
French suits invented, with a simplified heart
The shape still used on cards today
Early 1890s
Sittman and Pitt poker machine
Jack of hearts removed to widen the house edge; Wikipedia says 1893
1887–1898 (disputed)
Liberty Bell with hearts on its reels
Range from one Wikipedia article, 1898 from another
1899
Surviving Liberty Bell example
Held in the Nevada State Museum’s Fey Collection
Early 1900s
Mills adds fruit symbols to its Operator Bell
Fruit-flavoured gum; card suits fade from slot reels
Why hearts gave way to fruit and BARs
When Mills Novelty fitted a gum-vending attachment to its Operator Bell, fruit-flavoured gum brought lemons, cherries, oranges and plums onto the reels, and a stick of gum became the BAR. Our history of fruit symbols explains the vending connection. Machines that looked like vending devices were easier to defend than machines that looked like card games, and card suits largely disappeared from mainstream reels.
The suits never vanished completely. The A, K, Q, J and 10 that fill the low end of most modern paytables, known as card royals, are a direct descendant of those card machines; they just dropped the suit. And the bell, the Liberty Bell’s own top symbol, is still a staple of fruit machines and classic slots.
Hearts in video poker machines
The heart’s strongest surviving role is in video poker. There it is not a slot symbol with a set pay but one of four suits in a 52-card deck. A hand of five hearts makes a flush; the ace, king, queen, jack and ten of hearts make a royal flush. The odds come from card maths rather than weighted reels, so with a known paytable the return can be worked out exactly. The Wizard of Odds video poker guide (opens in a new tab) sets out those calculations.
That makes video poker a useful contrast. On a slot you cannot see the reel weighting; on video poker the deck is the deck, and the paytable on the screen tells you most of what you need to know about the return.
The heart slot machine symbol in sweet and candy slots
Online, the heart is best known as a sweet. In Sweet Bonanza by Pragmatic Play, a red heart-shaped sweet sits at the top of the paytable, above the other sweets and the fruit. The game uses a 6 × 5 grid with no paylines: it is a pays-anywhere slot, so 8 or more matching symbols anywhere on screen form a win. Winning symbols then disappear and new ones fall in, the tumble mechanic that lets one spin produce several wins.
The same symbol set carries over to the spin-offs. Sweet Bonanza 1000 keeps the grid and pays-anywhere rule with a higher published maximum, and Sweet Bonanza Xmas reskins the original for the festive season. Our comparison of Sweet Bonanza vs Sweet Bonanza 1000 sets the two side by side.
A worked pays-anywhere example
Here is how a heart win builds on a pays-anywhere grid, using invented pay values so the method is clear. Check the real game’s paytable for its figures.
You stake £1. The 6 × 5 grid has 30 positions, and the spin lands 9 hearts scattered across it.
Nine is in the 8–9 band, so the illustrative paytable awards 10× stake, or £10.
The 9 hearts are removed and the symbols above drop down, with new ones filling the gaps.
The tumble brings in 3 more hearts but the old ones are gone, so 3 hearts alone do not pay.
With no new 8+ group, the sequence ends and the total win for the spin is £10.
What heart symbols usually pay
Pays depend on the game’s format. The table shows illustrative values for the three common settings; none of them is taken from a real game.
Illustrative heart pays by game format
Format
What counts as a win
Illustrative pay
At a 50p stake
Pays anywhere (sweet heart, top symbol)
8–9 / 10–11 / 12+ anywhere
10× / 25× / 50× stake
£5 / £12.50 / £25
5-reel line slot (heart as mid symbol)
3 / 4 / 5 on a payline
0.5× / 2× / 10× stake
25p / £1 / £5
Video poker (hearts flush)
Five hearts in a hand
Set by the machine’s paytable
Check the paytable
Why so different? On a pays-anywhere grid, 8 hearts among 30 positions is a rare event, so the pay has to be generous. On a line slot, three hearts on a line is much easier, so the pay is small. The return to player is balanced across all of these outcomes, which is why a heart in one game cannot be compared with a heart in another.
A heart win that pays back no more than your stake is not a real win. Since 31 October 2021 UK online slots may not celebrate such returns with win sounds or animations; see our page on the losses disguised as wins rule.
Heart symbol variants you may see
Common heart symbol variants
Variant
Where you see it
Usual job
Card suit heart
Video poker, card-themed and retro machines
Part of a hand or a low-to-mid symbol
Candy or sweet heart
Sweet and candy pays-anywhere slots
Often the top regular symbol
Love or romance heart
Valentine and romance-themed slots
Paying symbol, scatter or feature trigger
Gem or crystal heart
Jewel-themed slots
High-pay symbol alongside other gems
Heart meter or lives
Some bonus games and feature trails
Counts progress or chances in a feature
If you like the gem version, our page on gem symbols covers why jewels sit high on so many paytables. For the low-paying letters that replaced card suits, see royals in the glossary.
Heart slot wins at UK stake limits
The most you can stake on an online slot in Great Britain is £5 per spin if you are 25 or over and £2 if you are 18 to 24, as the Gambling Commission’s online slots stake limit guidance (opens in a new tab) explains. Here is what the published maximums of the best-known heart slots mean in pounds.
Published max wins for heart-symbol slots at UK stakes
Slot
RTP
Max win
At 20p
At £2
At £5
Sweet Bonanza
96.48%
21,100×
£4,220
£42,200
£105,500
Sweet Bonanza 1000
96.53% (lower versions exist)
25,000×
£5,000
£50,000
£125,000
The average cost is far more relevant to a normal session. At 96.48%, Sweet Bonanza returns about £96.48 for every £100 staked over millions of spins, so 100 spins at 20p, or £20 staked, cost about 70p on average. Both games are listed as high volatility, so a single session can lose much more than that, or occasionally win, before the average shows itself.
Heart symbol myths: lucky hearts and losing streaks
Advantages
Fact: the result of each spin is decided by a random number generator before the grid settles.
Fact: a tumble sequence that ends one heart short is a loss, not a sign of what comes next.
Fact: the same game has the same RTP on Valentine’s Day as on any other day.
Drawbacks
Myth: hearts are ‘lucky’ and land more on romance-themed days or promotions.
Myth: after a long run without hearts, a big heart win is due.
Myth: raising your stake after losses makes hearts more likely.
The ‘due’ belief is the gambler’s fallacy, and it leads people to chase losses. Our page on the gambler’s fallacy on slots explains why a run of bad spins changes nothing.
How to find what a heart pays in any slot
Open the game’s paytable or help screen before your first spin.
Find the heart and check whether it pays on lines, ways or anywhere on the grid.
Read the count bands (for example 8–9, 10–11, 12+) or the 3/4/5 line pays.
Note whether pays are multiples of the line bet or the total stake.
Find the RTP in the rules for the version you are playing, and set a deposit limit before you start.
Where to play heart symbol slots in the UK
Game availability changes, so search each casino’s lobby for Sweet Bonanza or any other heart-symbol game you want, and check its help screen for the RTP version. The offers shown below are for adults aged 18 and over, and terms apply. Coral gives 100 free spins at 10p each on selected games when you deposit and bet £10 or more on slots between 1 October 2026 and 1 February 2027, with no wagering on free spin winnings. Ladbrokes gives 50 free spins a day for 10 days (up to 500, at 10p on selected games, no wagering) after you deposit and spend £10 on slots. PlayOJO gives 80 no-wagering free spins on Big Bass Bonanza, not a heart-symbol game, after a first deposit of at least £10.
Coral and Ladbrokes are run by the same company, so check the terms before joining both. Treat slots as paid entertainment, use your account’s limits and time-outs, and if you need to talk to someone the National Gambling Helpline on 0808 8020 133 and GamCare (opens in a new tab) are free and open 24 hours.
Coral and Ladbrokes are both run by LC International Limited (Entain). If you already hold an account with one Entain brand, you may not be able to open a new account with another; check the terms before signing up.
Significant terms: 18+. New players only. Offer runs 01/10/2026 to 01/02/2027. Deposit (certain types excluded) and bet £10+ on slot games to get 100 free spins (selected games, £0.10 each, 48 hrs to accept, valid 7 days). No wagering on free spin winnings. Deposits by Neteller, PayPal, Paysafe, Skrill, prepaid cards and certain debit cards do not qualify. Restrictions and T&Cs apply. GamCare.org.uk
Read the Coral reviewLicence: LC International Limited, UKGC account 54743. Offer checked 5 October 2026.
Significant terms: 18+. New customers only, from 14/11/25 until further notice. Certain deposit methods excluded. Deposit and spend £10+ on slots for 50 free spins a day during the first 10 days after first deposit and registration (max 500, £0.10 each, selected games, claim before 23:59 each day, valid 7 days). No wagering. Prepaid cards, PayPal, Paysafe, Neteller, Skrill and Moneybookers deposits do not qualify. Restrictions and T&Cs apply. GamCare.org.uk
Read the Ladbrokes reviewLicence: LC International Limited, UKGC account 54743. Offer checked 5 October 2026.
Significant terms: 18+. New UK customers (excluding Northern Ireland). First deposit only. Minimum deposit £10. 80 free spins on Big Bass Bonanza, £0.10 each. No wagering requirements; winnings paid in cash. Cannot be used with any other offer. Only available to players who arrive through the designated offer link. Full T&Cs apply. GamCare.org.uk
Read the PlayOJO reviewLicence: Skill On Net Limited, UKGC account 39326. Offer checked 5 October 2026.
18+. Gambling should be entertainment that costs money, not a way to make it. Decide a budget before you play: plan a slot budget. Free, confidential help: National Gambling Helpline 0808 8020 133.
Frequently asked questions
Why is there a heart on slot machines?
Because the first slot machines borrowed from playing cards. Early card-based machines such as the Sittman and Pitt poker machine used real card faces, and Charles Fey’s Liberty Bell had hearts, spades and diamonds on its reels alongside horseshoes and a bell. Fruit and the BAR took over once Mills added gum-vending attachments, but hearts survive in video poker and on card-themed and sweet-themed slots. Our page on the Liberty Bell tells that story.
What symbols were on the Liberty Bell slot machine?
The Liberty Bell had three reels carrying five symbols: horseshoes, diamonds, spades, hearts and a Liberty Bell. Three bells paid the top prize of ten nickels. The machine’s date is disputed: one Wikipedia article gives a range of 1887 to 1895, another says 1898, and a surviving example in the Nevada State Museum dates from 1899. Fey could not patent it because gambling was illegal in California. Read more in our article on Charles Fey.
Which card was removed from the Sittman and Pitt machine?
Two cards were taken out of the 52-card deck on the Sittman and Pitt poker machine: the ten of spades and the jack of hearts. Removing them doubled the odds against a royal flush, which acted as the house edge, since the machine itself paid nothing and prizes such as a free beer or cigars came from the bar. Wikipedia dates the design to 1893; it is safest to describe it as early 1890s. See our Sittman and Pitt page.
What does the heart pay in Sweet Bonanza?
The red heart sweet is the top regular symbol in Sweet Bonanza, so it pays the most of the standard sweets and fruit when 8 or more land anywhere on the 6 × 5 grid. Pays rise in bands for larger groups, and the exact multipliers are listed in the game’s paytable, which you should check for the version you open. Winning hearts are removed and new symbols tumble in, so one spin can pay more than once. Our Sweet Bonanza page covers the full game.
Where did the heart suit come from?
The hearts suit was invented in Germany in the 15th century, as one of several experimental suit signs created to replace the older Latin suits. Hearts appear in the standard German suits (leaves, acorns, hearts and bells) in most cards from about 1460, and the simplified French heart used on today’s cards dates from around 1480. Slot machines adopted the suit through card-based machines in the 1890s. For other early symbols see our symbols hub.
Is a heart a lucky symbol on slots?
No. A heart pays what the paytable says and appears as often as the game’s maths model allows, which is fixed for each game version. A UK-licensed online slot uses a tested random number generator, so no symbol is more likely on certain days, after a losing run or at a higher stake. Romance or Valentine artwork changes the look, not the odds. Our page on how slot machines decide who wins explains the process.
Do hearts pay more in video poker or slots?
They can’t be compared directly. In video poker a heart is one suit in a 52-card deck, and five hearts make a flush that pays the amount on the machine’s paytable; the return can be calculated exactly from card odds and your decisions. In a slot a heart is a symbol with a value and frequency set by the game designer, and you can’t see the weighting. Compare the RTP of each game instead. Our video poker machines page explains the format.
What is a pays-anywhere heart slot?
It is a slot where heart symbols, like all regular symbols, pay when enough of them land anywhere on the grid rather than along paylines. In Sweet Bonanza you need 8 or more matching symbols on a 6 × 5 grid, with larger groups paying more, and winning symbols tumble away so new ones can fall in. That means one spin can produce a chain of wins. Our guide to pays-anywhere slot machines shows how the counting and tumbles work.
What is the most I can win on a heart slot in the UK?
It depends on the game’s published maximum and your stake. Sweet Bonanza lists 21,100× stake, which is £42,200 at £2 and £105,500 at the £5 UK maximum, while Sweet Bonanza 1000 lists 25,000×, or £50,000 at £2 and £125,000 at £5. Players aged 18 to 24 are limited to £2 a spin. These are rare ceilings; typical sessions return far less and usually cost money. See our page on the £2 stake limit for 18–24s.
Do UK fruit machines use heart symbols?
Not often. British pub and arcade fruit machines are built around cherries, lemons, melons, plums, bells, BARs and sevens, with features such as nudges, holds and feature trails rather than card suits. Hearts did appear on the Liberty Bell, the ancestor of every fruit machine, but they were replaced by fruit in the early twentieth century. A Category C pub machine allows a £1 stake and £100 prize. Our fruit machines guide covers the British style.
Gambling can be addictive. Free, confidential help is available 24 hours a day from the National Gambling Helpline on 0808 8020 133. Visit GamCare.org.uk and GamCare, or block yourself from all UK-licensed gambling sites with GAMSTOP.
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