Play Heart of Earth Online

Heart of Earth is a Swintt video slot released on 10 February 2019. Heart of Earth uses a 5x3 reel layout with 5 fixed paylines, an underground exploration theme and a scatter that also acts as a wild. Three glowing scatters open 10 free games, where a selected Lucky Symbol can expand over a complete reel.

Heart of Earth Game Overview

Heart of Earth follows a traditional left-to-right payline format rather than a ways or cluster system. Heart of Earth evaluates matching symbols across the 5 fixed lines after each paid spin. The mining imagery frames the reels as a journey towards treasure beneath the surface.

Heart of Earth places its main variation inside the bonus round. Heart of Earth selects a Lucky Symbol when the free games begin, and that symbol can expand to cover a reel. The selected outcome and any expansion are determined by the game’s programmed random process.

Heart of Earth Key Game Details

• Developer: Swintt
• Release date: 10 February 2019
• Game category: Video slot
• Theme: Underground exploration
• Layout: 5 reels x 3 rows
• Winning system: 5 fixed paylines
• Pay direction: Left to right
• Main special symbol: Scatter and wild
• Free games trigger: 3 glowing scatters
• Initial free games: 10
• Bonus mechanic: Lucky Symbol expansion and retriggers
• RTP at Wildz: 94.91%
• Volatility: Medium, level 6 of 10
• Demo available: Yes
• Supported formats: Desktop and mobile

Heart of Earth is served by Wildz with an RTP of 94.91%, medium volatility at 6/10 and demo access. Mathematical settings can vary between operators or jurisdictions, so the information panel inside the loaded game remains the place to confirm the active configuration.

How Does Heart of Earth Work?

Heart of Earth begins each round when a stake is selected and the spin control is pressed. Heart of Earth then stops five reels across three rows and pays valid combinations on the 5 fixed paylines. Winning combinations are read from the leftmost reel towards the right.

Heart of Earth uses the glowing scatter as both a feature trigger and a substitute wild. Heart of Earth starts the bonus when at least 3 scatters land in view. Reel results remain random, and changing stake size does not make a qualifying combination due.

Heart of Earth Scatter and Wild

Heart of Earth gives one symbol two functions: scatter and wild. Heart of Earth lets the wild function substitute for standard paying symbols, while three glowing scatters activate the free-games round. Scatter awards are assessed separately from ordinary line combinations where the paytable specifies them.

Heart of Earth does not let the player choose where the combined symbol lands. Heart of Earth resolves every appearance through its certified random mechanics. Previous spins cannot increase the probability of a scatter arriving on the next round.

Heart of Earth Lucky Symbol

Heart of Earth chooses a Lucky Symbol at the start of the free games. Heart of Earth can expand that chosen icon over a full reel when it appears during the feature. Any regular paying symbol may receive the Lucky Symbol role, while the scatter is excluded.

Heart of Earth can produce different feature values depending on which icon is selected and where it lands. Heart of Earth does not provide a control for selecting the icon or forcing an expansion. The feature changes how a landed symbol is applied, not whether a particular result must occur.

Heart of Earth Free Games

Heart of Earth awards 10 free games when 3 glowing scatters appear. Heart of Earth carries the selected Lucky Symbol into those rounds and allows it to expand across reels. Additional qualifying scatters can retrigger the feature.

Heart of Earth runs free games without deducting a new base-game stake for each bonus spin. Heart of Earth still determines every free-game reel result independently through the random number generator. A retrigger or full-reel expansion cannot be guaranteed by timing the spin button or altering the wager beforehand.

Heart of Earth RTP

Heart of Earth has an RTP of 94.91% in the MGA configuration served by Wildz. Heart of Earth uses this theoretical long-term percentage across a very large number of game rounds. The figure is not a promise that an individual session will return the same proportion.

Heart of Earth can be offered in other mathematical configurations outside this page’s locale set. Heart of Earth players should therefore check the in-game information panel before staking real money. Short-term results can sit well above or below the published RTP because each spin is random.

Heart of Earth Volatility

Heart of Earth is rated 6 out of 10 for volatility by the Wildz platform. Heart of Earth therefore sits in the medium band used for levels five and six. The rating describes the distribution of results rather than the value of any specific next spin.

Heart of Earth may combine stretches without a line win with feature rounds that apply expanding symbols. Heart of Earth does not become more likely to pay after a losing sequence. Volatility should be used to set a suitable budget and session length, not to predict outcomes.

Heart of Earth Maximum Win

Heart of Earth’s official game sheet does not state a maximum-win multiple. Heart of Earth should therefore not be assigned a stake multiplier from an unverified third-party listing. The active paytable provides the relevant symbol awards and feature conditions for the loaded version.

Heart of Earth can create stronger line coverage when a Lucky Symbol expands during free games. Heart of Earth does not guarantee that the highest-paying icon will be chosen or fill enough reels for a top result. Any upper award remains subject to the game’s rules and the operator’s applicable limits.

How to Play Heart of Earth in the United Kingdom

Heart of Earth can be started by choosing an allowed stake, opening the paytable and pressing spin. Heart of Earth uses 5 fixed paylines, so there is no line-count control to adjust before a round. Players should review the combined scatter/wild and Lucky Symbol rules before using real money.

Heart of Earth play at a British-licensed operator is subject to online slot stake caps. Players aged 18 to 24 may stake no more than £2 per game cycle, while those aged 25 or over may stake no more than £5. These statutory limits do not change the random probability of a win.

Can You Play Heart of Earth on Mobile?

Yes, Heart of Earth is available on compatible mobile phones and tablets. Heart of Earth adapts its 5x3 layout and controls to smaller browser displays while retaining the same fixed-payline structure. A stable connection and supported browser are required to load and complete rounds correctly.

Heart of Earth mobile play uses the same RTP setting and feature rules as the corresponding Wildz build. Heart of Earth does not become easier or harder because it is opened on a handset. Device choice changes the interface, not the random game mathematics.

Can You Play Heart of Earth for Free?

Yes, Heart of Earth has a demo mode at Wildz. Heart of Earth demo play uses virtual credits and presents the same core reel layout, scatter trigger and Lucky Symbol feature without cash prizes. The mode can be used to inspect the paytable and learn the sequence of the bonus round.

Heart of Earth free play does not predict later real-money outcomes. Heart of Earth generates each demo or paid round separately, so a strong practice result creates no advantage. British licensed operators must complete age verification before providing access to free-to-play gambling games.

Heart of Earth in the United Kingdom

Heart of Earth may be offered by online casinos holding the appropriate Gambling Commission licence and carrying the Swintt title. Heart of Earth players must be at least 18 years old and complete the required identity checks before gambling. The Gambling Commission public register can be used to verify an operator’s permission.

Heart of Earth appears in the international Wildz catalogue, while Wildz states that UK visitors are redirected to partner casinos. Heart of Earth players in Great Britain should confirm that the final operator is licensed for England, Scotland and Wales. Northern Ireland follows a separate legal framework from the Gambling Act 2005 system.

United Kingdom Rules for Heart of Earth

Heart of Earth real-money play in Great Britain falls under Gambling Commission regulation. Heart of Earth access requires verification of name, address and date of birth before gambling. The minimum online gambling age is 18.

Heart of Earth is also covered by the statutory online slot stake limits introduced in 2025. Heart of Earth free-play access at a licensed operator requires age verification as well. The following table summarises the principal rules relevant to this page.