Thunderkick · Released
Big Fin Bay
Big Fin Bay is an Underwater-themed slot from Thunderkick, released Feb 18, 2021. Available data shows 96.14% RTP, high volatility, and up to 15,040x max win.
Data updated:
Database position
How Big Fin Bay compares
These figures compare the game with other titles currently listed on Slot Data Hub and may change as the catalog grows.
+0.4 percentage points vs Thunderkick average (95.74%).
Equal to or above 51% of 6,137 slots with known RTP.
A 15,040x max win is within roughly the top 19% of 5,895 slots with known max win.
68% of Thunderkick slots with known volatility share this classification.
Its release date is as recent as or more recent than 28% of 3,947 released slots with known dates.
RTP, volatility, max win, release date, theme, grid, and features are available in the eight-field comparison model.
About Big Fin Bay
Big Fin Bay is listed as released from Thunderkick and was released on Feb 18, 2021. The main listed values are 96.14% RTP, high volatility, and 15,040x maximum win. Other listed details include Underwater theme and 6x? grid.
Missing theme, mechanic, payline or feature fields are left blank rather than estimated.
Big Fin Bay RTP and volatility
Big Fin Bay has a listed RTP of 96.14%, placing it in the 96%–96.99% RTP Slots range. Its volatility is classified as high. Volatility describes how unevenly wins may be distributed and is separate from the theoretical return percentage. RTP is a long-run theoretical value calculated over a very large number of rounds; it cannot predict the result of a short session.
Maximum win and betting range
The largest recorded win for Big Fin Bay is 15,040x the stake, which places it in the 10,000x+ Max Win Slots category.
A maximum-win multiplier is an upper limit, not an expected result.
Grid, paylines and hit frequency
The listed game details for Big Fin Bay include a 6x? grid. A payline or ways-to-win value is not currently listed, so no number is inferred from the grid alone.
Bonus and feature data
For Big Fin Bay, bonus buy is listed as not available and the feature list includes Wilds, Free Spins, and Multipliers.
Only listed features are shown; unavailable bonus details are left blank.
Thunderkick slot context
Big Fin Bay is grouped with the rest of the Thunderkick slot catalog. Across the current Thunderkick catalog, there are 115 listed games, 95.74% average listed RTP among games with RTP data, and a newest dated release of Aug 14, 2026. This makes it possible to compare the title against other releases from the same studio using the same RTP, volatility, maximum-win and release-date fields.
How to use this slot data
Values can differ between operators, jurisdictions or game versions. When a field is unavailable, Slot Data Hub leaves it blank instead of substituting an estimate.
Big Fin Bay features
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