Under The Island
Embark on an epic adventure in Under the Island! A 2D action-adventure steeped in ‘90s charm, step into the shoes of Nia, and battle fierce monsters, solve clever puzzles, and explore a world alive with mystery as you race to save your new home before it’s too late.
- Price:$16.99
- Release Date:2/17/2026
- Franchise:Top Hat Studios
- Developer:Slime King Games
- Publishers:
- Last Updated:2/21/2026
- Steam App Id:1583520
Under The Island
- Windows
- Mac
- Linux
- Steam Deck (Verified)
Steam Charts, Stats, and Live Player Count
At the moment, Under The Island has 261 concurrent players online and in-game. This is 18% lower than its previous all-time peak of 320 players achieved on 2/20/2026.
Under The Island Review
Under The Island has achieved a Steambase Player Score of 93 / 100. This score is calculated from 110 total reviews on the Steam store — giving it a Very Positive rating. These are split between 102 positive reviews, 8 negative reviews, and will be updated in real-time as more players leave their feedback.
Track historical reviews and overall rating trends for Under The Island using the chart below.
Under The Island Price
Under The Island costs $16.99 in the Steam store as of 2/21/2026 which is a 15% discount off its base price. It can be purchased as a standalone game or through a bundle like Under the Island x Ocean’s Heart, Under the Island x Arietta of Spirits, or Under the Island x Kitaria Fables which offers a discount off the game's base price.
Explore the price history chart below to track historical price changes and other pricing stats for Under The Island.
Under The Island Deals & Discounts
Discover exclusive deals and unbeatable discounts for Under The Island through our partner marketplaces. Get a large discount (sometimes 80% off) by purchasing your Steam key through them.
We only work with the best and most-trusted marketplaces to ensure a smooth experience. After purchase, you will immediately receive your Steam key and game activation code. Take advantage of these offers and dive into the world of Under The Island without hurting your wallet.
- Check PriceKinguin
- Check PriceFanatical
- Check PriceGOG
- Check PriceGreen Man Gaming
- Check PriceHumble Bundle
Under The Island DLC
Under The Island has 1 related app available for download from the Steam store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | Under the Island (Selections from the Original Game Soundtrack) | Music | 2/17/2026 | View |
About Under The Island
Under The Island is an Action, RPG, Indie, and Adventure game developed by Slime King Games. On 2/17/2026, it was released on the Steam Store by TBA, Doyoyo Games, and Top Hat Studios, Inc.
It can be played and ran on Windows systems. It is verified by Valve as playable on the Steam Deck and will run well.
It also supports 5 languanges in-game including English, German, Chinese (Simplified), Japanese, and Chinese (Traditional). Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, Under The Island supports the following features:
- Full controller support
- Steam Cloud
- Family Sharing
- Steam Achievements
- Single-player
From the Steam community, Under The Island has been tagged with the following user tags:
- Modern
- Lore-Rich
- Fantasy
- Multiple Endings
- Sandbox
- Nature
- Historical
- Puzzle
- Pixel Graphics
- RPG
- Dynamic Narration
- Comedy
- Action RPG
- Open World
- Action
- Adventure
- Singleplayer
- Female Protagonist
- 2D
- Exploration
Media & Sceenshots
Watch the featured video for Under The Island and see the latest screenshots from the Steam Store.
Related Bundles
Under The Island is included in 3 bundles in the Steam Store.
| Image | Name | Apps | Packages | Price | Actions |
|---|---|---|---|---|---|
 | Under the Island x Ocean’s Heart | 1 | 1 | $19.98 | View |
 | Under the Island x Arietta of Spirits | 1 | 1 | $28.78 | View |
 | Under the Island x Kitaria Fables | 2 | 2 | $21.98 | View |
Related Packages
Under The Island is referenced by 1 package in the Steam Store.
| Name | Price | Actions |
|---|---|---|
| Under The Island | $16.99 | View |
Supported Languages
Under The Island is available in 5 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | Yes | Yes |
| German | Yes | Yes | Yes |
| Chinese (Simplified) | Yes | No | Yes |
| Japanese | Yes | No | Yes |
| Chinese (Traditional) | Yes | No | Yes |
Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
Under The Island data has been sourced from:
- Valve Corporation. (2026, February 21). Under The Island on Steam. Steam Store. https://store.steampowered.com/app/1583520
- Valve Corporation. (2026, February 21). Under The Island. Steam Community Hub. https://steamcommunity.com/app/1583520
- Slime King Games. (2023, July 10). Under The Island. Under The Island. https://slimekinggames.com/