Fish Idle 2: Underwater Mystery
Dive into the most fun idle fishing arcade game! Manage your Fish Kingdoms with automated fishing, upgrade your boat and gear, invest in passive income, and outsmart the market. Become the ultimate fish tycoon!
Last Updated: 3/12/2025
| Release Date | 11/15/2024 |
| Developer | Multicast |
| Publisher | MulticastGames |
| Steam App Id | 3037410 |
Fish Idle 2: Underwater Mystery
Dive into the most fun idle fishing arcade game! Manage your Fish Kingdoms with automated fishing, upgrade your boat and gear, invest in passive income, and outsmart the market. Become the ultimate fish tycoon!
Last Updated: 3/12/2025
- Windows
- Mac
- Linux
- Steam Deck (Playable)
About Fish Idle 2: Underwater Mystery
Fish Idle 2: Underwater Mystery is an Indie, Casual, Adventure, and Free to Play game developed by Multicast. On 11/15/2024, it was released on the Steam Store by MulticastGames.
It can be played and ran on Windows systems. At the moment, it is possible to play Fish Idle 2: Underwater Mystery on the Steam Deck but some functionality may not be fully supported.
It also supports 6 languanges in-game including English, Spanish (Spain), German, Korean, and Russian. Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, Fish Idle 2: Underwater Mystery supports the following features:
- Family Sharing
- Single-player
From the Steam community, Fish Idle 2: Underwater Mystery has been tagged with the following user tags:
- Idler
- Atmospheric
- Free to Play
- 3D
- Naval
- Linear
- Fishing
- Trading
- Cute
- Arcade
- Resource Management
- Open World
- Top-Down
- Point & Click
- Indie
- Casual
- Relaxing
- Adventure
- Singleplayer
- Score Attack
Media & Sceenshots
Watch the featured video for Fish Idle 2: Underwater Mystery and see the latest screenshots from the Steam Store.
Fish Idle 2: Underwater Mystery DLC
Fish Idle 2: Underwater Mystery has 1 downloadable add-on available for purchase on Steam which is Fish Idle 2: Underwater Mystery - Welcome Pack.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | Fish Idle 2: Underwater Mystery - Welcome Pack | DLC | 3/1/2025 | Steam Charts |
Related Packages
Fish Idle 2: Underwater Mystery is referenced by 1 package in the Steam Store. A package (or sub) is simply an item that can be purchased on Steam.
| Name | Price | Actions |
|---|---|---|
| Fish Idle 2: Underwater Mystery | $3.74 | View |
Supported Languages and Localizations
Fish Idle 2: Underwater Mystery is available in 6 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | No | No |
| Spanish (Spain) | Yes | No | No |
| German | Yes | No | No |
| Korean | Yes | No | No |
| Russian | Yes | No | No |
| Japanese | Yes | No | No |
Discover Similar Games
Find a new game to play just like Fish Idle 2: Underwater Mystery through our curated lists. Steambase uses Steam's User Tag and Genre system (and other game stats) to curate a list of the best and most loved games similar to Fish Idle 2: Underwater Mystery.
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Soures & References
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Fish Idle 2: Underwater Mystery data has been sourced from:
- Valve Corporation. (2025, March 12). Fish Idle 2: Underwater Mystery on Steam. Steam Store.
- Valve Corporation. (2025, March 12). Fish Idle 2: Underwater Mystery. Steam Community Hub.