Steam app 3037410
Fish Idle 2: Underwater Mystery
Data source: Steam Web APILast updated: How we collect this data
Fish Idle 2: Underwater Mystery player count chart
Fish Idle 2: Underwater Mystery has a small but active player base. 481 people are playing it on Steam right now. Over the last 30 days its player count has been stable (down 4% on the month before).
History from Nov 1, 2024
Fish Idle 2: Underwater Mystery monthly player count
| Month | Avg. players | % Gain | Peak players |
|---|---|---|---|
| November 2026 | 542 | -10.12% | 830 |
| October 2026 | 603 | -15.31% | 857 |
| September 2026 | 712 | -18.63% | 865 |
| August 2026 | n/a | -76.02% | 1,063 |
| July 2026 | n/a | -6.85% | 4,432 |
| June 2026 | n/a | -12.33% | 4,758 |
| May 2026 | n/a | -39.93% | 5,427 |
| April 2026 | n/a | -5.65% | 9,035 |
| March 2026 | n/a | -6.26% | 9,576 |
| February 2026 | n/a | -10.78% | 10,215 |
| January 2026 | n/a | -51.26% | 11,449 |
| December 2025 | n/a | -47.13% | 23,488 |
| November 2025 | n/a | +123.83% | 44,430 |
| October 2025 | n/a | +2.76% | 19,850 |
| September 2025 | n/a | +174.53% | 19,316 |
| August 2025 | n/a | -1.25% | 7,036 |
| July 2025 | n/a | +56.63% | 7,125 |
| June 2025 | n/a | +36.28% | 4,549 |
| May 2025 | n/a | -14.65% | 3,338 |
| April 2025 | n/a | +26.2% | 3,911 |
| March 2025 | n/a | +103.88% | 3,099 |
| February 2025 | n/a | +67.03% | 1,520 |
| January 2025 | n/a | -9.9% | 910 |
| December 2024 | n/a | -19.01% | 1,010 |
| November 2024 | n/a | n/a | 1,247 |
How many people are playing Fish Idle 2: Underwater Mystery?
481 people are playing Fish Idle 2: Underwater Mystery on Steam right now. That makes it the #1,183 most played game on Steam at the moment. In the last 24 hours it peaked at 807 players. Today's peak is 8% above its 30-day average daily peak of 744.
Is Fish Idle 2: Underwater Mystery growing or declining?
Over the last 30 days Fish Idle 2: Underwater Mystery averaged a daily peak of 744 players, down 4% compared with the 30 days before (778). Its highest point this month (857) is 98% below the same period last year (44,128). In its first month after release (Nov 15, 2024) it peaked at 1,010 players. Today's player count is 1% of its all-time peak of 44,430, set on Nov 15, 2025.
Best time to play Fish Idle 2: Underwater Mystery
Based on the last 14 days, Fish Idle 2: Underwater Mystery is busiest around 02:00 UTC (9 PM in New York) and quietest around 05:00 UTC (12 AM in New York), when about 21% fewer people are online. For the fastest matchmaking, play close to the peak hour.
Other Casual games like Fish Idle 2: Underwater Mystery by player count
Fish Idle 2: Underwater Mystery players by hour and weekday
When Fish Idle 2: Underwater Mystery has the most players online, by weekday and hour, shown in your time zone. Busy hours mean faster matchmaking and fuller servers; quiet hours are best for solo play.
Average players for each hour of the week over the last 28 days, from our Steam player counts.
Compare Fish Idle 2: Underwater Mystery with similar games
- Fish Idle 2: Underwater Mystery vs That's not my Neighbor
- Fish Idle 2: Underwater Mystery vs Chicken
- Fish Idle 2: Underwater Mystery vs Crisis: The Third Way
Player counts, peaks, reviews and prices side by side. Compare any Steam games
About 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!
- Developer
- Multicast
- Publisher
- MulticastGames
- Released
- Nov 15, 2024
- Genre
- Adventure, Casual, Indie, Free To Play
- Steam Deck
- Playable
- Languages
- 6 languages
Screenshots
Fish Idle 2: Underwater Mystery price
Fish Idle 2: Underwater Mystery is free to play on Steam.
Get Fish Idle 2: Underwater Mystery alerts by email
Fish Idle 2: Underwater Mystery reviews over time
Positive and negative Steam user reviews per week, from Steam's review history.
Fish Idle 2: Underwater Mystery on Twitch
Twitch category "Fish Idle 2: Underwater Mystery", sampled every 30 minutes since Oct 13, 2026. Most watched games on Twitch
Fish Idle 2: Underwater Mystery achievements
Fish Idle 2: Underwater Mystery has 30 Steam achievements. On average a player has unlocked 5.3% of them; the rarest, Supreme Creator, is held by 0.9% of players.
First Catch!Use your first set of fishing gear.26.6%- Sailor’s StartHidden achievement21.1%
- Hidden TreasuresHidden achievement17.3%
- Calm WatersHidden achievement13.5%
- Casting BeginnerReach level 4.13.0%
- Smooth SailorReach level 6.8.2%
- Treasure HunterHidden achievement7.5%
- Storm ChaserHidden achievement6.5%
- Basic ArtisanCraft your first Tier 1 item.6.2%
- Seasoned AnglerReach level 8.5.2%
- Master FishermanReach level 10.3.7%
- Adept CrafterCraft your first Tier 2 item.3.0%
- Ocean ExplorerReach level 12.2.9%
- Chest HoarderHidden achievement2.9%
- Mariner’s JourneyHidden achievement2.7%
- Advanced BlacksmithCraft your first Tier 3 item.2.3%
- Legend of the SeasReach level 14.2.2%
- Skilled BeginnerCraft 10 Tier 1 items.1.6%
- Elite CraftsmanCraft your first Tier 5 item.1.6%
- Master SmithCraft your first Tier 4 item.1.4%
- Mariner's VaultHidden achievement1.3%
- Legendary ArtisanCraft your first Tier 61.3%
- Proficient MakerCraft 10 Tier 2 items.1.1%
- Grandmaster CraftsmanCraft your first Tier 7 item.1.1%
- Legendary CollectorHidden achievement1.0%
- Expert ForgerCraft 10 Tier 3 items.1.0%
- Seasoned ArtisanCraft 10 Tier 4 items.1.0%
- Veteran CreatorCraft 10 Tier 5 items.1.0%
- Mythical SmithCraft 10 Tier 6 items.1.0%
- Supreme CreatorCraft 10 Tier 7 items.0.9%
Global unlock rates from Steam, most common first.
Fish Idle 2: Underwater Mystery DLC
Fish Idle 2: Underwater Mystery has 1 DLC on Steam, newest first.
| DLC | Price (US) | |
|---|---|---|
 | Fish Idle 2: Underwater Mystery, Welcome Pack ↗ | $4.99 |
Latest Fish Idle 2: Underwater Mystery news and patch notes
- Nov 19, 2024 New patch is live! Patch notes
Official announcements from the developer on Steam.
Fish Idle 2: Underwater Mystery FAQ
Is Fish Idle 2: Underwater Mystery dead?
Fish Idle 2: Underwater Mystery has a small but active player base. 481 people are playing it on Steam right now. Over the last 30 days its player count has been stable (down 4% on the month before).
How many people play Fish Idle 2: Underwater Mystery?
481 people are playing Fish Idle 2: Underwater Mystery on Steam right now. In the last 24 hours it peaked at 807 concurrent players.
What is the all-time peak player count for Fish Idle 2: Underwater Mystery?
Fish Idle 2: Underwater Mystery reached its all-time Steam peak of 44,430 concurrent players on Nov 15, 2025.
Is Fish Idle 2: Underwater Mystery growing or declining?
Fish Idle 2: Underwater Mystery is stable. Its average daily peak over the last 30 days was 744, down 4% compared with the previous 30 days.
When is Fish Idle 2: Underwater Mystery most active?
Fish Idle 2: Underwater Mystery usually has the most players around 02:00 UTC (9 PM in New York) and the fewest around 05:00 UTC (12 AM in New York).
Is Fish Idle 2: Underwater Mystery free?
Yes, Fish Idle 2: Underwater Mystery is free to play on Steam.
Is Fish Idle 2: Underwater Mystery good?
Steam players rate Fish Idle 2: Underwater Mystery Mixed: 65% of 1,634 reviews are positive.
When did Fish Idle 2: Underwater Mystery come out?
Fish Idle 2: Underwater Mystery was released on Steam on Nov 15, 2024.
Who made Fish Idle 2: Underwater Mystery?
Fish Idle 2: Underwater Mystery was developed by Multicast and published by MulticastGames.
Is Fish Idle 2: Underwater Mystery still worth playing?
Fish Idle 2: Underwater Mystery has a smaller but active community on Steam today (481 playing right now), though reviews are mixed (Mixed).
RageQuit Charts is not affiliated with Valve Corporation. Steam and the Steam logo are trademarks of Valve Corporation. Player counts come from the official Steam Web API. RageQuit Charts is not affiliated with Twitch. Twitch is a trademark of Twitch Interactive, Inc. Viewer numbers, channel names and profile images come from the official Twitch API.