The term in your search strongly suggests a URL shortening service (like adf.ly, linkvertise, or similar). These are often abused to hide the real download destination. Many such links:

If you remember playing something called “Escape Fishstop 3D” years ago, you likely misremember a mobile game’s name, a Roblox experience, or a short Unity Web Player demo lost to time.

If you are looking for free-to-play fish-themed games on PC, you might consider: or Fishdom on the Microsoft Store. I Am Fish

While there is no permanent "free" version, users occasionally find it through Steam sales or promotional events on reputable gaming platforms. Key Features and Gameplay The game blends eerie atmosphere with absurd comedy: Objectives: You must navigate labyrinthine dungeons, collect 5 rice sacks

: For those looking for mobile play, an APK version has been noted on platforms like TapTap .