While there is no record of a main branch release called , this specific version number likely refers to a minor maintenance update within the FL Studio Mobile lineage or a legacy version of the desktop software (FruityLoops 3).
While modern versions like FL Studio 2025 offer up to 500 mixer tracks and AI-powered tools like the "Gopher" chatbot, version 3.5.16 laid the groundwork with foundational tools: fl studio 3.5.16
If you are looking for this version for archival purposes, modern versions of FL Studio are significantly more advanced. FL Studio 3