Ability to apply film-inspired presets to video clips.
Modded APKs like "VSCO MN" aim to provide the full "Pro" experience without the subscription cost:
Unrestricted use of HSL (Hue, Saturation, Lightness), Split Tone, and Border tools.
Downloading "MN" or other modded APKs from third-party sites introduces several dangers: Photo Editor App for Mobile & Desktop - VSCO