head to head
Neither is meaningfully harder - they pose close to the same test. The widest gap is optimization, and it is a single point.

Optimization · Systems & Chaos
A visual novel thriller mixing escape-room puzzles with branching life-or-death story routes.

Optimization · Systems & Chaos
Hand-drawn interactive hidden-object game of finding tiny characters in bustling monochrome scenes.
999: Nine Hours, Nine Persons, Nine Doors leans Optimization (Systems & Chaos); Hidden Folks leans Optimization (Systems & Chaos).
Same score on execution - which means the number cannot separate them. The difference is in what each one asks of you.
999: Nine Hours, Nine Persons, Nine Doors
Tapping through text and puzzles, zero dexterity
Hidden Folks
Pointing and clicking only
Same score on reads - which means the number cannot separate them. The difference is in what each one asks of you.
999: Nine Hours, Nine Persons, Nine Doors
Characters follow a fixed script, never adapt
Hidden Folks
No opponent
Same score on variance - which means the number cannot separate them. The difference is in what each one asks of you.
999: Nine Hours, Nine Persons, Nine Doors
Hidden story branches and twists drive first playthroughs
Hidden Folks
Targets are hidden until spotted, then known forever
999: Nine Hours, Nine Persons, Nine Doors leans a little harder on optimization, though the gap is small.
999: Nine Hours, Nine Persons, Nine Doors
Escape-room puzzles and route flowchart are fully solvable
Hidden Folks
Systematic scene scanning and clue interpretation
A matching score does not mean a matching test. Two games can both sit at 10 on execution and demand completely different things of you - which is why the reasoning above matters more than the number beside it.