Why aim assist exists at all
Aim assist exists because a physical stick is a coarse input device. A thumb can move a stick quickly but not precisely — so games grant controller players a rotating magnet that gently pulls the reticle onto a target and a slowdown zone around it. That assist is tuned per game, per weapon and per distance, and it is a deliberate part of the game's balance between input devices.
A mouse is precise: modern mice report thousands of counts per inch with effectively zero latency judged by human reaction times. Games historically give a mouse player nothing, because a mouse does not need a magnet — and because game balance says mouse players should carry the whole cost of aiming.
What a virtual controller actually changes
Inputize does not add aim assist — it cannot and does not try. It converts your mouse movement into the analog stick of a virtual Xbox 360 controller, so the game classifies your input as controller input and applies its own aim assist: magnet pull near targets in Warzone and Apex, the slowdown zone in Fortnite's controller builds. The assist strength is entirely the game's; Inputize's job is shaping the stick so the game's assist engages smoothly instead of thrashing.
Two honest consequences follow. First, you get the assist mechanics of a controller while keeping the physical precision of a mouse — which is why this category of tool exists at all. Second, you also inherit controller classification: if the game applies stronger recoil or weaker movement penalties to controllers, or disables certain features for them, that applies to you too.
What to expect per game
Warzone / Call of Duty: the strongest assist on PC, with rotational pull that follows targets while you strafe. A shaped curve (Aggressive or S-Curve) keeps you inside the assist bubble; anti-recoil pairs with it because the assist detaches the moment you fight a big climb manually.
Apex Legends: assist values are lower than CoD's and were repeatedly retuned; it still materially helps tracking at mid range. S-Curve is the community-proven default here because Apex's assist zone is tighter and a calm center stops the stick from overshooting it.
Fortnite (PC controller builds): assist behaves differently in build vs aim modes and is weaker on PC than on console. Linear or a gentle S-Curve keeps the interaction predictable; aggressive presets can double-stick in build fights.
The honest expectations section
Mouse-to-controller aim assist is a real, measurable change — but it is not 'aimbot-lite'. The feel depends on your game, your curve tuning and your own aim: the magnet helps, yet you still track, lead and flick. People who expect to suddenly win every spray get disappointed; people who tune their profile (curve, deadzone, smoothing, anti-recoil) and practice with it report the classic controller-feel: heavier tracking in close fights, the same mouse you always had at long range. The fifteen minutes spent tuning the curve preview are the difference between 'it does nothing' and 'it finally tracks like a controller.' If you are still choosing between tools — adapters, remappers, scripting hardware — read the honest comparison of the whole field.