Customer reviews
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Four things that change
A plain look at what Kash adjusts on your PC and why each one can matter for responsiveness and consistency. The animations are illustrations, and real results depend on your hardware.
Red stages show where an input can sit waiting for the system or the renderer.
Less waiting between click and screen
Every click travels through USB polling, the Windows scheduler, the game and the render queue before you see it. Kash adjusts selected Windows, timer and power settings that can add avoidable waiting along that route, so your input spends less time in line.
Frame time over time. Spikes above the dashed line are frames that took too long.
Steadier frame delivery
A game needs each frame on a regular schedule. Background tasks, driver work and power-state changes can interrupt that rhythm and cause uneven frame times. Kash trims selected sources of that interruption, so the game gets a cleaner path to your CPU and GPU.
Each dot is a data packet travelling between your PC and the game server.
More even packet delivery
Online games send small packets many times a second, and uneven delivery shows up as jitter and rubber-banding. Kash adjusts selected network adapter and Windows networking settings that can delay or bunch up packets on your side of the connection.
Background activity on each CPU core while a game is running.
Less competing for your CPU
Services, startup apps and telemetry compete with your game for CPU time. Kash lets you switch off selected background work, and every change can be undone, so your game has more of the processor to itself.
Built to be simple
Every tweak is a clear toggle with a plain description. Nothing hidden.
FPS Boost
The tweaks that raise frame rate and cut input delay, gathered in one page. Switch them on one by one or apply them all.
Latency Optimization
Timer, interrupt and USB tweaks aimed at the lowest input delay, so your mouse and keyboard respond faster.
Game-Specific Optimization
Fortnite-focused settings: GPU and CPU priority, fullscreen behavior, Game Mode and in-game distractions.
Advanced Windows Tweaks
Deeper cleanup for experienced users: telemetry, visual effects and unused services, each with a safety tag.
Every change can be undone with a restore point.
What buyers say
Read more in our Discord →“The best tweaks I have used. Zero delay, and everything feels more responsive.”
“I used to get 90 to 120 FPS and now I get 240 to 300. Thank you very much.”
“Really happy with the results. I was getting around 150 FPS before and now I have a steady 240 FPS, even in endgame. The game feels noticeably smoother and I would recommend it.”
“I was already on a decent PC, but this made it feel like a high-end build. I was surprised how well it worked: 150 to 240 FPS, with peaks around 400.”
“My FPS went from around 160 to 240 to 300, the delay is much lower, and the game no longer freezes. It feels far smoother. I recommend these tweaks.”
Reviews written by members in our Discord, lightly edited for spelling and clarity. Results vary by PC.
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