PC requirements

Cut the Rope System Requirements

Cut the Rope needs at least 1 GHz, 512 MB RAM and supports Shader Model 1.1 graphics.

Verified Sources: Steam store listing
Cut the Rope minimum and recommended PC specifications
Component Minimum
Operating system XP
Processor 1 GHz
Memory 512 MB RAM
Graphics supports Shader Model 1.1
Storage 150 MB HD space
Not sure how your PC compares? Use the Can I Run It checker — pick your CPU and GPU and it tells you which column you land in.

Other platforms

Cut the Rope is also available on these systems, where hardware is fixed and no per-PC check is needed:

Nintendo 3DS Nintendo DSi Android iOS PC (Microsoft Windows) Windows Phone

Quick answers

Running Cut the Rope on PC

Can my PC run Cut the Rope?
Compare your CPU, GPU and RAM against the minimum column below. If your parts match or beat every minimum row, the game will launch — though you may need to lower settings. Matching the recommended column is what gets you 60fps at 1080p.
How much storage does Cut the Rope need?
150 MB HD space