All tools · page 149
6,901 free tools across 25 categories. Tools marked with a lightning bolt are ready to use right now.
Converts resolution and screen size into millimeters per pixel.
Compares the PPI of two screens to judge sharpness differences.
Converts a screen resolution into its aspect ratio and nearest standard ratio.
Compares the shape and area of two aspect ratios side by side.
Estimates whether a resolution upgrade is visible at your screen size and viewing distance.
Matches a screen diagonal to the resolution class where text stays comfortably sharp.
Converts between frame rates and milliseconds per frame.
Explains what refresh rates and VRR change for reading, scrolling, and gaming.
Estimates motion smoothness and input lag gains from a refresh rate upgrade.
Recommends viewing distance and screen placement from monitor size.
Plans dual screen placement, angles, and size pairing for a desk.
Calculates required data rate for a resolution, refresh rate, and color depth combination.
Checks whether a display mode fits DisplayPort or HDMI version limits.
Finds the minimum HDMI version needed for a resolution and refresh combination.
Explains 4:4:4, 4:2:2, and 4:2:0 color sampling and when each appears.
Calculates bandwidth saved by chroma subsampling at a given display mode.
Explains peak brightness tiers in nits and what each enables for HDR.
Compares sRGB, DCI-P3, and AdobeRGB coverage percentages between two panels.
Decides between IPS, VA, TN, and OLED panels for a use case.
Plans habits and settings that minimize OLED burn-in risk on laptop screens.
Decides between matte and glossy coatings for your working environment.
Decides whether a touchscreen justifies its cost, weight, and battery draw.
Calculates effective pixel density and UI element size at a scaling level.
Matches scaling between a laptop panel and external monitor for consistent element sizes.