Everyday & Hobbies
145 tools · page 3 of 3
- eDPI Calculator Calculate your eDPI (effective dots per inch) — mouse DPI multiplied by in-game sensitivity — to compare aim settings consistently across games and players in FPS titles.
- f-stop to Aperture Area Converter Converts an f-number to its relative light-gathering area and, with focal length, the physical aperture diameter and area.
- FPS Bottleneck Calculator Estimates the effective frame rate, bottleneck percentage and each component's utilization from CPU- and GPU-limited FPS.
- GPA to Percentage Calculator Convert your GPA (4.0 or 5.0 scale) to a percentage.
- Hat Size Calculator Convert head circumference into US and EU hat sizes.
- Helium Tank Balloon Calculator Work out how many latex balloons a helium tank can fill, based on tank volume and balloon size.
- KDA Ratio Calculator Compute your KDA ratio (kills + assists) ÷ deaths for any match.
- Knitting Increase Calculator Calculates how many increases you need and how many stitches to knit between them to evenly space increases across a knitting row.
- Napkin Quantity Calculator Estimate how many napkins to stock for an event by guest count and service style, with a 10% buffer.
- Pixels to Print Size Calculator Converts an image's pixel dimension and DPI into its printed size in inches and centimeters.
- Port Tuning Frequency Calculator Calculates the Helmholtz tuning frequency of a vented (ported) speaker enclosure from the port area, port length, and box volume.
- Pottery Shrinkage Calculator Calculates the wet (greenware) size needed to reach a desired fired dimension given clay shrinkage.
- Print to Pixels Calculator Calculates how many pixels you need to print a given size sharply at a target DPI.
- Quilt Batting Calculator Calculates the batting dimensions and area needed for a quilt top, including overhang on every side.
- Reading Pages Per Day Calculator Find how many pages you need to read each day to finish a book by your deadline, based on your current page and days available.
- Resin Print Cost Calculator Calculate the resin cost of an SLA 3D print from model volume and price per litre.
- Ring Size from Circumference Calculator Convert finger circumference (mm) to US ring size and inner diameter.
- Ring Size from Diameter Calculator Convert a ring’s inner diameter (mm) to US ring size and circumference.
- Sailing Hull Speed Calculator Calculate the theoretical displacement hull speed of a boat from its waterline length: 1.34·√(LWL in feet) knots.
- Seam Allowance Calculator Calculate the fabric cut size needed for a finished piece by adding seam allowance on every side: cut = finished + 2 × allowance. Avoid sewing mistakes and wasted fabric on every project.
- Shoe Size by Foot Length Calculator Convert your foot length (cm) to EU, US and UK shoe sizes.
- Speaker Delay Alignment Calculator Calculates the signal delay needed to time-align two speakers at different distances, using the speed of sound at the given temperature.
- Wedding Anniversary Gift Calculator Looks up the traditional and modern gift materials associated with a given wedding anniversary year.
- Weighted GPA Calculator Weighted GPA from regular, honors (+0.5) and AP (+1.0) courses.
- Weighted Grade Calculator Calculate your weighted final grade from category grades and their weights.