✳ CALCULATORS

Creator calculators

The arithmetic that comes up before an export - worked out live in your browser, with the formula and its assumptions shown so you can check the number rather than trust it.

Video file size calculator

estimate how large a video will be at a given bitrate and duration

Video bitrate calculator

find the bitrate that makes a video land under a target file size

Aspect ratio calculator

simplify pixel dimensions to a ratio, or find the missing dimension for a ratio

Resolution scale calculator

scale a resolution up or down without distorting it

Crop calculator

work out the crop box and how much of the frame is lost reaching a target ratio

Frame count calculator

convert between duration, frame rate and total frame count

Megapixel calculator

convert pixel dimensions to a megapixel count

Upload time calculator

estimate how long a file will take to upload at a given connection speed

Storage calculator

work out how much footage fits in a given amount of storage

Audio bitrate calculator

estimate audio file size, or pick an audio bitrate for a size budget

Safe zone calculator

convert safe-zone percentages into pixel margins for a specific frame size

Speed and duration calculator

find the resulting duration after speeding up or slowing down a clip

Timecode calculator

convert between SMPTE timecode and seconds at a given frame rate

Letterbox and pillarbox calculator

work out the black bar sizes when fitting a video inside a different shape

Uncompressed audio size calculator

work out how large raw uncompressed audio will be

Data rate converter

convert between Mbps, MB/s, kbps and MB/MiB

Compression ratio calculator

compare an original and compressed file to see what compression achieved

Script duration calculator

estimate spoken runtime from a script word count, and words needed for a target length