Animation Frame Count Calculator

How it works

Total frames = length (s) × fps · drawings = animated frames ÷ frames per drawing (rounded up) · mixed = frames on ones + frames on twos ÷ 2 · ms per frame = 1000 ÷ fps · timecode frames = (h × 3600 + m × 60 + s) × nominal fps + ff (drop-frame: − 2 × (minutes − ⌊minutes ÷ 10⌋) at 29.97) · 35 mm feet = frames ÷ 16

Every animation is a stack of still frames shown fast enough to read as motion. The total frame count is the length in seconds times the frame rate; you can also start from an editor’s SMPTE timecode or a frame count. Traditional animators rarely draw a fresh picture for every frame: animating “on twos” holds each drawing for two frames, halving the drawings while the clip runs just as long, and most shots mix ones for fast action with twos for the rest. Holds reuse a drawing, and key poses are only part of the drawings — the rest are breakdowns and in-betweens. The calculator also gives the length as timecode, as seconds + frames (the way exposure sheets count time), and as 35 mm feet + frames (16 frames to a foot), and turns the drawing count into hours and working days. Video rates such as 23.976 and 29.97 fps count timecode at 24 or 30 frames per second, so timecode drifts behind the clock unless you use drop-frame timecode, which skips two frame numbers each minute except every tenth.

Worked example

A 10-second shot at 24 fps is 240 frames. Animate on twos and you draw one picture every two frames — 240 ÷ 2 = 120 unique drawings — while the clip still runs a full 10 seconds: 10+00 in seconds + frames, 15+00 in 35 mm feet. With 30% of the shot on ones and the rest on twos, it needs 72 + 84 = 156 drawings, and at 20 minutes per drawing that is 52 hours, or 6.5 eight-hour days for one animator.

Frequently asked questions