What they allow, and what works

Every platform has raised its ceiling over the years. The length that holds attention has not moved with it, which makes the published limit close to useless as guidance.

01

How long can a short video be?

The ceilings have converged around ten minutes on TikTok, three minutes on YouTube Shorts, and three minutes on Instagram Reels. Snapchat Spotlight sits around a minute. The floor is a few seconds everywhere. What actually holds attention is far shorter than any of these, typically well under a minute.

02

Ceilings against what actually works

Every ceiling has risen over the years. The length that holds attention has not moved with them, which makes the published limit close to useless as guidance.

PlacementMaximum allowedLength that holds
TikTokAround ten minutesWell under a minute
YouTube ShortsThree minutesUnder a minute
Instagram ReelsThree minutesUnder a minute
Snapchat SpotlightAbout a minuteWell under
All of themMinimum a few secondsLong enough for one complete thought

03

Why the ceiling is not a target

Platform limits tell you what is allowed, not what works. Most successful short clips are far shorter than the maximum, because viewers scrolling a feed decide quickly and leave if a clip drags. Aim for the length the content needs, then trim.

Treat the ceiling as a boundary, not a goal.

04

Checking limits before planning

Limits change occasionally. Before planning a batch of longer clips, check the current limits in each platform's help pages. A clip slightly over a limit may be treated as a different format or rejected.

Note the date you checked.

05

Minimum lengths

Very short clips of a few seconds can perform well for quick reactions or loops, but they must still make sense. Clips that end before the point is clear leave viewers confused.

Short is good only when the idea fits.

06

One clip for several platforms

If you post the same clip everywhere, keep it under the lowest common limit of the platforms you use. That avoids producing different versions just because of length.

A clip under a minute fits most short-video feeds comfortably.

07

Longer clips that work

Some clips earn more time: tutorials with visible steps, stories with a clear arc, or discussions that build. If every section keeps the viewer engaged, a longer clip can perform well.

Check the retention graph to see whether viewers stay.

08

Recording with length in mind

Encourage speakers to make points concisely. Complete answers under a minute are easiest to turn into clips.

Short answers save editing time.

09

Long enough, and no longer

  • Ignore the ceiling. It tells you what is permitted, not what is watched.
  • Let the moment set the length. A complete thought is the unit, whatever duration that turns out to be.
  • Cut anything that is not the point. Length is what is left after removing everything else.

Send a recording and see where the natural boundaries fall.

Questions people ask

Does a longer clip get less reach?
Longer clips need to hold attention for longer, which is harder. The length itself is not penalised; failing to hold people is.
Is there a minimum worth posting?
A few seconds is technically allowed, and anything under about fifteen seconds struggles to say something complete.
How long are clips made here?
Length follows the moment rather than a fixed setting, so a clip runs as long as the thing it captures.
Can I choose the length myself?
Choosing your own timestamps is available on paid plans, which puts the boundaries in your hands.
Does the same clip work on all of them?
A clip under a minute sits comfortably inside every ceiling, which is one reason that range is the practical target.

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