Video Thumbnail Grid

Build a contact sheet of frames from a video file and download the whole grid as one image.

Build a thumbnail contact sheet

Video: —
Duration: —
Frames: —
Sheet size: —
Status: Waiting for a video
Every tile is drawn on a local canvas with its timestamp, and the finished sheet downloads as a single image.

How to use the Video Thumbnail Grid

  1. Choose a video file from your device.
  2. Set the grid columns, rows and tile width you want.
  3. Click Build grid, then download the finished contact sheet.

Features

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Frequently Asked Questions

Common questions about the free online video thumbnail grid.

Load your video, choose how many columns and rows you want, then click Build grid and download the finished contact sheet image.
Up to eight columns and eight rows, so sixty four thumbnails, each with the timecode of the moment it was taken from.
It gives you a single overview image of a whole video, which is handy for reviews, storyboards, previews and video catalogues.
Yes. The tile width control sets how wide each frame is drawn, and the sheet grows to fit the grid you choose.
Each tile shows the moment it came from so you can jump straight to that point of the video in a player.
No. Frames are drawn on a canvas on your device and the finished sheet is saved straight to your downloads folder.
Yes. Pick JPEG in the format box for a smaller file, or stay with PNG when you want the sharpest possible tiles.
Yes, on modern mobile browsers, although building a large grid from a long video can be slower on a phone.

Last updated: October 10, 2026