Seamless Tile Checker

Upload a tile, repeat it in a grid, and hunt down seams before they ship in your game.

Tile

Drop a tile or click to browse
PNG · JPG · WebP · GIF
tile thumbnail
tile.png—
Slide to shift the repeat by a fraction of the tile — great for exposing edge seams.
Grid lines
Pro tip: set half-offset to 0.5 and watch the grid — if the tile is truly seamless, nothing changes. Any flash of a hard edge is a seam.
🧩 Load a tile on the left to see it repeated here.