What to check
1. Do not add borders to make a portrait ebook cover square; rebuild the composition for the 1:1 canvas
Do not add borders to make a portrait ebook cover square; rebuild the composition for the 1:1 canvas.
2. Keep the title and author readable at thumbnail size, and remove barcodes, QR codes, prices, website references, and physical-media imagery
Keep the title and author readable at thumbnail size, and remove barcodes, QR codes, prices, website references, and physical-media imagery.
3. Use a source image with enough genuine pixels for the square crop; enlarging a small portrait file does not restore missing detail
Use a source image with enough genuine pixels for the square crop; enlarging a small portrait file does not restore missing detail.
4. Match the title and author wording to the credited audiobook metadata, and inspect fine type after the final square image has been compressed
Match the title and author wording to the credited audiobook metadata, and inspect fine type after the final square image has been compressed.
5. For exclusive titles, leave the lower-right area flexible because Audible may add its Only from Audible graphic there at its discretion
For exclusive titles, leave the lower-right area flexible because Audible may add its Only from Audible graphic there at its discretion.
Adapt the composition instead of adding a border
Return to the editable art and typography, then rebuild the hierarchy for the square. Preserve the book's recognizable title treatment, author identity, palette, and central motif while changing the crop and line breaks where the 1:1 format requires it.
Coverfairy prepares a 2,400 × 2,400 RGB audiobook square and checks for visible title, author, and artwork. The author remains responsible for matching the credited metadata and reviewing ACX's current requirements before submission.
Sources: ACX cover art requirements. Recheck ACX's live requirements before upload.