Post Borders For Instagram

Instagram crops your photos. Post Borders makes sure it can't.

Add clean borders that fit any photo to any Instagram ratio — so your full photo posts exactly as you shot it. No trimming, no surprises, no lost edges.

LIVE PREVIEW See every change instantly. Swipe between photos, switch ratios, and watch borders update in real time. No more generate-and-wait.

EVERY RATIO INSTAGRAM USES • Square (1:1) • Portrait (4:5) • Grid (3:4) • Story (9:16) • Wide (1.91:1) Give every photo in a carousel the same ratio and your multi-photo posts stay perfectly consistent.

THREE BORDER STYLES • Color — quick swatches or any custom color you like • Blur — your photo becomes its own soft, seamless background • Auto — border color matched to each photo automatically

MAKE IT YOURS Add breathing room with the margin slider. Soften your photos with rounded corners. Every adjustment previews live.

BUILT FOR SPEED • Edit up to 10 photos at once • Save all in one tap, at full resolution • Share directly to any app • Beautiful in light and dark mode • No account, no watermark, no ads

Perfect for photographers, creators, and anyone who cares how their feed looks.

Your photos. Your framing. Never get cropped again.