The before & afterthat actually lines up.

One tap aligns the photos you already have.

Coming soon: App Store

Built for a TikTok wedding trend brides currently hand-align in CapCut. 3M+ views and counting.

iPhone & iPad · iOS 18 or later

Aligns Pet glow-ups Wedding sunglasses Fitness progress Pregnancy bumps Hair transplants Invisalign reveals Clinical portfolios

PICK A POINT

Every photolines up.

You choose what holds still.

Pick eyes, a smile, shoulders, pet eyes, or an object. Every photo holds that point in the same place.

TRACK THE CHANGE

Months apart.Still in place.

The same dog in 11 photos, from puppy to grown, in different places. The eyes stay in the same place.

As shot
Lign-aligned

Apr 2024 – Oct 2025

The same dog as a puppy and grown up, aligned on the eyes.

BEFORE & AFTER

Your before & afterfinally lines up.

Turn old photos into proof.

IN THE APP

Pick the point.Watch it line up.

How it works

  1. 01

    Pick your photos

    From the camera roll, Files, AirDrop, the share sheet, or by paste.

  2. 02

    Tap an anchor

    Pupils, mouth corners, shoulders, animal eyes, or tap any object on the photo.

  3. 03

    Export the morph

    Photo or video. 9:16 for Reels. 1:1 for the feed. 4:5 for the maxed-out grid.

A real bride

From the wedding-sunglasses trend on TikTok. Three million views. She was hand-aligning frames in CapCut to make the morph land on the beat. Lign aligns them automatically, anchored to faces, sunglasses, or whatever you tap.

See the wedding use case
I took 53 photos, each photo at 0.1 seconds & duplicated until they aligned with the sound.
@deardiarysocial TikTok · 3M+ views · the wedding sunglasses trend

ALIGN ANYTHING

Whatever you compare,Lign aligns it.

  1. Lign use-case picker showing categories: face, body, cosmetic, teeth, pet, object anchor

    01 · Personal transformation

    Watch the change actually look like change.

    Read use case

  2. Manual landmark editor used for clinical alignment workflows

    02 · Clinical & cosmetic

    Portfolio-grade photos. Patient privacy intact.

    Read use case

  3. Puppy in a pet glow-up sequence

    03 · Pets, family, viral

    Eight weeks to five months. Then to forever.

    Read use case

AUTO-ALIGN

One tap.Lign aligns it.

Smart detection finds the anchors automatically.

Apple's Vision framework finds the pupils, mouth corners, shoulders, or animal eyes for you. You only intervene when you want to.

Lign analyzes a stack of portrait photos on iPhone beneath the message "Everything happens on your device."

PRIVATE BY DESIGN

100% on device.Photos stay yours.

No upload. No cloud. No AI faces.

How privacy works in Lign

Read it like a book.Flip through the change.

Lign for iPhone Duo
An open iPhone Duo shows a dog's puppy photo on the left and a later photo with flipbook controls on the right.

YOUR CAMERA ROLL

Pro morphs. Pet glow-ups.Family flipbooks.

All from your phone, in motion.

Coming soon: App Store