slay is now an AI composition guide camera
slay finds your subject, shows where it should go and tells you the moment the shot is locked.

Most camera apps wait for you to know what you're doing. slay doesn't. With version 2.0, slay is now an AI composition guide camera: it finds the subject in your frame, shows you exactly where it should go, and tells you the moment the shot is locked — with a glow and a haptic. No more guessing where the horizon goes. No more "why does my photo look flat?"
TL;DR: slay is an iPhone camera app that overlays 14 composition guides (rule of thirds, vanishing point and more) on the live viewfinder, tracks your subject with on-device AI, checks that your horizon is level, and locks when the shot lines up. It's free on the App Store.
What is an AI composition guide camera?
An AI composition guide camera uses on-device vision to understand what's in your frame and coaches you to place it well. slay does it with four ideas.
- It finds your subject. slay looks for people first and, if there are none, the most prominent object in the frame. It follows the subject live as you move.
- It gives you the right guide for the shot. slay has 14 composition guides, from One-Third to Vanishing Point to Two-Point Vertex. Turn the dial and the lens zooms to the focal length that guide works best at.
- It tells you when the shot is locked. When your subject lands in the guide's target zone, the zone lights up orange, the readout says LOCKED and your phone gives a firm tap. A level indicator does the same for the horizon.
- It tells you how you did. Every photo keeps a short shot report — subject in zone, horizon level, film stock — and develops like a darkroom print.
A grid shows you lines. slay actually coaches you.
How to take a better photo with slay in 4 steps
- Open the camera and point. slay starts tracking your subject right away.
- Turn the guide dial. Swipe through the guides like a focus ring. Each one snaps into place, and the lens zooms to match.
- Move until it locks. Watch the dashed shape. When your subject enters the zone, the dashes stop, the zone glows and you feel the haptic.
- Shoot, then develop. Tap the shutter. Swipe the viewfinder first if you want a film stock like Arabica 12 or Neon 770. Open the Darkroom and your photo fades in like a print, next to its shot report.
Four steps, and you're framing like someone who's done it for years. If you want to see every guide and when to use it, browse the 14 composition guides.
Built for anyone who's ever deleted a photo
Great composition used to take years of practice or a pricey course. slay puts that knowledge in the viewfinder, at the moment you need it.
- Beginners get a coach that shows where the subject goes before the moment's gone.
- Creators get scroll-stopping frames for Instagram, TikTok and Pinterest, finished in camera — see the best camera apps for Instagram photos.
- Travelers get postcard shots of streets, roads and skylines, with a level horizon every time.
- Learners get the Field Guide: short lessons that end with an assignment. The camera opens with the right guide loaded, so you learn by shooting, not by reading.
Learn it. Shoot it. Develop it. Then do it again, a little better each time.
Stop guessing. Start slaying.
Your next favorite photo is one guide away. Get slay on the App Store and let the guides frame it with you: https://apps.apple.com/app/id6807513456?utm_source=slaycamera&utm_medium=article&utm_campaign=ai-composition-guide-camera
Questions about this article
Quick answers from the article. Ask anything else below — the assistant answers from the app's docs.

Frame it perfectly, every time.
Free to download. Slay Pro from $1.99/week unlocks every guide, LUT and lesson.
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