Observin / Independent app studio

Apps for the night sky.And a few that aren’t.

Five apps. One studio. Night-sky tools first. A puzzle and an artillery game because we felt like it.

01/Lineup

Five apps, one studio.

01/Astrophotography

Stack night-sky sequences into trails, time-lapses, and growing-trail videos. Desktop algorithms, no computer.

Star trails from your pocket

02/Astro editor

Star detection, batch editing, and finishing for your astro frames. No upload, no account.

Edit the sky on-device

03/Intervalometer

Float a timer over your existing camera app and fire the shutter for you. Your camera owns every shot.

Tap any camera on a schedule

04/Puzzle

A quiet arrow puzzle. Progress stays on your phone. Free, with ads off the play canvas.

One arrow. The whole board answers.

05/Game

Tropical artillery. Every shot reshapes the island. 40 tanks, 177 weapons, rewarded ads only when you ask.

Aim. Arc. Boom.

New/Mac app

Trailium and Starro in one Mac app, with Pro tools for sky and foreground. $39.99 once, with a 7-day free trial.

The night sky, full size

02/Showcase

Star trails people made with Trailium and sent to us from the app, featured with credit.