Preet Panchal
Apps on the App Store (4)
Tap one for links
AgitateiPhone
An instant camera. Every photo prints blank, and you shake your phone to develop it.
On the App Store since Oct 2026
DeflateiPhone · iPad · Mac
Shrinks a PDF or photo for an upload form’s size limit.
On the App Store since Sept 2026
GeoLensiPhone
A camera that stamps every photo with where and when it was taken.
On the App Store since Jun 2026
DocFortiPhone · iPad
A safe place for the details of the documents you can’t lose. Collects nothing.
On the App Store since Feb 2026
Projects (7)
Not on the App Store
I found something in the skyIn progress
Looking for a star or planet nobody has noticed, in free NASA telescope data. Nothing found yet.
Astronomy notebook
Infrastructure LadderIn progress
Ten pieces of infrastructure rebuilt in .NET from their specs, each graded by someone else’s tests.
Infrastructure in .NET
ChirperLive on the web
Laravel’s tutorial app, built tests first, with its decisions written down.
Laravel practice app
The Hand Inside the EquationLive on the web
Paper marbling, a black hole’s light and your own camera, each rebuilt from its maths.
Interactive web gallery
wakeLive on the web
A living drawing instrument: thousands of lines moving through fields of force.
Generative art for the browser
Math & Physics PlaygroundLive on the web
Pendulums, orbits and fractals you can play with, each running on the real equations.
Maths and physics for the browser
AuditWedgeIn development
Shows online stores where supplier costs eat their margin, SKU by SKU.
Business tool