[ the experiments division of C4E ]
Productivity · Creativity · Health

We build AI tools, in the open.

A C4E venture · Mumbai · Est. 2026Scroll to explore ↓
01  /  What this is

C4E Labs is where C4E experiments. Small, sharp AI tools across productivity, creativity, and health. We ship them into the world and write down what we learn.

02  /  Three themes
What we build toward
01

Productivity

Command centres for the work and words you’re juggling. Fewer tabs, more shipped.

01 tool →
02

Creativity

Tools for makers: writers, film-makers, and storytellers. Built to respect the craft and the copyright.

01 tool →
03

Health

Dignified tools for the body, built for real life, not a perfect one.

02 tools →

Selected experiments

View all →
Live

Yellow

Health

Understand what’s changing in your body, and be taken seriously. A suite for perimenopause and menopause.

spotyellow.com →
Live

HelioCoach

Health

Supplement habits that survive real life. One tap to log, timezone-aware reminders, streaks you won’t lose.

heliocoach.com →
Live

ShipShit

Creativity

Write scripts that demand the screen. Industry-perfect format, your copyright, never used to train a model.

shipshit.in →
In lab

sgTasks

Productivity

A command centre for everything you’re juggling: words, tasks, the day, on one calm surface.

Opening soon
03  /  Build with us

We hire young people and teach them to build AI-native.

No résumé theatre. If you can think clearly and ship, come build the next experiment with us.

See open roles →
[ submit an idea ]

Tell us what you wish existed.

Submit an idea →