Extimator – Fast, structured project estimation on one page

Summary: Extimator is a minimalist estimation tool combining scope, cost, and timeline planning on a single page. It supports roles, buffers, sprint logic, and overheads, with AI suggesting missing tasks or risks when connected to a user’s own API key.

What it does

It functions like a smart spreadsheet, enabling manual project estimation with optional AI assistance for scope review and risk identification. Core features are free, with premium access required only for hosted AI or storage.

Who it's for

Ideal for professionals needing focused, structured project proposals without heavy tools like Jira.

Why it matters

It addresses the gap between overly simple and complex estimation tools by providing a streamlined, single-page workflow with AI-enhanced insights.