Nummo makes numbers work for you
An all-in-one workstation that removes limitations
Turn instructions into live spreadsheet changes
Catch mistakes and receive next step guidance
Search and import data in-sheet without context-switching
Nummo makes working easy for you
A rebuilt interface to capture entire workflows
Understand both sides of an argument in one place
Same shortcuts across Mac + PC
Audit sources swiftly and correctly
Nummo has the full story for you
Formulas are written and audited automatically. Private files like PDFs and decks flow directly into your sheet, and every source, version, and change lives inside one .nummo file
Each spreadsheet is a network of concepts
Every Nummo model is a semantic graph. Cells are defined metrics tied to assumptions and dependencies, so AI can make deterministic, explainable updates
Secure by design and nature
Local-first by design - your models stay on-device with offline access, and support for custom LLMs and on-prem deployment keeping individuals and institutions compliant