Nautis LogoNautis Logo
About
Product
Free Tools
Pricing
Blog
Sign InGet Started
HomeFree tools

Free tools for founders

Real answers about your startup in about a minute. No signup to see the result.

All8Idea1Pre-seed3Seed2Growth2
  • Idea Validator
    About a minute
    AI

    Validate your startup idea before you build it

    Describe the idea and who it is for. Get a 0–100 validation score, three signal reads on market, differentiation and risk, and the one question you should answer before writing another line of code.

    Start free
More free tools

Calculators and AI generators

Model the numbers and draft the documents every founder needs. All free, all shareable.

32 calculators
  • Startup Valuation Calculator
  • SAFE Note Dilution Calculator
  • Cap Table Simulator
  • Exit Waterfall Calculator
  • Liquidation Preference Calculator
  • Pro-rata Investment Calculator
  • Founder Secondary Calculator
  • Convertible Note vs SAFE Comparator
See all
38 AI generators
  • Elevator Pitch Generator
  • Mission Statement Generator
  • Vision Statement Generator
  • Tagline & Slogan Generator
  • Value Proposition Generator
  • Founder Bio Generator
  • Startup Name Generator
  • Business Plan Generator
See all

Want to receive news and updates?

Get the latest startup tips and product updates.

Nautis LogoNautis Logo

Nautis is the AI business operating system for startups, with an AI Chief of Staff that runs daily operations and asks before it acts. It keeps planning, fundraising, finance, team operations, and daily execution in one workspace.

Nautis - The AI-native Operating System for founders. | Product HuntNautis - The AI-native Operating System for founders. | Product Hunt

Product

  • Overview
  • AI Chief of Staff
  • AI Business OS
  • Startup OS
  • Why Nautis
  • Compare
  • Alternatives
  • Who it's for
  • Industries
  • Startup roles
  • Integrations
  • Pricing
  • Security
  • Roadmap

Resources

  • Free tools
  • Glossary
  • Investor Directory
  • Calculators
  • AI Generators
  • Guides

Company

  • About
  • Blog
  • Careers
  • Docs
  • Contact

Legal

  • Privacy Policy
  • Terms of Service
  • Cookie Policy
  • Data Retention
  • Data Processors

Copyright © 2026 Nautis. All rights reserved.

Startup software:

  • Startup operating system
  • · Best startup operating system
  • · Best startup management software
  • · Best software for startups
  • · Best AI tools for startups and founders
  • · Founder operating system
  • · All-in-one startup platform
  • · Startup management platform
  • · Startup operations platform
  • · Startup workspace software
  • · Startup management tools
  • · Startup workflow software
  • · Startup productivity platform
  • · Tools every startup needs
  • · Startup software stack
  • · Startup management dashboard
  • · Startup command center
  • · Startup execution platform
  • · All-in-one business management software
  • · Business operations management software
  • · AI-powered business management platform
  • · Small business operations software
  • · Startup team management software
  • · AI workflow management platform

Fundraising and investors:

  • Startup fundraising software
  • · Startup fundraising CRM
  • · Fundraising pipeline management
  • · Pre-seed fundraising tools
  • · Startup investor management software
  • · Fundraising tracking software
  • · Investor CRM software
  • · Investor relationship management software
  • · Venture capital CRM software
  • · VC deal flow management software
  • · Angel investor database

Marketing tools:

  • Social media calendar software
  • · Social media planning tool for teams
  • · Marketing workflow management
  • · Marketing automation for startups
  • · Brand management software
  • · Brand asset management software
  • · Branded URL shortener
  • · URL shortener with analytics
  • · QR code link tracking
  • · Custom form builder
  • · No-code form builder for startups

AI generators:

  • AI business plan generator
  • · AI pitch deck generator
  • · AI investor update generator
  • · AI SWOT analysis generator
  • · AI go-to-market strategy generator
  • · AI startup name generator
  • · AI mission statement generator
  • · AI executive summary generator
  • · AI business proposal generator
  • · AI job description generator
  • · AI elevator pitch generator
  • · AI cold email generator
  • · AI marketing strategy generator
  • · AI startup idea generator
  • · AI meeting agenda generator