Free SaaS Tools & Calculators
25 free tools for SaaS founders. Calculate MRR, LTV, CAC, churn, and valuation. Generate startup ideas with AI. Launch your product.
Platform & Discovery
Launch products, discover ideas, and explore data for free
LaunchDB
Browse product launches and submit your own startup for free exposure
SwiperDB
Swipe through validated startup ideas and save the ones worth building
Platform Demo
Watch video walkthroughs of every BigIdeasDB feature before signing up
Live Data Examples
Preview real market intelligence data from Reddit, G2, Capterra, and more
SaaS Calculators
9 essential metrics calculators used by over 1,000 SaaS founders
MRR Calculator
Calculate Monthly Recurring Revenue, track growth rate, and forecast annual run rate
CAC Calculator
Calculate Customer Acquisition Cost across marketing channels and campaigns
LTV Calculator
Estimate Customer Lifetime Value and optimize your LTV:CAC ratio
ROI Calculator
Measure Return on Investment for marketing spend and business initiatives
Break-Even Calculator
Find your break-even point based on fixed costs, variable costs, and pricing
Burn Rate Calculator
Calculate monthly burn rate and remaining runway from your cash balance
Churn Rate Calculator
Measure customer and revenue churn rates to identify retention issues
SaaS Valuation Calculator
Estimate your SaaS business valuation using ARR multiples and growth metrics
App Store Revenue Calculator
Project subscription app revenue, profit, and LTV using real benchmarks from 100,000+ apps
AI-Powered Tools
Generate and validate startup ideas using AI trained on real market data
AI Business Idea Generator
Generate startup ideas backed by real user pain points and market demand data
AI Idea Evaluator
Score and validate your startup idea across market size, competition, and feasibility
Reddit Keyword Generator
Extract high-intent keywords from Reddit discussions in your target niche
SaaS Metrics Dashboard
Input your numbers and visualize MRR, churn, LTV, and growth in one dashboard
Niche Finder
Find underserved, buildable niches grounded in real demand data from 1M+ complaints
Competitor Finder
Find and analyze competitors from real funded-company and revenue data, plus the gaps to exploit
Market Size Calculator
Estimate your TAM, SAM, and SOM with transparent assumptions and methodology
Value Proposition Generator
Generate clear, differentiated value propositions for your product in seconds
User Persona Generator
Create detailed buyer and user personas with goals, pain points, and objections
SWOT Analysis Generator
Generate a strengths, weaknesses, opportunities, and threats analysis for any business
Target Audience Generator
Identify your best target audience segments and how to reach each one
Business Model Generator
Build a business model canvas and find the right revenue model for your idea
Ready for the full platform?
Go from idea to launch with market intelligence, revenue data, AI project management, and everything you need to build and ship.