Free SaaS Tools & Calculators
16 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
8 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
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
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.