Free Online Tools for Founders— LotofTools
59+ free calculators for founders. Burn rate, LTV:CAC, NPS, and more.
Apr 20, 2026
Finance & Accounting
financial calculators
founder resources
saas metrics
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1000+ free browser-based tools: SaaS calculators, developer utilities, finance tools, marketing calculators and more. No signup. Runs 100% in your browser.
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