All Free Calculators & Tools

Calculate your return on ad spend instantly. Includes break-even ROAS and target ROAS by profit margin.

Find your click-through rate from any clicks and impressions. Includes 2026 benchmarks by platform and industry.

Calculate cost per thousand impressions for any ad spend. Find CPM, total budget, or impressions from any two inputs.

Measure engagement rate for Instagram, TikTok, Facebook, and YouTube. Includes 2026 benchmarks by platform.

Estimate YouTube earnings by views, niche, and audience region. Based on real 2026 RPM data across 13 content categories.

Calculate return on investment instantly. Find ROI percentage, net profit, and annualised ROI for any investment or project.

Find your exact break-even point in units and revenue. Includes target profit mode and break-even price calculation.

Calculate net cash flow for business, personal finances, or rental property. Projects monthly surplus or deficit and annual run rate.

Find your selling price, markup percentage, or gross profit from any cost. Includes markup vs margin comparison.

Add or subtract days from any date to find your exact deadline. Choose calendar or business days and skip US holidays.

Calculate Amazon FBA fees, referral fee, fulfilment fee, net profit, and margin. Updated for the 2026 Amazon fee schedule.

See your exact Etsy fees and net profit per sale instantly. Updated for the 2026 Etsy fee structure.

Find your exact Stripe processing fee and net payout for any transaction. Covers standard, international, and manual entry rates.

Find sale price, discount percentage, or original price instantly. Works for any percentage, any currency, with optional tax.