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Marketing Tools

Free tools to optimize your marketing

Calculate ROI, test subject lines, check for spam, and more. Essential tools for every marketer, completely free.

Marketing tools dashboard with calculators and analyzers

Featured Tools

Essential tools to optimize your marketing performance

ROI calculator interface with input fields and charts
Analytics

Marketing ROI Calculator

Calculate the return on investment for your marketing campaigns. Input your costs and revenue to get detailed ROI metrics.

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Subject line testing interface with spam score indicators
Email Tools

Email Subject Line Tester

Test your email subject lines for deliverability, spam score, and engagement potential. Get improvement suggestions.

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CLV calculator with customer data inputs and projections
Analytics

Customer Lifetime Value Calculator

Calculate CLV based on purchase frequency, average order value, and retention rate. Includes cohort analysis.

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