Free tools
Every Solvent tool is free, runs in your browser, and uses this year's IRS figures. No account, and nothing you enter is stored.
Tax calculator
Quarterly Tax Estimator
Know what to send the IRS each quarter, with state rules built in.
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Self-Employment Tax Calculator
See your Social Security and Medicare tax on 1099 income.
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Invoice Generator
Build a clean, client-ready invoice. No signup, no watermark.
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Estimate Generator
Turn a scope of work into a professional cost estimate in minutes.
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