Free Tools & Calculators
Plan your online income journey with our free interactive tools. Get realistic estimates based on real data.
Choose a tool for the decision in front of you
This is EarnOnlineGuide's interactive directory: calculators for testing numbers, assessments for identifying planning gaps, and comparison tools for researching a path. It is separate from our online software and workflow guides, which explain productivity, communication, automation, time-tracking, and AI applications.
Start with the question you need to answer, then read the assumptions shown beside the result. These tools make arithmetic and trade-offs visible; they cannot verify demand, guarantee earnings, or replace current tax, legal, or financial advice.
Interactive Assessments
Money Mechanics: Tax, Pricing & Cost Tools
Self-Employment Tax Calculator (2026)
Schedule SE math in full: Social Security up to the wage base, uncapped Medicare, and the deductible half.
Open calculator1099 Tax Calculator (2026)
Self-employment tax plus federal income tax, safe-harbour targets and a monthly set-aside.
Open calculatorFreelance Rate Calculator
Derive the hourly, day, retainer and project floor from your income target, costs and real billable utilization.
Open calculatorStartup Cost Estimator
Build an online business budget line by line: one-off versus recurring costs and the runway before revenue.
Open estimatorSelling Fee Calculators
eBay, Etsy, Stripe, Mercari, Depop and Poshmark: exact platform fees, payout, real profit and break-even price — verified against official fee docs.
Compare platformsData & Research Resources
Digital Skills Matrix
Compare 25 digital skills by learning curve, prerequisites, how competence is evidenced, and the remote roles each one maps to.
Browse skillsRealistic Online Income Model
Model your first-year income ramp using your own researched rate — no invented earnings claims.
Open modelRemote Role Matrix
Compare 40+ remote roles by entry difficulty, skills and pay tier, sourced to the US BLS.
Browse rolesOur Methodology
Exactly how our tools calculate, where the data comes from, and what we refuse to claim.
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Quick Calculators
Hourly Rate Calculator
Side Hustle Estimator
Blog Revenue Estimator
Affiliate Earnings Calculator
Which calculator or assessment should you use?
Different tools answer different questions. Use one focused tool first rather than combining unrelated outputs into a single forecast.
Compare an online income path
Use the quick income calculator to compare broad scenarios. Use the realistic income model when you have a rate supported by listings, quotes, or your own results and want an auditable first-year ramp.
Plan a move into freelancing
Start with the readiness assessment to identify gaps. Then use the savings runway calculator for personal reserves and the freelance rate calculator for a pricing floor that includes unbillable time and costs.
Budget business costs and taxes
Build one-off and recurring expenses with the startup-cost estimator. Estimate Schedule SE separately with the self-employment tax calculator, or add a simplified federal-income-tax scenario with the 1099 tax calculator.
Check marketplace fees before listing
The selling-fee calculator collection routes you to verified models for eBay, Etsy, Stripe, Mercari, Depop, and Poshmark. Each separates platform payout from profit after the costs you enter.
How to use an estimate responsibly
- 1
Use evidence-based inputs
Replace defaults with current figures from official fee pages, real listings, accepted proposals, invoices, or your own essential-expense records.
- 2
Change one assumption at a time
Run a conservative case before an upside case so you can see which input causes the result to move.
- 3
Read the exclusions
Check whether the result omits taxes, benefits, refunds, paid leave, demand, shipping, or other costs relevant to your decision.
- 4
Verify before acting
Treat the output as planning arithmetic. Confirm high-consequence tax, legal, employment, and financial decisions independently.
Frequently Asked Questions
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