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📈 ROI · Investment Returns · Payback

ROI Calculator — Return on Investment

Calculate return on investment, annualised ROI, and payback period for any spend or project. Compare investments and assess financial viability.

For planning purposes only — confirm with your accountant or adviser.

1) Inputs

Total Profit / Loss
ROI (%)
Annualised ROI (%)
Break-even Multiple

2) Charts

Investment Growth Over Time
Gain vs Cost Breakdown

3) Get Expert Help

Need a deeper ROI model with reinvestment, inflation, or taxes? Send us a message.

What this means for you

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Need help beyond the ROI Calculator Ireland?

Whether it's a bespoke financial model, an accounting question, or you'd like a walkthrough — our team is happy to help.

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  • ACCA-qualified expertise
  • Usually reply same day

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