Tax overpayment calculator
Did you overpay tax last year?
Find out in under a minute. We estimate missed deductions and potential tax impact based on your occupation and work pattern.
Privacy note
This tool only sends the answers you enter into the calculator to Deductly's server-side analysis flow when generating enhanced Pro insights. It does not require document upload, and it does not need sensitive files to work.
Free vs Pro
- Free: instant overpayment estimate, deduction gap, confidence level, and category cues for your occupation.
- Pro: server-side personalised insight summary, priority deduction areas, watchouts, and clearer next-action sequencing.