Life & fun · alternatives · 2026

24 alternatives to UK Side Hustle Tax Calculator

Free UK extra income tax calculator for 2025/26. Estimate Income Tax and Class 4 National Insurance on side hustle and other extra income alongside PAYE salary, expenses, trading allowance and HMRC Self Assessment deadlines.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. UK Side Hustle Tax Calculator launched in 2024; newer entries below may have overtaken it.

1. 1IT
   Income Tax Calculator▲64

   2015 · incometaxcalculator.net.in · its alternatives →

2. 2
   HivePayroll Calculate Income Tax▲76

   Calculate income tax on your earnings in a few simple steps

   2022 · hivepayroll.co.in · its alternatives →

3. 3
   taxcalculatorsuk.co.uk▲5

   25+ free UK tools for finance, wellness & daily life

   2025 · taxcalculatorsuk.co.uk · its alternatives →

4. 4
   UK Income tax calculator▲6

   Get your tax estimate now!

   2025 · pie.tax · its alternatives →

5. 5
   TaxSight▲3

   Free UK tax calculators with 200+ pre-built salary pages

   Apr 2026 · taxsight.co.uk · its alternatives →

6. 6
   Side Hustle Tax▲3

   Free quarterly tax estimator for freelancers & self-employed

   Aug 2026 · sidehustletax.app · its alternatives →

7. 7
   Free Self-Employed Tax Calculator▲16

   Tax calculation for self-employed professionals in Portugal

   2025 · its alternatives →

8. 8
   AtlasPeak▲3

   Free UK financial calculators - mortgage, stamp duty & more

   Jul 2026 · atlaspeak.app · its alternatives →

9. 9
   TaxSimple▲1

   Free UK tax calculator for self-employed no signup

   Apr 2026 · taxsimple.me · its alternatives →

10. 10
    Indian Income Tax Calculator 2025-26▲8

    Income tax calculator based on India's new 2025 Union Budget

    2025 · its alternatives →

11. 11
    AfterTaxCalculator

    Calculate your exact take-home pay after income tax.

    Mar 2026 · aftertaxcalculator.uk · its alternatives →

12. 12
    Reverse Tax Salary Calculator▲4

    Calculate UK gross salary before tax from net income.

    2017 · play.google.com · its alternatives →

13. 13
    VAT Calculator▲8

    Add or Remove VAT Instantly — Free UK Calculator

    2025 · bird.ac · its alternatives →

14. 14
    EveryCentCalc▲2

    Free tax & money calculators for freelancers

    Aug 2026 · everycentcalc.biz.id · its alternatives →

15. 15
    WageLab▲2

    Free UK take-home pay calculator. Calculate your salary.

    Jun 2026 · wagelab.co.uk · its alternatives →

16. 16
    India Tax Calculator▲6

    Free income tax & financial calculators for FY 2025-26

    2025 · indiataxcalculator.in · its alternatives →

17. 17
    0% Tax▲3

    Easy Income Tax Calculation: FY 2023-24 (AY 2024-25)

    2024 · 0percenttax.vercel.app · its alternatives →

18. 18
    Income Tax & Salary Calculator 2026▲4

    Calculate Income Tax and Take-Home Salary Easily

    Jul 2026 · globaltoolsbox.online · its alternatives →

19. 19
    Irish Income Tax Calculator▲3

    Calculate easily your take home money

    2021 · its alternatives →

20. 20
    What's the Income Tax?▲8

    Global income tax calculator

    Nov 2025 · whatstheincometax.com · its alternatives →

21. 21
    Contractor Calculator▲15

    Calculate contractor earnings, taxes, and take-home pay.

    2025 · contractor-calculator.co.uk · its alternatives →

22. 22
    PaycheckDB Bonus Tax Calculator▲4

    Estimate after-tax bonus pay by state

    Jul 2026 · paycheckdb-2026-calculator.vercel.app · its alternatives →

23. 23
    TaxJara▲2

    A free nigerian tax returns calculator

    Mar 2026 · taxjara.com · its alternatives →

24. 24
    US Tax Calculator 2026▲5

    2026 US tax calculator: federal, state & self-employment

    Jul 2026 · us-tax-calculator.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →