Online Calculators

Access fast, accurate, and easy-to-use online calculators. Our digital tools help individuals, students, freelancers, and SMEs make smarter financial and academic decisions.


Free Online Calculators

Below is our complete collection of calculator tools, arranged alphabetically (A–Z) for easy navigation.

Each calculator is designed to solve a real problem—whether you’re filing taxes, planning a loan, running a business, or managing personal finances.


Cybersecurity Risk Score Calculator

Assess your business or website security exposure quickly.

HELB Loan Calculator

Estimate student loan repayments in Kenya.

Housing Levy Calculator

Calculate your monthly Housing Levy contribution.

Income Tax Calculator

Compute PAYE accurately based on current tax bands.

Investment Calculator

Project returns for savings, MMFs, stocks, and SACCOs.

Land Stamp Duty Calculator

Estimate stamp duty when buying property in Kenya.

Loan Repayment Calculator

See monthly installments for any loan type.

KCB Loan Calculator 

KCB M-PESA Loan Calculator 

KRA Penalty Calculator

KRA Withholding Tax Calculator

M-Pesa Send Money Charges Calculator

Check transaction fees before sending money.

M-Pesa Withdrawal Charges Calculator

Know cash-out costs instantly.

Mortgage Calculator

Estimate home loan repayments over time.

Net Pay Calculator

Convert gross salary to net pay after deductions.

NSSF Calculator

Calculate employee and employer NSSF contributions.

VAT Calculator

Compute VAT inclusive and exclusive amounts.

SHIF Calculator

Calculate SHIF deductions accurately for payroll.


Why Use Our Online Calculators?

  • Accurate calculations aligned with Kenyan regulations.
  • Fast results with no manual formulas needed.
  • Useful for payroll, business, tax, and personal finance.

Who Are These Calculators For?

  • Employees and job seekers
  • Business owners and SMEs
  • Accountants and HR managers
  • Students and loan applicants
  • Investors and property buyers

If you work with money, taxes, payroll, or grades, these tools simplify your work.

Start Calculating Today

Our mission is to provide reliable, simple, and practical online tools for Kenyans. Use any calculator above to save time, avoid errors, and plan better financially.

Need Professional Assistance? For specialized cyber solutions and digital services, visit JO-TECH Cyber. Reach out to us:

Email: info@jotechcyber.co.ke

Call/WhatsApp: +254 710 200 886