Free Online Calculators
Financial, academic, and utility calculators built specifically for Pakistan. 100% free, instant results — no account needed.
University Merit Calculator
Calculate admission aggregate and merit for NUST, MDCAT, FAST, ECAT, and COMSATS.
Open Calculator →House Construction Cost Estimator
Estimate residential house construction cost and material requirements (bricks, cement, steel) in Pakistan.
Open Calculator →Islamic Inheritance Calculator
Distribute net estate value and wealth among shariah heirs (spouse, parents, children) under Islamic law.
Open Calculator →Salary Tax Calculator
Calculate your take-home salary using FBR income tax slabs for 2026-27.
Open Calculator →Electricity Bill Calculator
Estimate LESCO/MEPCO electricity bills using latest NEPRA tariff rates.
Open Calculator →Gold Price Calculator
Calculate gold value in Tola, Masha, Ratti for 24K, 22K and 21K purity.
Open Calculator →Basic Calculator
Simple arithmetic for quick calculations.
Open Calculator →Scientific Calculator
Scientific calculations with functions for study and engineering.
Open Calculator →Age Calculator
Calculate age in years, months, and days from a birth date.
Open Calculator →GPA Calculator
Estimate GPA results for semester planning.
Open Calculator →Loan Calculator
Review monthly payments and loan schedules.
Open Calculator →Percentage Calculator
Solve common percentage questions quickly.
Open Calculator →HEC GPA Calculator
Calculate semester GPA and CGPA according to HEC Pakistan grading criteria.
Open Calculator →Zakat Calculator
Calculate your annual Zakat at 2.5% on gold, silver, savings and business assets.
Open Calculator →GST Calculator
Add or remove Pakistan GST (General Sales Tax) from any amount instantly.
Open Calculator →Profit Margin Calculator
Calculate gross profit margin, markup percentage and selling price from cost.
Open Calculator →Schengen Visa Calculator
Track 90/180 Schengen visa days remaining using the rolling window rule. Essential for travellers.
Open Calculator →European VAT Calculator
Add or remove VAT for UK, Germany, France, Netherlands and 20+ EU countries. Ideal for freelancers.
Open Calculator →Brutto-Netto-Rechner
Unverbindliche Schätzung von Nettolohn und Sozialabgaben in Deutschland.
Open Calculator →Pendlerpauschale Rechner
Berechnen Sie Ihre Entfernungspauschale nach § 9 EStG.
Open Calculator →Kfz-Steuer Rechner
Schätzen Sie die jährliche Kfz-Steuer anhand von Hubraum und CO₂.
Open Calculator →Kaufnebenkosten Rechner
Schätzen Sie Grunderwerbsteuer und weitere Kaufnebenkosten.
Open Calculator →Kündigungsfrist Rechner
Orientierende Berechnung gesetzlicher Kündigungsfristen nach § 622 BGB.
Open Calculator →Mehrwertsteuer Rechner
Mehrwertsteuer zum Nettobetrag hinzufügen oder aus dem Bruttobetrag herausrechnen.
Open Calculator →Tilgungs- und Baufinanzierungsrechner
Berechnen Sie Monatsrate, Zinsen und Restschuld einer Immobilienfinanzierung.
Open Calculator →Krypto Steuer Rechner
Orientierende Übersicht zur Haltefrist privater Kryptoveräußerungen in Deutschland.
Open Calculator →Take-Home Pay Calculator
Estimate UK take-home pay after income tax and employee National Insurance.
Open Calculator →Stamp Duty Land Tax Calculator
Estimate residential SDLT for England and Northern Ireland.
Open Calculator →Vehicle Excise Duty Calculator
Estimate UK VED using 2026–27 standard and first-year rates.
Open Calculator →Statutory Redundancy Pay Calculator
Estimate statutory redundancy pay using UK age bands and the 2026 weekly cap.
Open Calculator →UK VAT Calculator
Add or extract UK VAT at standard, reduced or zero rates.
Open Calculator →IBAN Validator
Validate IBAN format, country length and MOD-97 checksum locally.
Open Calculator →Stromkosten Rechner
Berechnen Sie Stromverbrauch und Gerätekosten für Deutschland oder Grossbritannien.
Open Calculator →In-Depth Calculator Guides
FBR Income Tax Slabs 2026-27
How salary tax is calculated slab by slab, with worked examples.
Pakistan Electricity Bill Breakdown
NEPRA tariff slabs, FCA, GST — every line item explained.
Gold Rate Calculation in Pakistan
Understand Tola, Masha, Ratti and 24K vs 22K gold purity.
The Schengen 90/180-Day Rule
Step-by-step guide on calculating your Schengen days.
Why Use DigitalTools.pk Calculators?
100% Private
All calculations run entirely in your browser. No data is sent to any server.
Built for Pakistan
FBR slabs, NEPRA rates, HEC grading — calculations use Pakistan-specific standards.
Instant Results
Results update as you type. No buttons to press, no page reloads.