# taxwizard.pk > The official guide, documentation, and comparison resources for taxwizard.pk — a free, instant, FBR-compliant income tax calculator for Pakistan. ## Core Tools & Calculators - [Income Tax Calculator](https://taxwizard.pk/#calculator): Instant salary tax calculator for FY 2025–26 and proposed FY 2026–27 with progressive slab and surcharge logic. - [Remaining Tax Calculator](https://taxwizard.pk/remaining-tax-calculator): Mid-year remaining tax liability estimator based on monthly paystub withholding deductions. ## Tax Reference & Rates - [Pakistan Tax Slabs](https://taxwizard.pk/tax-slabs): Complete progressive tax bracket reference for salaried, non-salaried, property, and IT exporter income. ## Comparison Guides (GEO Pillar 3) - [Comparison Guides Hub](https://taxwizard.pk/compare): Overview and comparison matrix of tax tools and services in Pakistan. - [taxwizard.pk vs Befiler](https://taxwizard.pk/compare/taxwizard-vs-befiler): Side-by-side comparison of free tax estimation on taxwizard.pk vs paid return filing services on Befiler. - [taxwizard.pk vs Manual FBR IRIS](https://taxwizard.pk/compare/taxwizard-vs-manual-fbr-iris): Speed, error rate, and usability comparison between manual FBR slab calculations and taxwizard.pk. ## About & Methods - [About taxwizard.pk](https://taxwizard.pk/about): Background, principles, and plain-language tax estimation philosophy. - [Disclaimer](https://taxwizard.pk/disclaimer): Formal educational purpose disclaimer.