About this app

GST, VAT & Sales Tax Calculator, is a quick and easy to use application to calculate values including or excluding GST, VAT or any percentage-based tax. With a customisable tax rate, it is perfect for any country or situation. Best of all there are no ads ever! FEATURES • Add GST/VAT Rate • Customisable Tax Rate • Supports iPad & iPhone • Ad Free • Light & Dark Mode Support PAID FEATURES • Subtract GST/VAT Rate • Calculate Tax Amount. NO ADS EVER We believe that the best possible app experience is one without ads. This is why we are committed to having no ads in GST & VAT Calculator ever. If you like the app, please subscribe or buy a lifetime subscription. SUPPORT If you have any feedback or require support, we would love to hear from you! We offer free tech support; you can email GstVatCalculatorSupport@peth.me or phone support via appointment - please reach out via email to book. If GST & VAT Calculator helps you, we would very much appreciate an App Store review. Your review will help other people find GST & VAT Calculator. Subscription Terms of Service: https://peth.me/projects/gst-vat-calculator/legal/

Latest release

What’s New

Version 4.0 Sep 17, 2025

Percentage Calculator % 4.0 fixes bugs & boosts performance. If Percentage Calculator % helps you, we'd appreciate an App Store review. Your feedback helps others find Percentage Calculator %.

Audience growth

Ratings growth

Steady

7-day gain +0

Ratings / day 0.0

30-day gain +0

US rating-count history

0 ratings

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking