Quickly find current Washington state sales tax rates using your mobile device. Calculate total charges with tax, save and export location data for bookkeeping, and verify rates on the go.
Wa Sales Tax by Washington State Department of Revenue






151+ iOS apps curated and reviewed
Out of 151+ washington sales tax apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | Jul 2026 | |
| 2 | Free | 4.6★ (58K) | No | No | Jul 2026 | |
| 3 | Free | 4.8★ (116K) | No | No | Jul 2026 | |
| 4 | Free | 4.5★ (4.4K) | No | No | Jul 2026 | |
| 5 | Free | 3.3★ (878) | No | No | Jul 2026 | |
| 6 | Free | 3.9★ (13) | No | No | May 2026 | |
| 7 | Free | 4.7★ (272) | Yes | Yes | Jul 2026 | |
| 8 | Free | 3.7★ (3) | No | No | May 2026 |






Quickly find current Washington state sales tax rates using your mobile device. Calculate total charges with tax, save and export location data for bookkeeping, and verify rates on the go.






Manage your taxes and financial life in one secure app. Upload and store tax documents, track your refund status, and connect with tax professionals. Stay organized year-round with tools designed for real tax needs.






Easily prepare and file your federal and state tax returns from any device. Automatically populate up to 80 fields by uploading last year's return. Get expert help, track your refund, and maximize your refund with personalized insights.


Easily file and pay your Local Earned Income Tax in Pennsylvania. Submit completed paper returns or generate an EZ return using your W2s. Get refunds faster and save time and resources.


Shop globally and get money back on your purchases. This app helps you find stores, track your tax refunds instantly, and manage the entire tax-free shopping process from your phone. It simplifies form filling and locates convenient refund points.


Easily calculate the final cost of your purchases with this intuitive tool. It features dedicated buttons for discounts and allows you to adjust tax rates. Values and expressions can be conveniently copied for further use.


Calculate sales tax based on your location and apply multiple discounts to find the final product price. Access a global library of tax rates by country, state, and city. Includes a basic calculator and formula input for quick calculations.


Instantly calculate sales tax and discounts in real time. This utility displays price, tax rates, subtotals, and final totals, with the ability to work backward from a final price to find the original amount.


This app connects you with licensed tax professionals for income tax preparation. Upload documents easily and communicate securely with your assigned expert. Access your tax documents year-round and get free tax advice.


This app uses AI and CPAs to automate tax filing for freelancers and self-employed individuals. It identifies deductions, prepares returns, and offers unlimited tax support, aiming to save users time and money.


Calculate the final price of goods by factoring in sales tax and discounts. This app helps travelers and shoppers in the US and Canada determine the exact cost of their purchases, as local tax rates are often not displayed upfront.


Easily prepare and file federal and state tax returns from any device with step-by-step guidance and a 100% accuracy guarantee. Offers unlimited phone and email support, with options for prior year comparisons and uploading existing returns. Various filing options are available to suit different tax situations.


Instantly find U.S. sales tax rates by ZIP code and calculate pre-tax prices. Features include tip and tax calculation, bill splitting, and visual breakdowns. Ideal for businesses, freelancers, and shoppers needing quick, accurate financial tools.


Easily fill, sign, and submit tax forms directly from your mobile device. Access a library of over 30 common IRS forms and utilize versatile editing tools to ensure accuracy and professionalism. Securely eSign documents with legally binding electronic signatures.


This app offers a user-friendly and accurate sales tax calculation experience. It includes features to save item lists, perform reverse tax calculations, and sync with an Apple Watch for quick access. Manage multiple tax profiles and currencies with ease.


This app offers resources for individuals looking to acquire tax properties in Alabama. It provides guidance and tools to help users get started with the process.


This app offers a fully digital, paperless way to manage tax-free shopping refunds in the UAE. Track your refund status, view digital invoices, and understand the process for validated transactions. It simplifies claiming VAT refunds for tourists.


This app helps users plan and calculate US income taxes. It's updated with the latest tax laws and includes features for deductions, credits, and what-if analysis. It supports tax years 2024-2026.


Easily file your taxes remotely by securely sending documents and receipts to your tax preparer via the app. Review and sign your return digitally for a convenient, on-the-go tax filing experience.

