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






183+ iOS apps curated and reviewed
Looking for free wa tax rates apps? 19 of our 183+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | 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★ (5.2K) | Yes | Yes | Jul 2026 | |
| 4 | Free | 4.8★ (116K) | No | No | Jul 2026 | |
| 5 | Free | 4.8★ (19K) | Yes | No | Jul 2026 | |
| 6 | Free | 4.8★ (13K) | Yes | No | Jul 2026 | |
| 7 | Free | 4.8★ (938K) | Yes | No | Jul 2026 | |
| 8 | $4.99 | 4.8★ (709) | No | No | Jul 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 calculate sales tax on purchases with this intuitive and accurate tool. Save multiple tax rates, perform arithmetic calculations, and support all currencies. An optional Pro version offers additional features like item logging and reverse tax calculation.


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 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.


This app simplifies complex tax filing for freelancers, self-employed individuals, and small business owners. It uses AI and human accountants to optimize returns, identify deductions, and ensure accuracy. File your taxes confidently from your phone or computer with expert review and audit protection.


Easily file your federal and state tax returns with expert assistance. Upload documents quickly, get real-time updates, and ensure accuracy for your maximum refund. Offers a free option for simple returns.


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 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.


Easily calculate Australian income tax and salary figures. This tool simplifies complex tax computations, helping you make informed financial decisions quickly. Use these figures as a guide for your personal circumstances.


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.


Access official IRS services on your mobile device. Check refund status, make payments, find tax preparation help, and receive tax tips and news. Stay connected with the IRS anytime, anywhere.


Calculate the final price of purchases after applying discounts, coupons, rebates, and multiple sales taxes. It also handles reverse calculations to find pre-tax prices and includes a tip calculator and bill splitting functionality.


Estimate your income tax refund or liability with this easy-to-use calculator. It accounts for various income sources, deductions, marital status, and dependents to help you prepare for tax season. Get a clear picture of your financial outcome.


Prepare and file your taxes on the go with this mobile application. It allows you to enter tax information, upload forms using your phone's camera, and view an estimated refund or amount due. You can also check your refund status on official government websites.


This app facilitates seamless communication between tax preparers and clients. It enables users to upload documents, sign forms, and track their tax return status directly from their mobile device, eliminating the need for in-person visits.


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.


Instantly calculate your International Fuel Tax Agreement (IFTA) tax with regularly updated state rates. This app provides accurate, quick fuel tax calculations for your quarterly IFTA returns, displaying totals for miles, gallons, and amounts due.


Quickly calculate Canadian sales tax for any province or territory. This app is useful for consumers to find total costs before purchasing and for professionals needing to determine pre- or post-tax amounts.


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.