Exemption Desk vs Sales Tax Automation by TaxRex
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 6, 2026.
The short answer
- Paid plans start at $9/month for Exemption Desk and $10/month for Sales Tax Automation by TaxRex.
- Sales Tax Automation by TaxRex lists 10 features Exemption Desk’s listing doesn’t mention, including Compliance reporting, Data export, Liability calculation.
Head to head
Automated US State sales tax return reports for your store
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Starter
- · Customer and merchant email updates
- · Customer application and status hub
- · Email support and setup help
- · Manual and instant resale approval
- · No certificate-count limit
- · Private encrypted certificate files
Growth
- · Approval rules by state and validity
- · Automatic organization approval
- · CSV export and review tools
- · Everything in Starter
- · Expiry tracking and renewal reminders
- · Required-certificate checkout policies
STARTUP
- · $0.05 for every additional order.
- · Economic Nexus Analysis Report
- · Email Support
- · Plan covers 200 orders / month
- · State Nexus wise sales reports
GROWTH
- · $0.04 for additional order
- · Economic Nexus Analysis Report
- · Email Support
- · Multi-store support
- · Plan covers 500 orders / month
- · State wise reports
ADVANCED
- · $0.02 for additional order
- · Economic Nexus Analysis Dashboard
- · Email Support
- · Multi-store support
- · Plan covers 1500 orders / month
- · State wise reports
ENTERPRISE
- · $0.01 for additional order
- · Economic Nexus Analysis Report
- · Email Support
- · Multi-store support
- · Plan covers 10000 orders / month
- · State wise reports
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureCollect US resale certificates, review requests and track Shopify tax updates. Customers verify their store sign-in, upload evidence and check status. Choose manual or automatic decisions, track expiry and send updates. Optional nonprofit/government approval uses a customer-wide Shopify tax setting. Automatic acceptance follows your policy; it does not verify authenticity or legal eligibility.
Empower your Shopify e-commerce business with Tax Rex - our seamless all-in-one sales tax solution. From crafting accurate sales tax reports to timely filing on state portals, we've got you covered. Our economic nexus dashboard ensures you never miss a new state's threshold, helping you register in new US states with ease. Focus on growth; we'll handle the tax headaches. Simplify tax compliance today.
- Collect private certificates with a storefront hub and theme app extension.
- Choose manual, instant or rule-based decisions for resale certificates.
- Track Shopify tax updates, expiry, renewals and decision history.
- Timely Autofile: Ensure on-time tax return filings while you focus on business
- Accurate Tax Reports: Precise sales tax reports tailored to state's requirements
- Economic Nexus Alerts: Stay informed on new state nexus thresholds
- Effortless State Registration: Simplified new state registration for compliance
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  Sales Tax Automation by TaxRex | |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | Sales Tax Automation by TaxRex | |
|---|---|---|
| App Store rating | Not published | 5.0 ★ |
| App Store reviews | Not published | 135 |
| New reviews, 28 days | Not enough data | 5 |
| Reviewers a year or more in | Not enough data | 43% |
Pricing
| Measure | Sales Tax Automation by TaxRex | |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | $9/month(ahead) | $10/month |
| Longest free trial | 14 days | 15 days |
| Plans listed | 2 | 4 |
Listing
| Measure | Sales Tax Automation by TaxRex | |
|---|---|---|
| Shopify category rank | Not enough data | #8 |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | Yes |
| Launched | Nov 6, 2026 | Sep 23, 2021 |
| Languages | 1 | 1 |
| Developer | Agilest Solution | TaxRex Inc |
FAQ
Exemption Desk and Sales Tax Automation by TaxRex: common questions
- Is Exemption Desk or Sales Tax Automation by TaxRex cheaper?
- Paid plans start at $9/month for Exemption Desk and $10/month for Sales Tax Automation by TaxRex. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- Exemption Desk lists 1 the others don’t mention, such as Exemption managment. Sales Tax Automation by TaxRex lists 10 the others don’t mention, such as Compliance reporting, Data export, Liability calculation, Local tax returns. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Nov 6, 2026; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Nov 6, 2026. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.