Reven 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 Oct 14, 2026 for Reven, Nov 6, 2026 for Sales Tax Automation by TaxRex.
The short answer
- Only Reven lists a free plan. Paid plans start at $1,125/month for Reven and $10/month for Sales Tax Automation by TaxRex.
- Sales Tax Automation by TaxRex lists 6 features Reven’s listing doesn’t mention, including Liability calculation, Local tax returns, Multi-state filing.
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
Growth
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 featureThis app helps merchants manage sales tax, tax filing, registration, and book closing by processing order data from Shopify. It imports orders, refunds, and related transaction details to calculate tax obligations, prepare filings, and support accurate bookkeeping. By using Shopify order data as the source of truth, the app helps merchants maintain consistent records for compliance, reporting, and period-end closing.
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.
- Import Shopify orders and refunds for sales tax calculations
- Generate sales tax reports and filing data from order history
- Support period-end book closing using historical Shopify orders
- 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 |  Reven |  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 | Reven | 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 | 44% |
Pricing
| Measure | Reven | Sales Tax Automation by TaxRex |
|---|---|---|
| Free plan | Yes | Not listed |
| Lowest paid monthly plan | $1,125/month | $10/month(ahead) |
| Longest free trial | 14 days | 15 days |
| Plans listed | 2 | 4 |
Listing
| Measure | Reven | Sales Tax Automation by TaxRex |
|---|---|---|
| Shopify category rank | #186 | #7(ahead) |
| Shopify App Charts | Not on this week’s charts | #1 on Climbers in Taxes |
| Built for Shopify | No | Yes |
| Launched | Mar 6, 2026 | Sep 23, 2021 |
| Languages | 1 | 1 |
| Developer | Digital Pals | TaxRex Inc |
FAQ
Reven and Sales Tax Automation by TaxRex: common questions
- Is Reven or Sales Tax Automation by TaxRex cheaper?
- Only Reven lists a free plan. Paid plans start at $1,125/month for Reven 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?
- Reven lists 2 the others don’t mention, such as Rate management, Tax rates. Sales Tax Automation by TaxRex lists 6 the others don’t mention, such as Liability calculation, Local tax returns, Multi-state filing, SST filing. 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 Oct 14, 2026 for Reven, Nov 6, 2026 for Sales Tax Automation by TaxRex; 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 Oct 14, 2026 for Reven, Nov 6, 2026 for Sales Tax Automation by TaxRex. 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.