Avalara vs TaxJar

An honest side-by-side comparison of two of our top business tax software picks — pricing, strengths, weaknesses, and who each one is really for.

Avalara

Avalara

Ranked #2 of 18 in this directory

Automated sales tax calculation, compliance, and filing at scale

Paid
TaxJar

TaxJar

Ranked #4 of 18 in this directory

Sales tax automation purpose-built for e-commerce sellers

Paid

Our pick: Avalara. Our editors rank Avalara higher overall in Business Tax Software — but TaxJar can be the better fit depending on your budget and use case below. How we review

Compare the details

AvalaraTaxJar
Pricing modelPaidPaid
Starting priceSee websiteSee website
CategorySales TaxSales Tax
Editorial rank#2 of 18#4 of 18

Strengths

Avalara

  • 1,200+ pre-built integrations with major platforms
  • Handles all US states plus international VAT/GST
  • Exemption certificate management included
  • Real-time tax rate calculations at checkout
  • Automated filing and remittance in all jurisdictions

TaxJar

  • Purpose-built for e-commerce with 20+ platform integrations
  • AutoFile handles returns in all enrolled states automatically
  • Real-time nexus monitoring alerts when you have new obligations
  • Product tax code database for accurate taxability determination
  • Now backed by Stripe with deeper payment integration

Watch out for

Avalara

  • !Pricing is complex and can be expensive at scale
  • !Implementation for ERPs requires professional services
  • !Overkill for businesses selling in just 1-2 states
  • !Support quality varies by tier

TaxJar

  • !Pricing starts at $19/mo but scales steeply with transaction volume
  • !Limited support for non-e-commerce use cases
  • !International tax support is less mature than Avalara
  • !Recently acquired — product direction may shift

Best use cases

Avalara

  • E-commerce business selling in multiple US states
  • SaaS company needing to charge sales tax correctly
  • International seller needing VAT compliance across Europe

TaxJar

  • Shopify seller crossing nexus thresholds in new states
  • Amazon FBA seller needing automated sales tax compliance
  • Multi-channel e-commerce business selling on 5+ platforms

About each tool

Avalara

Avalara is the leading sales tax automation platform, processing billions of tax calculations annually for businesses selling across the US and internationally. It integrates with 1,200+ business systems (Shopify, BigCommerce, NetSuite, SAP) to automatically calculate the correct tax rate for every transaction based on product type, location, and exemptions. Avalara handles registration, filing, and remittance in all US states. For international sellers, it manages VAT, GST, and customs duties. The platform reduces audit risk by maintaining a complete compliance trail.

TaxJar

TaxJar (now part of Stripe) automates sales tax calculation, reporting, and filing for online sellers. It connects to Shopify, Amazon, WooCommerce, eBay, and 20+ platforms to aggregate all sales data, determine nexus obligations, calculate taxes at checkout, and auto-file returns. The AutoFile feature handles returns in all enrolled states. TaxJar's strength is its focus on e-commerce — it understands marketplace facilitator rules, product taxability, and economic nexus thresholds.

Still deciding? Browse all 18 options with honest pros, cons, and pricing.

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