Avalara vs TaxJar: Sales Tax Software Pricing

Last verified 2026-10-15. Based on vendor-published facts, third-party reviews, and practitioner reports.

Verdict

Pick TaxJar for small online sellers: Starter is $39/month and Professional $99/month at 200 orders per month, with a 30-day free trial. Pick Avalara when a client has multi-state volume or ERP integrations: Avalara Select Core Compliance is $799 per state per year with a three-state minimum, covering calculation, managed returns, exemptions and nexus monitoring.

Choose Avalara if you are…

Clients on NetSuite, Dynamics or Sage Intacct
Multi-state sellers needing managed returns

Choose TaxJar if you are…

Shopify, Amazon and marketplace sellers
Clients in a few states with modest order volume

	Avalara	TaxJar
Price	Core Compliance $799 per state/year ($79/month), 3-state minimum; SST version $699/state/year	Starter $39/month, Professional $99/month (200 orders/month); 10%+ off annual
Pricing model	Per state, annual or monthly	Monthly subscription by order volume
Free trial	—	30-day free trial
Best for	Clients with multi-state volume or ERP integrations	Small ecommerce and marketplace sellers
Key features	AvaTax real-time tax calculation Managed Returns preparation and filing Exemption certificate management Nexus monitoring Hundreds of ecommerce and ERP integrations SST (Streamlined Sales Tax) services	Multi-channel transaction import Jurisdiction-level sales tax reports AutoFile filing and remittance Economic nexus checker, dashboard and alerts AI-driven product taxability recommendations Real-time calculation API (Professional) Exemption certificate storage Flex fees for peak months
Pros	Deep integration catalog Covers calculation through filing Published small-business pricing (Avalara Select) Proven at large scale	Published monthly prices 30-day free trial Simple for marketplace sellers Flex fees for seasonal spikes
Cons	Per-state pricing adds up quickly Three-state minimum on Core Compliance Complex for very small sellers Higher cost than TaxJar or Kintsugi for low volume	AutoFile credits are limited per year Order tiers rise with volume API calculation needs Professional Less suited to complex ERP environments
Full profile	Avalara →	TaxJar →

Before you sign

Confirm the tool integrates with the tax software you file in.
Ask for the SOC 2 report and data-retention terms (IRS Pub 4557), and plan for 7216 consent.
Get per-return or credit definitions in writing. Several r/taxpros users report credit costs changing mid-contract.

Sources

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