Anrok vs Zamp

Anrok is a self-serve, AI-assisted sales tax and VAT compliance platform with published per-market pricing and coverage across 100+ countries and 13,000+ US…

Best for Anrok: Anrok fits SaaS or ecommerce companies expanding into many international tax jurisdictions that want published starting prices ($100/market/month for SaaS, $50/market/month for ecommerce) and an AI assistant (Anrok Atlas) for tax questions grounded in their own data.
Best for Zamp: Zamp fits a business that wants to start with a free nexus assessment and a 30-minute expert consultation before committing to a paid plan, and that values having dedicated human tax specialists, including former auditors, handle notices and registrations.

At a Glance

 AnrokZamp
Primary categoryFinanceFinance
RatingNot documentedNot documented
Pricing modelUsage-based (per market)custom
Starting price$50/market/month (ecommerce) or $100/market/month (SaaS)Free tier for nexus analysis; paid plans require a custom quote
Free planNot documentedYes
Free trialNot documentedNot documented
PlatformsWebWeb
Team collaborationNot documentedNot documented
AI featuresYesNot documented
Public APIYesYes

Key Differences

Pricing Transparency

Anrok: Anrok publishes Starter plan pricing at $100/market/month for SaaS and $50/market/month for ecommerce, with a per-market fee for each new market activated.

Zamp: Zamp only publishes pricing for its Free plan; its U.S. and U.S. + Canada paid plans are custom-quoted based on a sales conversation.

Buyers who want to estimate cost before talking to sales can do so more easily with Anrok's published Starter pricing.

Software vs. Human-Assisted Service Model

Anrok: Anrok is a self-serve software platform, augmented by the Anrok Atlas AI assistant that answers tax questions using a company's own account data and Anrok's knowledge base.

Zamp: Zamp centers on a dedicated team of tax specialists, including former auditors, and offers two explicit service models: fully managed 'done for you' or reviewed 'done with you.'

Teams without in-house tax expertise may prefer direct access to human specialists over a self-serve AI assistant.

Free Tier Availability

Anrok: Anrok's documented plans start paid from day one; no free tier is listed in its pricing plans.

Zamp: Zamp offers a Free plan including a nexus assessment, product taxability review, a 30-minute expert consultation, and API sandbox access.

Businesses wanting to evaluate their tax exposure before paying anything can do so with Zamp but not with Anrok.

Notice Management and Registration

Anrok: Anrok's documented features describe automated nexus monitoring and registration, but do not name a specific notice-resolution service.

Zamp: Zamp explicitly documents 'Notice management' and 'State registration handling' as named features, resolving state tax notices on the business's behalf.

Businesses that have already received state tax notices need a vendor that explicitly handles notice resolution.

Geographic Coverage

Anrok: Anrok covers 100+ countries and more than 13,000 US tax jurisdictions, spanning global VAT and US sales tax.

Zamp: Zamp's documented coverage centers on the U.S., with a U.S. + Canada plan adding GST/HST/PST/QST; no broader international VAT coverage is documented.

Companies selling into many countries beyond North America need global VAT coverage, which is documented for Anrok but not Zamp.

Feature-by-Feature

Coverage & Compliance

FeatureAnrokZamp
US jurisdiction coverageAvailableAvailable
International VAT/global coverageAvailableNot documented
Canada tax support (GST/HST/PST/QST)Not documentedAvailable
Notice managementNot documentedAvailable

Automation & AI

FeatureAnrokZamp
Real-time tax calculationAvailableAvailable
AI assistant for tax questionsAvailableNot documented
Automated filing and remittanceAvailableAvailable

Pricing & Access

FeatureAnrokZamp
Free plan/tierUnavailableAvailable
Published starting priceAvailableUnavailable
Dedicated human tax specialist teamNot documentedAvailable

Pricing Compared

Starting price reflects the lowest paid tier, not the full cost for every team size or usage level.

Anrok

Starter (SaaS) — $100/market/month Monthly
Starter (Ecommerce) — $50/market/month Monthly
Custom — Custom quote Custom

Zamp

Free — $0 one-time
U.S. Plan — Custom quote custom
U.S. + Canada Plan — Custom quote custom

Pros & Cons

Anrok

Pros

  • Published, transparent per-market pricing rather than fully opaque quote-only pricing.
  • Broad native integrations with common billing and commerce platforms.
  • Backed by recognizable customers (Notion, Vanta, Sourcegraph) suggesting enterprise-grade reliability.

Cons

  • Per-market pricing can get expensive quickly for companies with nexus in many jurisdictions.
  • Best suited for companies that already have (or are approaching) multi-state/multi-country tax obligations, not pre-revenue startups.

Zamp

Pros

  • Fully managed, done-for-you compliance rather than pure DIY software
  • Staffed with former state tax auditors alongside the software platform
  • Covers both US and Canadian sales tax within one service
  • All-inclusive pricing model designed to avoid per-filing overage fees
  • Free nexus exposure analysis available before committing to a paid plan

Cons

  • Paid pricing is not published and requires a sales conversation
  • Fully managed model may be more than very small sellers need
  • Less self-serve control than DIY tools like TaxJar
  • Newer company with a shorter track record than legacy tax platforms

Use Cases

Choose Anrok: Anrok fits SaaS or ecommerce companies expanding into many international tax jurisdictions that want published starting prices ($100/market/month for SaaS, $50/market/month for ecommerce) and an AI assistant (Anrok Atlas) for tax questions grounded in their own data.
Choose Zamp: Zamp fits a business that wants to start with a free nexus assessment and a 30-minute expert consultation before committing to a paid plan, and that values having dedicated human tax specialists, including former auditors, handle notices and registrations.
Need both: There's no realistic scenario for running both simultaneously since they perform the same core job (sales tax compliance) for a business; a company would evaluate both and select one as its sales tax system of record.

Anrok

  • SaaS tax compliance — Automate nexus monitoring, calculation, and filing for subscription billing.
  • Ecommerce checkout tax — Calculate and remit sales tax on platforms like Shopify and WooCommerce.
  • Multi-entity global expansion — Manage tax compliance across many markets ahead of an IPO or scale-up.

Zamp

  • Multi-state ecommerce compliance — Automate sales tax nexus tracking, calculation, and filing across many US states.
  • Managed compliance for finance teams — Offload sales tax operations to a managed service instead of building an in-house tax function.
  • US and Canada expansion — Manage cross-border sales tax obligations when expanding from the US into Canada.

Frequently Asked Questions

Does Anrok or Zamp have a free plan?

Zamp has a Free plan with a nexus assessment, taxability review, a 30-minute consultation, and API sandbox access. Anrok's plans are paid from the Starter tier onward, with no free plan documented.

How is each priced?

Anrok publishes Starter pricing at $100/market/month for SaaS and $50/market/month for ecommerce. Zamp's paid U.S. and U.S. + Canada plans are custom-quoted rather than published.

Does either cover Canadian sales tax?

Zamp's U.S. + Canada plan adds GST/HST/PST/QST calculations and Canadian filing support. Anrok's facts don't document specific Canadian coverage.

What's the difference between Zamp's 'done for you' and 'done with you'?

'Done for you' is a fully managed service handled by Zamp's team, while 'done with you' prepares filings for the client to review before submission.

Does Anrok or Zamp offer an AI assistant for tax questions?

Anrok offers Anrok Atlas, an AI assistant that answers tax questions using a company's own account data plus Anrok's knowledge base. Zamp's facts don't document a comparable AI assistant.

Which covers more countries?

Anrok documents coverage across 100+ countries and 13,000+ US jurisdictions. Zamp's documented coverage is centered on the U.S. plus Canada.

Read the full Anrok review · Read the full Zamp review