Anrok vs. Fonoa: Complete compliance over API-only automation
Anrok handles US sales tax across 11,000+ jurisdictions and global VAT in 150+ countries—registration, filing, and remittance all included. Fonoa is an API for tax calculation and validation.
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92
%
Quality of support rate by G2
94
%
Ease of doing business rate by G2
91
%
Ease of use rated by G2

Proof in the numbers
The world's most innovative companies use Anrok to handle global sales tax and VAT/GST compliance.
Comparison
Side-by-side top feature comparison of Anrok vs. Fonoa
Feature | Anrok | Fonoa |
|---|---|---|
Monitoring | No-code integrations with your billing, payroll, and HRIS systems power a global view of current and future compliance requirements Physical and economic nexus monitoring proactively alerts you to take action before compliance gaps eat into your revenue | API-based monitoring only No pre-built integrations with accounting, HR, or billing systems You must build and maintain your own data pipelines |
Registration | One-click in-app registration with no additional fees Full-service, expert-reviewed registration across all 50 states and 150+ countries, integrated with monitoring alerts | No native registration support You must manage local registration processes or engage third-party partners |
Calculation | Expert-maintained calculation engine for audit-ready compliance Comprehensive coverage across all 11,000+ US jurisdictions, including home-rule cities Full support for SaaS billing models including subscriptions, true-ups, credit memos, refunds, and usage-based pricing, at no extra cost | API Calculations and VAT validation coverage across 190+ Limited depth in US home-rule jurisdictions You interpret and apply results yourself |
Filing | Expert-reviewed filings across all taxable U.S. jurisdictions plus verified international markets All-inclusive with no per-return fees Full remittance and reconciliation toolsbuilt in | Automates data transfer but not compliance execution You and third parties are responsible for submitting filings and communicating with regulators No verified payer-of-record evidence |
Features

Automated compliance for every type of sale
Anrok applies the correct tax treatment to every customer type and validates VAT IDs in real time.

Filing and remittance across borders
Anrok files and remits tax in every jurisdiction where you owe it, including e-invoicing, backed by dedicated tax experts.

One source of truth for your tax exposure
Anrok tracks your tax exposure across countries and alerts you before you cross registration thresholds.
Customers
The companies building what’s next, run on Anrok.
From high-growth startups to global teams, modern companies use Anrok to automate tax compliance, expand into new markets, and stay audit-ready.
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