Topic·Global Tax Automation

Stop juggling tax tools — automate everything in one platform for total control

Replace a patchwork of point solutions with a single, unified tax platform across every country, product line, and transaction type.

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One platform. Every indirect tax obligation.

One integration, global coverage

A single versioned REST API connects to checkout, billing, invoicing, AP/AR, and ERP systems — powering every tax workflow globally.

AI handles rule changes

Tax logic across 190+ jurisdictions is kept current automatically. No rate tables, no manual updates, no engineering tickets.

Full lifecycle connected

Validation, determination, e-invoicing, and returns all share one data model. No reconciliation. No data loss between systems.

Your team stays in control

Fonoa AI executes the routine. Your tax team configures the rules, reviews exceptions, and approves what matters.

Scales without rebuilding

Launch into new markets without new integrations. One engine handles every jurisdiction from day one.

Audit-ready by default

Every transaction, determination, and submission is logged with full lineage. Respond to audit queries in minutes.

Don't just take our word for it.
Why companies around the world prefer Fonoa AI.

Customer stories
One Jae Paik

Fonoa AI is a core piece of indirect tax infrastructure.

One Jae Paik
Tax Director at Fin
36
countries
58.8%
reduction in errors
100%
automated validation
Wei Jie Siow

Fonoa AI is one of the few platforms that truly understands digital economy businesses and supports the full indirect tax lifecycle.

Wei Jie Siow
Tax Director at Coda
90%
faster tax calculation
4
week implementation
2M
transactions per year
Renan Bastazini

When we talk about scaling, we want to automatically trigger an API to see if the tax ID is valid or not. Fonoa AI's API was a huge differentiator.

Renan Bastazini
Staff Technical Program Manager at Wellhub
33%
reduction in tax ID validation tickets
15%
submitted IDs caught as invalid
#1
API speed vs. other vendors
Kirsten Best

Fonoa AI's solutions aren't just saving us time, they're helping us stay ahead of regulatory change, globally.

Kirsten Best
Head of VAT at Remote
480
hours saved per year
95+
countries live
100s
corrected VAT IDs

Rated by the people who rely on us

Built on trust.
Measured in results.

100%
Customer retention
Every customer who started 2025 with us renewed.
97%
Ease of doing business
G2 reviewers highlighted end-to-end collaboration and availability.
94%
Quality of support
G2 reviewers highlighted response times and expertise.
4.6/5
Gartner Peer Insights rating
Independent reviews from verified enterprise users.