In this section: Guide Glossary Events Vendor profiles Directory Fonoa alternatives
Fonoa is an indirect tax platform for global businesses with digital and cross-border models, covering tax ID validation, VAT, GST and sales tax calculation, e-invoicing and returns. It raised a US$110m Series C in May 2026 and counts Canva, Uber, Netflix and Booking.com as customers.
Teams comparing it usually look at Avalara, Vertex and Sovos among established indirect tax providers, at Sphere and Anrok for software and AI companies, and at e-invoicing specialists such as Storecove and Edicom.
What Fonoa does
Indirect tax platform: tax ID validation, VAT, GST and sales tax calculation, e-invoicing and returns, plus tax law monitoring and tax data audit tools.
Founders Three Uber alumni; Davor Tremac is CEO and co-founder Registered office Dublin, Ireland Funding US$110m Series C (May 2026) led by Headline, with Eurazeo and Forestay Capital Customers Canva, Uber, Netflix, Nebius and Booking.com Full Fonoa profile →
Alternatives in Tax and Compliance
49 other vendors in this category. Vendors with an Accountio profile are shown first; the rest of the directory follows.
Featured listings appear first. List your software →
Avalara North America
Sales tax and VAT automation with filing across 190 countries.
Founded 2004 · HQ Durham, US
Avalara profile → Anrok Startup North America
Sales tax automation built specifically for SaaS companies.
Founded 2020 · HQ San Francisco, US
Anrok profile → April Startup North America
Embedded tax estimates, withholding and filing for financial apps.
Founded 2021 · HQ New York, US
April profile → Sphere Startup North America
Sales tax filing and remittance through direct state integrations.
Founded 2022 · HQ San Francisco, US
Sphere profile → Numeral Startup North America
Hands-off US sales tax registration, filing and remittance.
Founded 2022 · HQ San Francisco, US
Numeral profile → Zamp Startup North America
Managed US sales tax with registration, filing and audit support.
Founded 2022 · HQ New York, US
Zamp profile → Kintsugi Startup North America
AI sales tax platform automating nexus tracking and filing.
Founded 2022 · HQ San Francisco, US
Kintsugi profile → Accrual Startup North America
AI-native platform for automating core accounting operations.
HQ San Francisco, US
Accrual profile → More tax and compliance vendors in the directory
Aibidia Digital transfer pricing documentation and benchmarking. Europe Alphatax UK corporation tax and accounts production with iXBRL and HMRC filing. United Kingdom Bitwave Crypto accounting and tax lot tracking that feeds into your ERP. North America Blue dot AI VAT reclaim and taxable benefit analysis on employee spend. Middle East Blue J AI tax research with citations to legislation and case law. North America CereTax High-volume sales and use tax engine with configurable rules. North America Commenda Entity formation, tax registration and filings for global expansion. North America Comply Exchange Automated W-8 and W-9 collection, validation and reporting. North America Corptax Corporate tax provision, compliance and planning from one data set. North America Cryptio Crypto tax and accounting reconciled into audit-ready books. United Kingdom DDD Invoices API-first compliance layer for global e-invoicing and tax reporting. Europe Edicom Global EDI, e-invoicing and compliant digital archiving. Europe Exactera Transfer pricing, provision and R&D credit software for tax teams. North America Fintua VAT reclaim on foreign spend, plus global registrations and returns. Europe Fiskaly Cloud fiscalisation for point of sale and ERP compliance. Europe hellotax VAT registration and filing for online sellers across Europe. Europe Instead AI tax planning modelled year round, not just at filing. North America Koinly Crypto tax reports from exchange and wallet transaction imports. United Kingdom Ledgible Crypto tax and accounting built for firms and institutions. North America Marosa VAT registration, returns and Intrastat across Europe. Europe Orbitax International tax research, compliance and Pillar Two calculations. North America Quaderno Tax calculation API and compliant invoicing for digital businesses. Europe Ryan Tax recovery, consulting and compliance software for corporate teams. North America SNI SAP-integrated e-invoicing for government mandates worldwide. Asia Pacific Sovos Tax compliance and e-invoicing mandates across multiple jurisdictions. North America Storecove E-invoicing API for Peppol and national invoicing networks. Europe Stripe Tax Tax calculation and nexus monitoring built into Stripe payments. North America TaxBandits IRS e-filing for 1099, W-2, 941 and ACA returns. North America TaxBit Digital asset tax reporting and corporate crypto subledger. North America TaxCloud Sales tax calculation and filing for online sellers. North America Taxdoo VAT, OSS filing and bookkeeping export for ecommerce sellers. Europe TaxPlanIQ Tax planning with quantified client return on investment. North America Taxually Automated VAT registration and returns for European sellers. United Kingdom Taxwire Sales tax registration, filing and nexus monitoring. North America Thomson Reuters ONESOURCE Corporate tax platform for direct, indirect and transfer pricing work. North America TPGenie Transfer pricing documentation, benchmarking and CbC reporting. Europe Unifiedpost E-invoicing and payments compliant with European mandates. Europe VATCalc VAT determination, e-invoicing and live returns in one engine. United Kingdom Vatglobal VAT registration, returns and refund recovery across markets. United Kingdom Vertex Enterprise indirect tax determination and returns for multinationals. North America Zenwork Tax1099 1099 and W-2 e-filing with recipient delivery and TIN matching. North America How to choose
Which taxes do you need covered: US sales tax, VAT and GST, e-invoicing mandates, or corporate and direct tax? Do you want software that calculates and files, or a managed service that also handles registrations and notices? Does it connect to the billing, e-commerce and ERP systems where your transactions are created? How is it priced: by transactions, by filings, by jurisdictions, or a flat fee? Compare further
Common questions
What are the main alternatives to Fonoa?+ Avalara, Vertex and Sovos are the established indirect tax alternatives. Sphere and Anrok focus on software and AI companies, and Storecove and Edicom specialise in e-invoicing.
What did Fonoa buy from PwC?+ PwC's Indirect Tax Edge platform, acquired in the same May 2026 deal as its US$110m Series C.
Where does Fonoa work?+ It determines tax in 190+ jurisdictions, validates tax IDs in 100+ countries and handles e-invoicing in 150+ countries.
