aid: zoho-invoice name: Zoho Invoice description: >- Zoho Invoice is a cloud-based invoicing application for small businesses and freelancers that supports customer management, estimates, invoices, recurring billing, expense tracking, time tracking, and online payment collection. The Zoho Invoice REST API provides full CRUD access to organizations, contacts, items, invoices, estimates, credit notes, expenses, projects, time entries, and customer payments. Authentication uses OAuth 2.0 with region-specific data center domains (.com, .eu, .in, .com.au, .jp, .ca, .com.cn, .sa). type: Index image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg tags: - Invoicing - Accounting - Small Business - Billing - Expense Tracking - SaaS url: >- https://raw.githubusercontent.com/api-evangelist/zoho-invoice/refs/heads/main/apis.yml created: '2026-05-11' modified: '2026-05-11' specificationVersion: '0.19' apis: - aid: zoho-invoice:api name: Zoho Invoice API description: >- REST API for managing organizations, contacts, items, invoices, estimates, credit notes, recurring invoices, expenses, projects, time entries, and customer payments. Authentication is OAuth 2.0 with Organization ID header and region-specific data center domains. humanURL: https://www.zoho.com/invoice/api/v3/introduction baseURL: https://www.zohoapis.com/invoice/v3 tags: - Invoicing - Billing - Accounting properties: - type: Documentation url: https://www.zoho.com/invoice/api/v3/introduction - type: OAuth Overview url: https://www.zoho.com/invoice/api/v3/oauth/ common: - type: Website url: https://www.zoho.com/invoice - type: Documentation url: https://www.zoho.com/invoice/api/v3 - type: Pricing url: https://www.zoho.com/invoice/pricing.html - type: Sign Up url: https://www.zoho.com/invoice/signup - type: Developer Console url: https://api-console.zoho.com maintainers: - FN: Kin Lane email: kin@apievangelist.com