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Scell.io vs Zoho Books
Zoho Books Zoho ecosystem vs Scell.io French-compliant API
Zoho Books is part of the Zoho ecosystem (CRM, Books, Inventory, Projects, etc.) with a standardised REST API, Java/Python/PHP/Node.js SDKs, and excellent global value for money. The product is solid for international SMBs, but support for French e-invoicing (Factur-X EN16931, B2C BR-CO-26, ISCA) is limited. Scell.io doesn't cover Zoho's scope (CRM, projects), but offers native coverage of the 2026 French framework and a multi-tenant architecture suited to IT services companies embedding e-invoicing in their SaaS.
Key facts
- Zoho Books: integrated suite (CRM, Inventory, Projects)
- Scell.io: isolated e-invoicing/signature API
- Zoho SDKs: Java, Python, PHP, Node.js, Ruby, Go, C#
- Scell.io SDKs: PHP, JS, MCP
- Zoho: Factur-X not native (custom integration)
- Scell.io: Factur-X 5 profiles + EU-SES signature
Code example
// Scell.io — récupérer le PDF Factur-X signé en 1 ligne
import { Scell } from '@scell/sdk';
const scell = new Scell({ apiKey: process.env.SCELL_SK! });
const invoice = await scell.invoices.retrieve('inv_abc123');
const pdfBuffer = await scell.invoices.downloadFacturX(invoice.id);
// Le PDF/A-3 contient le XML CII embedded, conforme EN 16931