InvoiceXpress
InvoiceXpress is a Portuguese SaaS company offering AT-certified online invoicing software for freelancers, SMEs, and e-commerce merchants, with tiered subscription plans, 30+ integrations, and AI-driven features such as Voice 2 Invoice and Claude MCP.
- Company typePrivate
- Founded2007
- HeadquartersLisbon, Portugal
- Headcount1–10
- GTM typeB2B
- OfferingSoftware
What InvoiceXpress does
InvoiceXpress is a Portugal-based SaaS company that provides online invoicing software certified by the Portuguese Tax Authority (Autoridade Tributária e Aduaneira, Certificate No. 192) for issuing legally compliant invoices, simplified invoices, credit/debit notes, budgets and transport guides. Founded in 2007 by Rui Pedro Alves under the RUPEAL brand, the company built a self-serve, multi-tenant SaaS platform serving freelancers, SMEs, accounting practices and online stores in Portugal and select international markets, with multi-language support (Portuguese, English, Spanish) and over 25,000 users and 12,000+ paying customers. The platform's technical core includes a web application, native iOS/Android apps (launched December 2025), a REST API with an npm package, an OutSystems Forge component, a Claude MCP integration for natural-language invoicing, and a Voice 2 Invoice plugin that converts voice/text commands into certified invoices through WhatsApp and Telegram (developed in partnership with Kapta).
The company's revenue model is a tiered document-volume subscription with 18 plans ranging from a free tier (1 document/month, relaunched August 2025) to €624/month for 100,000 documents/month, with unlimited users across all tiers and no loyalty contracts. Subscriptions are billed monthly, semi-annually, annually, or biennially; an additional payment-processing fee stream is derived from integrated Multibanco and credit-card processors (euPago, Hipay, Lusopay, PayPay, Stripe). Distribution mixes product-led growth (free tier, 30-day trial, self-serve signup), an enterprise inside-sales motion for custom multi-account deployments, and an affiliate/reseller program paying up to 30% commission. The customer base spans freelancers, service SMEs, e-commerce merchants using Shopify, WooCommerce, Amazon, PrestaShop, Hotmart and other integrations, plus digital product creators and developer-API users.
Since February 2024, InvoiceXpress has operated as a subsidiary of Visma Group, a Norwegian SaaS conglomerate, while retaining its independent brand, team and Portugal-based leadership. Strategic priorities evidenced over 2024-2025 include aggressive expansion of AI-driven invoicing interfaces, an integration-led go-to-market strategy targeting marketplaces (Stripe, Amazon) and messaging platforms (WhatsApp, Telegram), and mobile-first product development to broaden reach beyond desktop SMB users.
InvoiceXpress firmographics
Firmographics- Name
- InvoiceXpress
- Legal name
- InvoiceXpress, Lda.
- Website
- https://invoicexpress.com
- Company type
- Private
- Founded year
- 2007
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- InvoiceXpress is a Portuguese SaaS company offering AT-certified online invoicing software for freelancers, SMEs, and e-commerce merchants, with tiered subscription plans, 30+ integrations, and AI-driven features such as Voice 2 Invoice and Claude MCP.
- Ownership category
- akta.pro rank
InvoiceXpress industry classification
Industry- Product category
- Invoicing Software
- NAICS
- Software Publishers (513210), Custom Computer Programming Services (541511)
- SIC
- Services-Prepackaged Software (7372), Services-Computer Programming, Data Processing, Etc. (7370)
- akta.pro primary industry
- Bill Pay, Invoicing & Payables Platforms (BPAMAFAF)
- akta.pro secondary industry
- eSignature, Forms & Digital Workflow Platforms (HDAEAHAJ)
Keywords
Where InvoiceXpress is headquartered
LocationHeadquarters
- HQ city
- Lisbon
- HQ country
- Portugal
- HQ region
- Europe
Offices1 record
Markets served
InvoiceXpress business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Marketing or Sales, Infrastructure, Operations
Revenue model
- Subscription Plans (Tiered by Document Volume): SaaS subscription model with plans tiered by monthly document allowance. Plans range from free (1 doc/month) to X100k (100,000 docs/month). Users unlimited across all plans. Revenue from monthly/annual subscription fees billed monthly, semi-annually, annually, or biennially.
- Payment Processing Fees: Small transaction fees charged when clients pay via Multibanco or credit card through integrated payment platforms. Fee varies by partner, payment method, and transaction value. Only charged when payment is received.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Monthly | Free - 1 document/month |
| Subscription | Monthly | X3 - 3 documents/month at €3/month |
| Subscription | Monthly | X10 - 10 documents/month at €9/month |
| Subscription | Monthly | X20 - 20 documents/month at €14/month |
| Subscription | Monthly | X30 - 30 documents/month at €18/month |
| Subscription | Monthly | X100 - 100 documents/month at €24/month |
| Subscription | Monthly | X500 - 500 documents/month at €29/month |
| Subscription | Monthly | X750 - 750 documents/month at €34/month |
| Subscription | Monthly | X1k - 1,000 documents/month at €43/month |
| Subscription | Monthly | X2k - 2,000 documents/month at €48/month |
| Subscription | Monthly | X3k - 3,000 documents/month at €58/month |
| Subscription | Monthly | X4k - 4,000 documents/month at €67/month |
| Subscription | Monthly | X5k - 5,000 documents/month at €77/month |
| Subscription | Monthly | X10k - 10,000 documents/month at €101/month |
| Subscription | Monthly | X20k - 20,000 documents/month at €156/month |
| Subscription | Monthly | X30k - 30,000 documents/month at €312/month |
| Subscription | Monthly | X40k - 40,000 documents/month at €384/month |
| Subscription | Monthly | X50k - 50,000 documents/month at €528/month |
| Subscription | Monthly | X100k - 100,000 documents/month at €624/month |
Go-to-market motion4 records
Distribution channels5 records
Marketing channels8 records
InvoiceXpress product offering
Product offeringCore offering
InvoiceXpress is an AT-certified online invoicing SaaS that enables Portuguese freelancers, SMEs, and online stores to create, send, and manage certified fiscal documents (invoices, simplified invoices, receipt invoices, credit/debit notes, budgets, proformas, fee notes, transport guides) with automatic real-time or SAF-T communication to the Portuguese Tax Authority, ATCUD, QR codes, and digital signatures. The platform is delivered through a web app, iOS/Android mobile apps, a REST API, and AI-powered interfaces (Claude MCP, Voice 2 Invoice for WhatsApp/Telegram) supported by 30+ integrations with e-commerce, payment, and automation platforms.
Product overview
InvoiceXpress is a unified online invoicing SaaS platform providing certified invoicing solutions for Portuguese businesses. The core InvoiceXpress platform serves as the primary product, offering comprehensive billing document creation with AT certification. The product portfolio includes the InvoiceXpress API for developer integrations, a Plugin Marketplace with 30+ native e-commerce and payment platform connections, the Claude MCP integration for AI-powered natural language invoicing, Voice 2 Invoice for WhatsApp/Telegram voice-to-invoice creation, and official mobile applications for iOS and Android. Additional modules include payment collection alerts and payment platform integrations for Multibanco processing. The platform is part of the Visma Group following acquisition in February 2024.
Differentiator
Problem solved
Functional benefit
Products and services
- InvoiceXpress Core Platform AT-certified online invoicing SaaS enabling businesses, freelancers, and online stores to create, send, and manage certified billing documents including invoices, simplified invoices, receipt invoices, credit/debit notes, budgets, proformas, fee notes, and transport guides, with automatic real-time or SAF-T communication to the Portuguese Tax Authority.
- InvoiceXpress REST API
Quantifiable outcome
- 95% customer satisfaction rate based on 993 reviews in 2025
- +4 more outcomes
Companies that use InvoiceXpress
Customer profileNamed customers14 records
Segments5 records
Ideal customer profiles5 records
InvoiceXpress technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration35 records
AI capability6 records
Feature8 records
InvoiceXpress partnerships and signals
Strategic signalPartnerships
Ten partnerships are on record, tiered core and minor.
- KaptacoreDeveloped Voice 2 Invoice integration - the first AI-powered voice-to-invoice plugin in the Portuguese market. Allows invoice creation through WhatsApp and Telegram using voice or text commands. Kapta maintains and commercializes the Voice 2 Invoice integration.
- euPagocorePayment platform partnership for Multibanco and credit card payment acceptance. euPago generates payment references included in invoices, enabling clients to pay through automatic teller machines or online.
- Claude (Anthropic)coreInvoiceXpress MCP (Model Context Protocol) enables Claude AI assistant to create, manage, and query invoices through natural language. Users can request 'Create an invoice for Company X' and Claude executes it directly in InvoiceXpress with ATCUD and QR codes.
- StripecoreOfficial Stripe Marketplace application for Portuguese invoicing. First Portuguese app on Stripe marketplace. Automatically creates certified invoices whenever a confirmed Stripe payment is received. Available in Stripe's official app directory.
- AmazoncoreIntegration plugin allowing Amazon sellers in Portugal to import sales files and automatically convert them to AT-certified invoices. Solves the problem of Amazon's non-certified invoices not complying with Portuguese tax requirements.
- HotmartcoreIntegration for digital product sellers on Hotmart platform. Automatically generates certified invoices for Hotmart sales to comply with Portuguese tax obligations. Required due to Hotmart's updated business model requiring seller invoicing compliance.
- ShopifycoreOfficial Shopify app integration for automatic invoice creation from online store sales. Automatically generates certified Portuguese invoices when orders are placed.
- WooCommercecoreWordPress/WooCommerce integration plugin (by WebDados) for automatic invoice generation from online store orders. Certified Portuguese invoicing for WooCommerce merchants.
- ZapiercoreZapier integration allowing InvoiceXpress to connect with 5,000+ applications. Enables automated workflows like creating invoices from new CRM contacts, adding Stripe payments to accounting, or syncing with project management tools.
- CTTminorPortuguese postal service partnership for physical store presence where small businesses can learn about and potentially acquire InvoiceXpress.
Scale indicators7 records
Recent moves6 records
Expansion highlights6 records
InvoiceXpress competitors and assessment
Company assessmentDirect peers
- PHC Software: Portuguese accounting, payroll, and invoicing software vendor competing in the same SME compliance-driven market, often offering invoicing bundled with broader accounting functionality.
- Moloni: Portuguese SMB invoicing and business management SaaS directly competing with InvoiceXpress in the same AT-certified SMB and freelancer segment, with overlapping features such as e-commerce integrations and SAF-T exports.
- PRIMAVERA BSS: Portugal-headquartered business management software provider with invoicing, accounting, and ERP modules that overlap directly with InvoiceXpress's SMB and SME target customers.
- Vendus: Portuguese online invoicing and POS SaaS serving SMBs with AT-certified invoicing and payment integrations, providing head-to-head competition for InvoiceXpress's SME and retail merchants.
Emerging players
- Zoho Invoice: International cloud invoicing tool targeting freelancers and SMBs that increasingly supports Portuguese compliance use cases via Zoho's broader ecosystem, comparable in pricing tiering and PLG approach.
- FreshBooks: Freelancer and SMB-focused cloud invoicing and accounting SaaS with a similar tiered subscription model and self-serve onboarding motion, increasingly used by Portuguese and Iberian freelancers.
Broad incumbents
- Stripe Invoicing: Payment-platform-led invoicing product from Stripe that overlaps with InvoiceXpress for online merchants; the very partnership with Stripe (Marketplace app) shows competitive coexistence via integration.
- Square Invoices (Block): Payment-and-invoicing suite from Block that competes for small business billing workflows and increasingly offers localized invoicing compliance across multiple jurisdictions.
- Xero: Global SMB accounting SaaS offering certified invoicing features across multiple jurisdictions including Portugal, competing for the same SME and accountant-driven billing workflows.
- QuickBooks (Intuit): Dominant global SMB accounting and invoicing platform with Portuguese localization, competing in the SME and freelancer segment with a much larger product and ecosystem footprint.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks5 records
Key highlights6 records
Customer concentration
InvoiceXpress social profiles
Digital presenceInvoiceXpress compliance and trust
Trust signalCompliance6 records
InvoiceXpress financial estimates
Financial estimateRevenue estimate
Valuation estimate
InvoiceXpress leadership team
Management profileNumber of profiles
Profiles4 records
InvoiceXpress funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
InvoiceXpress M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about InvoiceXpress
What does InvoiceXpress do?
InvoiceXpress is an AT-certified online invoicing SaaS that enables Portuguese freelancers, SMEs, and online stores to create, send, and manage certified fiscal documents (invoices, simplified invoices, receipt invoices, credit/debit notes, budgets, proformas, fee notes, transport guides) with automatic real-time or SAF-T communication to the Portuguese Tax Authority, ATCUD, QR codes, and digital signatures. The platform is delivered through a web app, iOS/Android mobile apps, a REST API, and AI-powered interfaces (Claude MCP, Voice 2 Invoice for WhatsApp/Telegram) supported by 30+ integrations with e-commerce, payment, and automation platforms.
Is InvoiceXpress a public or private company?
InvoiceXpress is a private company. It is classified as corporate owned and is currently operating.
When was InvoiceXpress founded?
InvoiceXpress was founded in 2007. It employs 1 to 10 people.
Where is InvoiceXpress based?
InvoiceXpress is headquartered in Lisbon, Portugal, in the Europe region.
How does InvoiceXpress make money?
Two revenue lines are on record. Subscription Plans (Tiered by Document Volume) is the primary driver. The others are payment Processing Fees.
Who are InvoiceXpress's main competitors?
Direct peers on record are PHC Software, Moloni, PRIMAVERA BSS and Vendus. Emerging players are Zoho Invoice and FreshBooks. Broad incumbents are Stripe Invoicing, Square Invoices (Block), Xero and QuickBooks (Intuit).
Does InvoiceXpress have an API?
Yes. InvoiceXpress offers a REST API for integrating invoicing functionality into external applications, online stores, and platforms. The API is accessible across all plans including the free tier, enabling developers to create invoices, manage clients, issue documents, and access billing data programmatically. API access requires authentication via API Key. Developer documentation is at docs.invoicexpress.com.
What industry is InvoiceXpress in?
InvoiceXpress's product category is Invoicing Software. Its primary akta.pro industry code is BPAMAFAF, Bill Pay, Invoicing & Payables Platforms, with a secondary code of HDAEAHAJ, eSignature, Forms & Digital Workflow Platforms. Its NAICS code is 513210 and its SIC code is 7372.