# POP API Software Pricing, Alternatives & More 2026 | Capterra > With the help of Capterra, learn about POP API Software - reviews, pricing plans, popular comparisons to other Billing and Invoicing products and more. Source: https://www.capterra.com/p/10041990/POP-API --- # POP API Software Review 2026: Features, Reviews, Integrations, Pros & Cons Last updated on June 4, 2026 Provider data verified by our Software Research team, and reviews moderated by our Reviews Verification team. [Description](#description)[Use cases](#use-cases)[Alternatives](#alternatives)[FAQs](#faqs)[Features](#features)[Pricing](#pricing)[Integrations](#integrations)[Support](#support) POP API ## What is POP API? POP is an e-invoicing solution that automates the creation, validation, and transmission of digital invoices for e-commerce across Europe. It generates XML invoices and connects with tax systems, such as Italy's SdI, Spain's Facturae, and the EU's PEPPOL network. POP integrates with WordPress and WooCommerce, with plans for Shopify and Wix, enabling merchants to manage invoicing within their existing tools. Features include invoice validation, credit note creation, bulk XML downloads, VAT number verification via VIES, and reverse charge management for cross-border transactions. Subscription plans range from free to enterprise, with usage based on API credits. In-house fiscal consultants ensure compliance with evolving tax regulations. ## What is POP API used for? [Electronic Data Capture](https://www.capterra.com/electronic-data-capture-software/)[Billing and Invoicing](https://www.capterra.com/billing-and-invoicing-software/) Top alternative Featured Overall rating Based on 0 user reviews Reviews sentiment Positive \- Neutral \- Negative \- Starting price €9 Usage Based, Per Month Free trial not available Free version not included Capterra Shortlist charts the highest-rated and most popular products... Our "Best of" badge program showcases products with the highest ratings... Our "Best of" badge program showcases products with the highest ratings... Do you work for POP API?[Manage this product listing](https://digitalmarkets.gartner.com/get-listed/claim-bx?url=https://babinimazzari.com&name=POP API) ## Compare with a popular alternative Capterra selects software alternatives based on relevant features, verified user reviews and user interactions. Placement may be influenced by client status. ### POP API 0.0 VS. [4.9 (21)](https://www.capterra.com/p/133931/ClinCapture/reviews/) Starting Price €9 Usage Based, Per Month Starting Price $2000 Flat Rate, Per Month Free Trial Free Version Pricing Options Free Trial Free Version Ease Of Use 0.0 (0) Ease Of Use 4.9 (20) Value For Money 0.0 (0) Value For Money 4.8 (16) Customer Service 0.0 (0) Customer Service 4.9 (18) ## POP API alternatives [4.7 (204)](https://www.capterra.com/p/143532/Castor-EDC/reviews/) Starting price Contact vendor for pricing Pricing Options Free Trial Free Version User Rating 98% of reviewers rated it above 4 stars [4.8 (44)](https://www.capterra.com/p/253399/ShareCRF/reviews/) Starting price Contact vendor for pricing Pricing Options Free Trial Free Version User Rating 100% of reviewers rated it above 4 stars [4.2 (118)](https://www.capterra.com/p/192454/Research-Manager/reviews/) Starting price Contact vendor for pricing Pricing Options Free Trial Free Version User Rating 86% of reviewers rated it above 4 stars [4.7 (167)](https://www.capterra.com/p/151223/Appenate/reviews/) Starting price $20.00 Per User, Per Month Pricing Options Free Trial Free Version User Rating 95% of reviewers rated it above 4 stars ## FAQs about POP API Overview ### What company size and specific industries is POP API built for? POP API is designed for e-commerce businesses, SaaS platforms, and software companies of any size that need to automate electronic invoicing and handle tax compliance across multiple European countries. It fits organizations operating in digital commerce or software services that manage cross-border billing and regulatory requirements. Features and Usability ### What are the key features of POP API? POP API offers API access, activity dashboard, bulk send, and data capture and transfer for invoice workflows. Core billing features include invoice creation, online invoicing, project billing, credit note handling, invoice history, and document management, plus data storage management, data verification, reporting, and statistics. Integrations ### Which third-party tools and platforms does POP API integrate with? POP API integrates with four third-party platforms: Paid Memberships Pro, Shopify, WooCommerce, and WordPress. These catalog integrations cover ecommerce and website management use cases, giving POP API connection points for membership sites, online stores, and WordPress-based workflows. Getting Started and Support ### What training and onboarding options does POP API offer? POP API provides documentation to help teams get started. Documentation offers written reference material for setup steps, feature guidance, and ongoing lookup while using the product. Only this training format is listed in the catalog data. Getting Started and Support ### What customer support options does POP API offer? POP API provides email/help desk support and a knowledge base for customer assistance. With no reviewer feedback about support available, user experience with response times, helpfulness, or common issues cannot be assessed from the catalog data. ## Features Features with the highest number of reviews are displayed first. Those that have no reviews appear next, sorted alphabetically. Activity Dashboard Dashboard to view the status of ongoing processes, identify current incidents and track past activities API Application programming interface that allows for integration with other systems/databases Bulk Send Process of sending a large number of documents, messages or emails to multiple recipients at once Credit Note Legal document used by sellers & buyers to adjust invoice values in case of wrong billing, damaged goods etc. Data Capture and Transfer Import, collect, and capture data from multiple sources Data Storage Management Manage and store data in a database POP API 13 features Dashboard to view the status of ongoing processes, identify current incidents and track past activities Application programming interface that allows for integration with other systems/databases Process of sending a large number of documents, messages or emails to multiple recipients at once Legal document used by sellers & buyers to adjust invoice values in case of wrong billing, damaged goods etc. Import, collect, and capture data from multiple sources Manage and store data in a database Process of checking different types of data for accuracy to avoid errors or inconsistencies Store, manage, and track all electronic documents in a centralized location Create invoices from scratch or have recurring invoices Store and view prior invoices for each account/client Create, send, and view electronic invoices Business model that bills clients an amount based on the project/task/job performed Collection, analysis, and representation of numerical data and generation of reports to understand various patterns Get Advice We can help you find the software with the features you need. ## Pricing Free Version Basic €9.00 Usage Based,Per Month Growth €15.00 Usage Based,Per Month Pro €19.00 Usage Based,Per Month ## Integrations [ WordPress](https://www.capterra.com/p/131687/WordPress/)[ Shopify](https://www.capterra.com/p/83891/Shopify/)[ WooCommerce](https://www.capterra.com/p/225601/WooCommerce/)[ Paid Memberships Pro](https://www.capterra.com/p/265352/Paid-Memberships-Pro/) Connect with a Capterra advisor for a free 15-minute consultation Get a personalized software list aligned to your business needs with guidance from our expert advisors. Our team has helped 1 million+ businesses like yours find options that fit their needs. ## Support, customer service and training options Support - Email/Help Desk - FAQs/Forum - Knowledge Base - Phone Support - 24/7 (Live rep) - Chat Training - In Person - Live Online - Webinars - Documentation - Videos Deployment - Web - Android - iPhone/iPad Typical users - Freelancers - Small businesses - Mid size businesses - Enterprises ## Top-rated software of 2026 ### Fill out the form and we'll send a list of the top-rated software based on real user reviews directly to your inbox.