Top 30 Fax Services Software

Industry‑leading cloud fax service with mobile apps, electronic signatures, and integration with major email platforms.

Business‑grade fax over IP with unlimited inbound/outbound pages, secure storage, and integration with RingCentral Voice and Teams.

Simple online faxing for small businesses; includes a dedicated fax number, mobile apps, and PDF/Word support.

Secure, GDPR‑compliant fax service with API, e‑signature, and team collaboration features.

User‑friendly web fax with Google Drive, Dropbox, and Box integration; offers electronic signatures and audit trails.

Unlimited faxing plans, mobile apps, and a web portal that supports fax to email and PDF conversion.

Secure, HIPAA‑compliant fax service for healthcare; includes encrypted transmission and audit logs.

Free online fax service (up to 2 pages per fax) with no ads; premium plans add more pages and a dedicated number.

Cloud fax with e‑signature, document conversion, and integration with Google Drive and OneDrive.

Enterprise‑grade fax server and cloud solution with workflow automation, secure archiving, and API access.

Scalable on‑premise fax server for large organizations; supports virtual fax numbers, workflow routing, and compliance.

Integrated document automation platform that includes cloud fax, OCR, and SAP/Oracle connectors.

Hybrid fax solution offering both on‑premise and cloud options; includes secure transmission and detailed reporting.

Free online fax service (up to 3 pages per fax) with optional paid upgrades for more pages and a dedicated number.

Free web‑based fax (up to 5 pages per fax, 3 faxes per day) with branding; paid version removes ads and adds a dedicated number.

Unified communications suite that bundles cloud fax with voice, video, and messaging for enterprise users.

Leverages third‑party services (e.g., eFax, RingCentral) to embed fax capabilities directly into Outlook and Teams.

Integrates cloud fax services such as Fax.Plus or eFax with Gmail and Google Drive for seamless workflow.

Enterprise fax server with high‑volume processing, secure archiving, and integration with OpenText Content Suite.

HIPAA‑compliant fax solution with encryption at rest and in transit, audit trails, and secure delivery to email.

Free online fax with optional paid upgrades; supports sending PDFs, Word docs, and images.

Affordable cloud fax with unlimited inbound/outbound pages, mobile apps, and API for developers.

Secure cloud fax for legal and healthcare sectors; includes digital signatures and compliance reporting.

On‑premise fax server for Windows with email integration, routing rules, and detailed usage reports.

Open‑source fax server for Unix/Linux; supports high‑volume faxing, email integration, and custom scripting.

Cloud fax platform with API, unlimited pages, and multi‑user admin console.

Developer‑focused API that adds fax capabilities to custom apps, with real‑time status callbacks.

Programmatic fax service via Twilio’s API (now deprecated but still used by legacy integrations).

Free web‑based fax with optional paid upgrades for higher volume and dedicated numbers.

Enterprise fax solution with secure transmission, workflow automation, and integration with ERP/CRM systems.

Integrated fax service within Mitel unified communications platforms, offering secure fax to email.

Fax over IP solution that leverages Cisco UCM for secure, enterprise‑grade fax routing.

Cloud fax with unlimited pages, API, and mobile apps for iOS/Android.

Portfolio of fax brands (eFax, MyFax, MetroFax) offering a range of plans for personal to enterprise use.