ETHERFAX vs Sinch Fax API

ETHERFAX provides cloud faxing and document workflows for healthcare organizations, U.S. government agencies, and enterprise teams. Its Engage web application supports sending, receiving, and managing faxes in shared workspaces, with centralized administration, audit logs, and reporting. It handles PDFs, Microsoft Office documents, images, and text files. Flow uses AI to capture incoming documents, classify and extract information, then route them to an EHR or another system of record. Engage can also summarize documents and show sender information and an overview to help with review. ETHERFAX offers virtual fax numbers, inbound and international faxing, and a web API for document delivery. Listed integrations include Epic, Hyland OnBase, Canon, Ricoh, Xerox/Lexmark, Microsoft 365, Google Workspace, and Microsoft Teams. Security measures include encryption, two-factor authentication, and in-network routing. Compliance offerings vary by environment: HealthCloud is described as HIPAA and HITRUST CSF certified in a SOC 2-compliant environment, while government services meet FedRAMP High standards. Standard support is limited to weekdays during stated Eastern hours; 24-hour support costs extra. Pricing is available by contacting ETHERFAX or a partner.

Sinch Fax API is a cloud service for sending and receiving faxes through a REST API. It supports delivery tracking and webhooks for incoming or completed faxes, with Basic or OAuth 2 authentication. If storage is enabled, fax logs and media remain available for 13 months before deletion. Listed formats include DOC, DOCX, PDF, TIF, JPG, TXT, PNG, URLs, and HTML. A customer portal shows fax status and send or receive times, and provides controls for users, groups, roles, and permissions. Sinch describes intelligent routing and automatic retries for failed transmissions, and says its U.S. fax-processing network has 99.999% uptime and redundant infrastructure. Customers can select local or toll-free numbers or bring their own; the infrastructure is described as scalable for high volumes. The service supports stated HIPAA, SOC 2, and GDPR compliance needs and secure transmission for healthcare data. A free Sinch Build Dashboard account is required to start, and signup includes a free virtual number for testing. Pay-as-you-go costs $0.05.