Fax Rocket vs GTC Cloud-Fax

Fax Rocket has no write-up on Specifiction yet; its figures are above.

GTC Cloud-Fax is a cloud service for sending and receiving faxes online without a fax machine or fax server. Users can work through a web interface, email, or developer interfaces, including REST, SOAP, and SMTP, and can use those routes in parallel. For email sending, the destination fax number is combined with @fax.tc; delivery status comes back by email. Received faxes can arrive as PDF or TIFF attachments or be retrieved through a secure reception area. Fax-management tools include cover sheets, address-book recipients, custom sender IDs, centrally managed users with individual permissions, logs, and delivery notifications. GTC describes application automation at scales from one fax to one million. The maker says its servers are in Germany and lists GDPR compliance, SSL access, and IP-range restrictions; HIPAA support is also listed. A free test account is available at free. Paid options include Paket-Lösung – klein at €9.50 a year, billed annually, and fax credits at €11.90, paid once. The credits do not expire, but unused credit is not refundable.