No. 44 of 105 ·File transfer services

Cleo Harmony

Web · Windows · Linux · Self-hosted

Freedom report

Two barsScore 6.5

Free tierNo free tier on record
Open codeNo open-source code on record
Runs widely3 of 6 device platforms
DocumentedPlans, terms and facts published

Cleo Harmony is ranked #44 of 105 in file transfer services on Freedom251, made by Cleo Harmony (Rockford, Illinois, USA). It runs on Linux, Self-hosted, Web, Windows.

Cleo Harmony plans and pricing

All plans

Cleo Harmony Not published Contact Cleo for pricing or a custom demo cleo.com · 4 Oct 2026

Compared on file transfer services

Deployment model: hybrid
Folder access controls: Yes
SSO support: Yes
Audit logging: Yes
Automation API: Yes

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The record

Purpose: Cleo Harmony moves data to applications and systems using high speed and ad hoc transfer.
Partner connections: It offers preconfigured connections for connecting with trading partners.
Monitoring: It monitors data activity in real time with granular reporting, alerts, and dashboards.
Transmission controls: Users can schedule transmissions and set event triggers to speed processing in high-volume environments.
Certificate management: Users can manage and exchange organization certificates and receive partner expiration notifications.
Issue resolution: The product includes file-transfer logging, non-event alerts, and file resend capabilities, with Cleo support.
Protocols: Cleo Harmony supports FTP, FTPS, FTPES, SFTP, AS2, and inbound listener communications when integrated with Cleo Clarify.
Operating systems: The listed supported operating systems include Windows Server and several Linux distributions, including RHEL, Ubuntu Server, Rocky Linux, Alma Linux, and Amazon Linux.
Web UI: The Harmony Web UI requirements list Microsoft Edge, Firefox, and Chrome.
Security and compliance: Cleo’s Trust Center lists SOC 1, SOC 2, SOC 3, ISO/IEC 27001, GDPR, and other compliance materials, with some documents requiring access.
Security requirements: Cleo states that SFTP supports encrypted-in-transit connections with configurable cipher choices.
Enterprise deployment: Harmony 6.0 supports containerized Docker deployments orchestrated with Kubernetes, and the release notes say an Enterprise license is required.
Intended audience: Cleo’s product guide describes Harmony as tailored for large enterprise needs.
Founded: 1976

Where it ranks on Freedom251

Best File Transfer Services in 2026#44 of 105

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Sources

cleo.com/cleo-harmony· checked 4 Oct 2026
support.cleo.com/hc/en-us/articles/360034419254-Integrat· checked 4 Oct 2026
support.cleo.com/hc/en-us/articles/30601185467159-Cleo-H· checked 4 Oct 2026
trustcenter.cleo.com· checked 4 Oct 2026
support.cleo.com/hc/en-us/articles/12479791952663-How-Cl· checked 4 Oct 2026
support.cleo.com/hc/en-us/articles/41414871135895-Cleo-H· checked 4 Oct 2026
portal.cleo.com/support/byproduct/VLTrader/Documentatio· checked 4 Oct 2026