TerminalX.sh vs Port Zero

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

TerminalX.sh compared with Port Zero
Detail	TerminalX.sh	Port Zero
What it does	Own your SSH client. Pay once, no subscription, no account.	Stable domains for local development ports, eliminating conflicts with free open-source tunnels and paid cloud options
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Paid	Freemium
Pricing	Launch pricing: $9 for first 50 licenses, $19 for next 250, $29 for next 500, then $49. One-time payment, lifetime access to all future updates.	Free and Open Source: $0 (unlimited local tunnels, open source); Professional: $49/mo or $490/yr (unlimited cloud tunnels, visitor auth, feedback comments); Team: $149/mo or $1,490/yr (everything in Professional plus unlimited members, teams, shared subdomains, approvals, organization billing); Ente
Key features	Encrypted local vault with Argon2id and XChaCha20-Poly1305 Dual-pane SFTP with drag-and-drop file transfer Jump host chains with per-hop identities and agent forwarding Post-quantum SSH key exchange with ML-KEM hybrid Support for FIDO2 security keys and OpenSSH certificates Port forwarding with local, remote and dynamic SOCKS5 tunnels Two-click import from Termius, PuTTY and SSH config	Stable local domains (.portzero.local) for processes and containers Cloud tunnels (.tunnel.portzero.cloud) with HTTPS for LAN and internet access Support for multiple programming languages Git worktree support with per-branch URLs AI agent integration with MCP server Visitor authentication and access control Feedback comments on live tunnels Team access policies and approvals Audit log (Enterprise plan) Organization billing with no per-seat charges
What makes it different	Fully offline operation with no cloud vault, sync or telemetry Keys and credentials stay encrypted on your device, never on servers	Eliminates port conflicts by assigning stable virtual domains instead of port numbers Free and open source for local use; no additional cost for cloud features on paid plans Flat pricing with no meters, overages, or per-seat charges Agent-ready with native MCP server integration for AI coding agents Works across multiple OS and languages with zero port bookkeeping required
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	1 no change since last check
Trust Flow (Majestic)	2	4
Citation Flow (Majestic)	12	26
Referring domains (Majestic)	1	135

5 details filled in for both companies.

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