NoMac vs WBX Sandbox

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

NoMac compared with WBX Sandbox
Detail	NoMac	WBX Sandbox
What it does	On-demand cloud macOS for AI agents, billed per minute	Secure execution for AI agents in isolated Firecracker microVMs or WebAssembly
Stage	Startup	Not given
Founded	2026	Not given
Based in	Not given	CZ
Pricing model	Paid	Not given
Pricing	$0.90 per hour, billed per minute. Prepaid credit starts at $10, never expires and needs no subscription. Bigger top-ups add up to 20% bonus credit: $100 buys 133 hours. 7-day money-back guarantee on first purchase.	Free plan: no card required, 5 concurrent sandboxes, up to 1 hour per sandbox, one-time welcome credit. Pro: $49.00/month (excl. VAT) with $25.00 usage credit, 25 concurrent sandboxes, up to 24 hours per sandbox, 100 vCPU/100 GB RAM total. Team: $119.00/month (excl. VAT) with $50.00 usage credit, 10
Key features	Real macOS on Apple M6 or M5 Pro silicon, ready in about a minute Full admin access with no password prompts Xcode 27 preinstalled with Homebrew, Node, Python and CocoaPods iOS Simulator with screenshots and screen recordings Persistent 20 GB encrypted drive between sessions Control via MCP, CLI, API or SSH App Store submissions and TestFlight uploads Secrets management without chat exposure Desktop view and control in browser	Isolated Firecracker microVMs with own kernel and filesystem Background jobs that survive disconnects Batch execution with up to 1,000 jobs and dependency passing WebAssembly jobs starting in milliseconds without VM boot Budget Guard with cost reserves and limits Execution receipts with runtime, isolation, resources and file hashes Native MCP server integration for ChatGPT and Claude Compact log digests instead of full 5,000-line logs Server-side job waiting with signed webhooks Verified package cache for PyPI, npm, Go and Rust
What makes it different	Agents work autonomously without human prompts or permission dialogs Pay only for minutes used, not idle Mac time Complete end-to-end app building and publishing from iOS Simulator to App Store Built-in isolation and security with ephemeral sessions	Two runtimes with honest isolation labeling
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)	20 −1 (down) since last check	2 no change since last check
Trust Flow (Majestic)	13	0
Citation Flow (Majestic)	28	0
Referring domains (Majestic)	140	0

4 details filled in for both companies.

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