Flatstack vs ConnectMQ

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

Flatstack compared with ConnectMQ
Detail	Flatstack	ConnectMQ
What it does	One flat price for your app's backend	Managed MQTT broker for IoT devices without running servers
Stage	Not given	Not given
Founded	Not given	Not given
Based in	GB	TR
Pricing model	Paid	Freemium
Pricing	Hobby £9 a month (1 project, 1M requests, 1 GB database, 5 GB files, 3,000 emails, 1 person). Pro £19 a month (3 projects, 5M requests, 5 GB database with Postgres on 1 project, 25 GB files, 15,000 emails, 3 people). Studio £49 a month (10 projects, 25M requests, 20 GB database with Postgres on 3 pr	Free plan: 10,000 session minutes (one-time), up to 5 concurrent connections, 256 KB max message size. Basic: $39/month with 1,000,000 monthly session minutes, 100 concurrent connections, 256 KB max message size. Scale: $199/month with 10,000,000 monthly session minutes, 1,000 concurrent connections
Key features	SQLite or Postgres database Passkeys, magic links and social sign-in File uploads and image resizing Email sending from custom domain TypeScript server functions Background jobs and scheduled tasks Hosting for Next.js, Astro and React Router Preview deployments per pull request Project parking without pausing MCP integration for AI agents	Private isolated broker instances Four transport protocols (TCP, TLS, WebSockets, secure WebSockets) TLS encryption in transit Username and password authentication Per-topic access control Live dashboards and monitoring Rules and alerts 3D digital twin visualization Browser-ready with secure WebSockets
What makes it different	One flat price with no usage billing across all services Combines database, auth, files, email and hosting in one service Import apps from Lovable, Supabase or Clerk in an afternoon Security defaults prevent database keys reaching browser MCP support lets AI agents run deployments	No server management or patches required Security built in by default, not configuration Fully managed infrastructure and operations Public test broker available for free at broker.connectmq.com
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	2 no change since last check
Trust Flow (Majestic)	0	2
Citation Flow (Majestic)	0	9
Referring domains (Majestic)	0	7

6 details filled in for both companies.

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