What should I use for a containerized app on a budget?

If you mean “what should I use to run a containerized app cheaply,” the best choice depends on how much traffic, control, and simplicity you want. Here are the usual budget-friendly options:

Best low-cost choices

1. Single VPS + Docker

   • Best for: simple apps, APIs, small websites
   • Examples: Hetzner, DigitalOcean, Linode/Akamai, Vultr
   • Why: cheapest predictable monthly cost, full control
   • Typical cost: about $4–10/month
   • Good stack: Docker + Docker Compose + Caddy/Nginx

2. Cloud run/serverless containers

   • Best for: apps with spiky or low usage
   • Examples: Google Cloud Run, AWS App Runner, Azure Container Apps
   • Why: can be very cheap when idle, easier ops
   • Tradeoff: less control, cold starts possible, pricing can surprise at scale

3. Cheap container hosting PaaS

   • Best for: easiest deployment
   • Examples: Render, Railway, Fly.io
   • Why: simple Git-based deploys
   • Tradeoff: often more expensive than a VPS for always-on apps

My practical recommendation

• If you want lowest predictable cost: get a small VPS and run Docker Compose
• If you want minimal ops and low traffic: use Cloud Run or similar
• If you want easiest setup: use Render/Railway/Fly, but expect to pay more

What I’d choose

• Tiny app / hobby project: Hetzner VPS + Docker Compose
• API with irregular traffic: Cloud Run
• Need managed simplicity: Render
• Need global edge performance: Fly.io

If you want, I can recommend a specific setup based on:

• your app type
• expected traffic
• database needs
• budget per month