Sandboxer vs Hetzner Cloud

Hetzner Cloud sells general-purpose virtual servers that you create, keep running and pay for at a listed hourly or monthly price. It has no sandbox or agent layer: you get a VM and manage it yourself. Pick Hetzner for long-running servers at low cost; pick Sandboxer for short-lived, resumable agent sandboxes.

Checked against Hetzner Cloud's public docs on October 24, 2026. Sources are linked in the table and listed below.

At a glance

Sandboxer and Hetzner Cloud compared
Capability	Sandboxer	Hetzner Cloud
Isolation	microVM Cloud Hypervisor, its own kernel	Virtual machine (hypervisor not named in docs) Shared and dedicated vCPU plans; the overview page does not name the hypervisor.
Full Linux with root	Ubuntu 24.04, sudo, systemd
Docker inside	Preinstalled
Nested virtualization (/dev/kvm)
Pause and resume with memory	Running processes come back
Fork a sandbox	Copy-on-write disk copy that boots fresh
HTTPS URL per port	Private with a token, or public
Longest session	No limit on paid plans Auto-stop is up to 30 days or off
Billing	Per second, flat rate per size Stopped sandboxes are free	listed per hour and per month, in EUR excl. VAT CPX32 EUR 0.0577/h or EUR 35.99/month; prices shown include IPv4.
GPUs		The GPU line is sold as dedicated servers, not cloud servers.
Self-host or open source
Regions	US East (Virginia) and EU Central (Finland)	Falkenstein, Nuremberg, Helsinki, Singapore, Hillsboro, Ashburn

= not documented publicly.

Price for one 4 vCPU, 8 GB machine

Sandboxer

$0.036/hour

Flat per-second rate for the default size

Hetzner Cloud

$0.058/hour

CPX32 (4 AMD vCPU, 8 GB, 160 GB NVMe) in EU locations (NBG1/HEL1): EUR 0.0577/h excl. VAT. US plan CPX31 is EUR 0.1009/h. Prices are in EUR, not USD.

List prices from each provider's pricing page, before free credits, plans and storage. This compares price only.

Where Hetzner Cloud is strong

Low list prices for a 4 vCPU / 8 GB server: EUR 0.0577 per hour in the EU.
Large traffic allowance on EU plans (20 TB on CPX32).
Locations in Germany, Finland, Singapore and the USA, plus an API, CLI, networks and firewalls.

Where Sandboxer differs

Hetzner Cloud is a general-purpose VPS with no sandbox or agent layer; Sandboxer adds memory-preserving stop/resume and preinstalled coding agents.
Hetzner lists servers at an hourly and a monthly price; Sandboxer bills per second and stopped sandboxes cost nothing.
Nested virtualization and Docker are not documented on the pages reviewed.

Pick Hetzner Cloud if

You run a long-lived server or service and want the lowest steady monthly price.
You need EU data centres or a large included traffic allowance.

Pick Sandboxer if

You need disposable full VMs you can stop and resume with memory and processes restored, billed per second.
You want every port reachable as an HTTPS URL and a prompt API for preinstalled coding agents.

Sources

Products change. If something here is out of date, email hello@sandboxer.com and we'll fix it. Hetzner Cloud is a trademark of its owner. Sandboxer is an independent product and is not affiliated with Hetzner Cloud.

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