Best Windows Sandbox Alternatives in 2026
The top Windows Sandbox alternatives are E2B, microsandbox and Docker Sandboxes: 15 sandbox software our editors would look at instead of Windows Sandbox, in our ranking order.
Windows Sandbox: A configurable disposable desktop for Windows users who need isolated sessions. Where it falls short: supports only one running sandbox at a time.
Switching from Windows Sandbox? For most sandbox software buyers the best Windows Sandbox alternative is E2B, built for aI apps needing production-grade code sandboxes. On a budget, microsandbox starts at $49/mo. microsandbox offers the most concurrent environments (1000 environments).
Why People Look for a Windows Sandbox Alternative
- Supports only one running sandbox at a time
- Sandbox state and files are deleted when it closes
- Not supported on Windows Home
- No free plan — 9 of the alternatives below have it
- No persistent storage — 9 of the alternatives below have it
Quick Picks by What You Need
- Best overallE2B9.4
AI apps needing production-grade code sandboxes
Visit E2B - Lowest pricemicrosandbox9.2
Paid plans from $49/mo
Visit microsandbox - Best free optionE2B9.4
Has a free plan (Windows Sandbox has none)
Visit E2B - Most concurrent environmentsmicrosandbox9.2
1000 environments
Visit microsandbox - Best for persistent storageE2B9.4
Persistent storage (Windows Sandbox: no)
Visit E2B
All 15 Windows Sandbox Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
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Best forAI apps needing production-grade code sandboxes
- Better than Windows Sandbox:
- Free plan
- Persistent storage
- Concurrent environments: 100 environments vs 1 environments
Production-grade isolation, flexible controls, and SDK access for AI code execution.
- Persistent storage
- Network controls
- API or CLI access
9.4/10★★★★★Visit E2B -
Best forHigh-volume teams needing flexible microVMs
- Better than Windows Sandbox:
- Free plan
- Persistent storage
- Concurrent environments: 1000 environments vs 1 environments
Flexible sandbox infrastructure for teams running high-volume isolated workloads.
- Persistent storage
- Network controls
- API or CLI access
9.2/10★★★★★Visit microsandbox -
Best forDevelopers building secure agent workspaces
- Better than Windows Sandbox:
- Free plan
- Persistent storage
- Editor score 9.1 vs 6.8
A focused sandbox for running coding agents with isolation, policies, and persistent state.
- Persistent storage
- Network controls
- API or CLI access
9.1/10★★★★★Visit Docker -
Best forTeams needing GPU and self-hosted sandboxes
- Better than Windows Sandbox:
- Persistent storage
- Editor score 9.0 vs 6.8
GPU-backed, self-hosted sandboxes with containers, VMs, and programmable access.
- Persistent storage
9.0/10★★★★☆Visit Daytona -
Best forEngineers wanting open-source cross-platform controls
- Better than Windows Sandbox:
- Editor score 8.8 vs 6.8
Open-source process isolation with CLI, library APIs, and configurable network controls.
- Network controls
- API or CLI access
8.8/10★★★★☆View Anthropic SRT -
Best forEnterprise agent workloads across operating systems
- Better than Windows Sandbox:
- Editor score 8.6 vs 6.8
A controlled, reviewable sandbox service for enterprise AI agent execution.
- Network controls
- API or CLI access
8.6/10★★★★☆Visit site -
Best forLinux teams needing granular policy controls
- Better than Windows Sandbox:
- Free plan
- Persistent storage
- Editor score 8.5 vs 6.8
A deep, open-source Linux sandbox for teams that need granular policy controls.
- Persistent storage
- Network controls
- API or CLI access
8.5/10★★★★☆Visit Sandlock -
Best forLinux developers needing lightweight isolation
- Better than Windows Sandbox:
- Persistent storage
- Editor score 8.3 vs 6.8
A focused Linux utility for building process sandboxes with detailed isolation controls.
- Persistent storage
- Network controls
- API or CLI access
8.3/10★★★★☆Visit Bubblewrap -
Best forDevelopers securing delegated tools and agents
- Better than Windows Sandbox:
- Editor score 8.2 vs 6.8
An open-source runtime for isolating, filtering, and auditing delegated agent execution.
- Network controls
- API or CLI access
8.2/10★★★★☆Visit nono -
Best forLinux users isolating desktop applications
- Better than Windows Sandbox:
- Free plan
- Persistent storage
- Editor score 8.0 vs 6.8
A capable open-source sandbox for isolating desktop applications on Linux.
- Persistent storage
- Network controls
- API or CLI access
8.0/10★★★★☆Visit Firejail -
Best forTeams embedding code sandboxes in development tools
- Better than Windows Sandbox:
- Free plan
- Persistent storage
- Editor score 7.9 vs 6.8
A flexible sandbox platform for teams embedding programmable development environments.
- Persistent storage
7.9/10★★★★☆Visit CodeSandbox -
Best forTeams wanting managed Linux VM sessions
- Better than Windows Sandbox:
- Free plan
- Persistent storage
- Concurrent environments: 100 environments vs 1 environments
Managed, hardware-isolated Linux VMs with SDKs, CLI access, and persistent workspace options.
- Persistent storage
- Network controls
- API or CLI access
7.8/10★★★★☆Visit Tenki Sandbox -
Best forSecurity teams needing interactive malware analysis
- Better than Windows Sandbox:
- Free plan
- Editor score 7.7 vs 6.8
A browser-based malware sandbox with live behavior, network inspection, and SOC integrations.
7.7/10★★★★☆Visit ANY.RUN -
Best forThreat researchers needing broad malware reporting
- Better than Windows Sandbox:
- Free plan
- Editor score 7.6 vs 6.8
A broad malware sandbox with strong reporting, inspection, and security integrations.
7.6/10★★★★☆Visit Joe Sandbox -
Best forResearchers running open-source malware sandboxes
- Better than Windows Sandbox:
- Editor score 7.5 vs 6.8
A research-focused sandbox with extensive instrumentation, unpacking, and routing controls.
- Network controls
- API or CLI access
7.5/10★★★★☆Visit CAPE Sandbox
Windows Sandbox Alternatives: Common Questions
What is the best alternative to Windows Sandbox?
E2B: #1 in our Sandbox Software ranking, with an editor score of 9.4 out of 10. Production-grade isolation, flexible controls, and SDK access for AI code execution.
Is there a free alternative to Windows Sandbox?
Yes. E2B, microsandbox, Docker Sandboxes, Daytona and Anthropic Sandbox Runtime have a free plan or a free tier (14 of the 15 alternatives on this page).
What is the cheapest paid alternative to Windows Sandbox?
Of the alternatives here that publish a price, microsandbox starts lowest, at $49/mo.
Why do people look for Windows Sandbox alternatives?
Supports only one running sandbox at a time; Sandbox state and files are deleted when it closes; Not supported on Windows Home.
Which Windows Sandbox alternative has the most concurrent environments?
microsandbox, with 1000 environments.
How do I switch from Windows Sandbox?
Export your data from Windows Sandbox (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel Windows Sandbox.
How to Switch from Windows Sandbox
- Export your data from Windows Sandbox (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel Windows Sandbox.
Windows Sandbox vs Each Alternative
| # | Tool | Free plan | Paid from | Persistent storage | Network controls | Score |
|---|---|---|---|---|---|---|
| 21 | Windows Sandbox | No | No | Yes | 6.8 | |
| 1 | E2B | Yes | $150/mo | Yes | Yes | 9.4 |
| 2 | microsandbox | Yes | $49/mo | Yes | Yes | 9.2 |
| 3 | Docker Sandboxes | Yes | Yes | Yes | 9.1 | |
| 4 | Daytona | Yes | 9.0 | |||
| 5 | Anthropic Sandbox Runtime | Free | Yes | 8.8 | ||
| 6 | Context Agent Sandboxes | No | Yes | 8.6 | ||
| 7 | Sandlock | Yes | Yes | Yes | 8.5 | |
| 8 | Bubblewrap | Free | Yes | Yes | 8.3 | |
| 9 | nono | Free | Yes | 8.2 | ||
| 10 | Firejail | Yes | Free | Yes | Yes | 8.0 |
| 11 | CodeSandbox | Yes | Yes | 7.9 | ||
| 12 | Tenki Sandbox | Yes | $200/mo | Yes | Yes | 7.8 |
| 13 | ANY.RUN | Yes | 7.7 | |||
| 14 | Joe Sandbox | Yes | 7.6 | |||
| 15 | CAPE Sandbox | Free | Yes | 7.5 |
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update