Alternatives · Browsers
Island Enterprise Browser alternatives
As of Nov 13, 2026, the highest-graded Island Enterprise Browser alternative is Kasm Workspaces (2.2 GPA). It's also the best free one.
Island Enterprise Browser compared with 4 alternatives: Surf Security, Menlo Security, Authentic8 Silo and Kasm Workspaces.
Island Enterprise Browser's current pricing could not be confirmed from its own site. 1 of the 4 alternatives is free or has a free plan. One more offers a free trial.
Listings checked up to Nov 13, 2026 · Where the facts come from
Black Friday: is there a Island Enterprise Browser sale?
At a glance
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| Island Enterprise BrowserThis tool | Paid | No | macOS, Windows, Linux, iOS, Android, Browser extension |
| Surf Security | Paid | No | macOS, Windows, Linux, iOS, Android, Browser extension |
| Menlo Security | Paid | No | Web, Browser extension |
| Authentic8 Silo | Free trial · from $1,450/yr | Trial only | Web |
| Kasm Workspaces | Free plan | Yes | Web |
How each one differs from Island Enterprise Browser
Surf Security
Zero trust Chromium browser and extension for enterprises
- Surf Security does not cover ad and tracker blocking, which Island Enterprise Browser does.
Suits: Security teams worried about employees pasting data into AI tools
Menlo Security
Cloud browser security platform for enterprises
- Menlo Security also lists a web app.
- Menlo Security lists no Windows, macOS, Linux, iOS and Android apps, which Island Enterprise Browser has.
- Menlo Security also covers malware protection.
- Menlo Security does not cover ad and tracker blocking, which Island Enterprise Browser does.
Suits: Large organizations securing browser sessions across many users
Authentic8 Silo
Isolated cloud browser workspace for digital investigations
- Authentic8 Silo starts at $1,450 per user / year.
- Authentic8 Silo also lists a web app.
- Authentic8 Silo lists no Windows, macOS, Linux, iOS and Android apps and browser extension, which Island Enterprise Browser has.
- Authentic8 Silo also covers research.
- Authentic8 Silo does not cover ad and tracker blocking, which Island Enterprise Browser does.
Suits: Threat intelligence and SOC teams investigating at the source
Kasm Workspaces
Containerized desktops, apps and browsers streamed to a browser
- Kasm Workspaces has a free plan, which Island Enterprise Browser lacks.
- Kasm Workspaces also lists a web app.
- Kasm Workspaces lists no Windows, macOS, Linux, iOS and Android apps and browser extension, which Island Enterprise Browser has.
- Kasm Workspaces is open source and self-hostable, according to its own site.
- Kasm Workspaces also covers remote desktop.
Suits: IT and security teams isolating risky web research
Limits worth knowing in Island Enterprise Browser
- No prices are published: the site offers a demo and a quote request, and its /pricing page returns an error.
- Aimed at organizations; the download requires logging in as an existing Island user.
- The extension supports most but not all of the full browser's capabilities because extensions have restrictions.
Common questions
What are the alternatives to Island Enterprise Browser?
The alternatives to Island Enterprise Browser in this directory are Surf Security, Menlo Security, Authentic8 Silo and Kasm Workspaces. Each one has a side-by-side comparison with Island Enterprise Browser.
Is there a free alternative to Island Enterprise Browser?
Yes. Kasm Workspaces has a free plan alongside paid ones.
Is there an open-source alternative to Island Enterprise Browser?
Kasm Workspaces is described as open source on its own site.
When were these prices checked?
Every listing on this page was checked on Nov 13, 2026, against the pages it cites. Vendors change prices without notice, so confirm on their site before you buy.