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Pricing, plan names, free plan availability, and trial details are checked against official provider pages before being used in ProPicked scores. Vendor relationships do not change rankings, scores, or recommendations.
Provider Pricing Facts
Provider pricing facts: Perimeter 81 starts at $8/mo. SentinelOne has a free plan. 1Password starts at $2.99/mo.
Source and Freshness Note
Source and freshness note: pricing, free-plan, and feature signals are refreshed from provider pages and public comparison data. This alternatives page was last checked May 2026.
Best Perimeter 81 Alternatives (2026)
Perimeter 81 scores 7.8/10 in our review with plans starting at $8/mo. It performs well in some areas but has room for improvement in overall features.
We compared 6 cybersecurity tools alternatives below, ranked by overall score. SentinelOne leads with 9.2/10.
Perimeter 81
SASE and zero-trust network security platform
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Key Takeaways: Perimeter 81 Alternatives
- ✓SentinelOne is the top-rated alternative with a 9.2/10 score.
- ✓We compare 6 alternatives to Perimeter 81 (7.8/10).
- ✓5 alternatives offer a free plan.
- ✓All alternatives reviewed as of June 2026.
- Choose SentinelOne if you need a free plan to get started
- Choose SentinelOne if you're on a tight budget (starts at $0/mo vs $8/mo)
- Choose SentinelOne if customer support quality matters most
- Choose 1Password if ease of use is your top priority
- Choose 1Password if you're on a tight budget (starts at $2.99/mo vs $8/mo)
- Choose 1Password if customer support quality matters most
- Choose Fortinet if you need a free plan to get started
- Choose Fortinet if you're on a tight budget (starts at $0/mo vs $8/mo)
- Choose Fortinet if customer support quality matters most
Perimeter 81 vs Alternatives at a Glance
Why Look Beyond Perimeter 81?
Perimeter 81 scores 7.8/10 — solid, but with clear room for improvement. Alternatives below address specific gaps.
Among the 6 alternatives we reviewed: 6 alternatives score higher overall, and 3 are more affordable. We ranked them by overall score so the strongest options appear first.
Perimeter 81 Alternative Reviews in Detail
SentinelOne
AI-powered endpoint security and extended detection platform
1Password
The password manager trusted by over 150,000 businesses and millions of users
Fortinet
Enterprise network security and unified threat management platform
WireGuard
Modern open-source VPN protocol and software
Bitwarden
Open-source password management for individuals and teams
Tailscale
Zero-config mesh VPN built on WireGuard
Why People Look for Perimeter 81 Alternatives
Pricing Concerns
Perimeter 81 starts at $8/mo which may not fit every budget. 5 alternatives offer free plans.
Feature Gaps
Some users need capabilities Perimeter 81 doesn't offer. Top-rated alternatives score up to 9.4/10 on features.
Better Fit
Different tools excel for different use cases. SentinelOne may be a better match for your specific workflow and team size.
Before You Switch from Perimeter 81: Key Considerations
- 1Review your current Perimeter 81 data export options — ensure you can migrate your content and configurations.
- 2Compare pricing tiers carefully — factor in hidden costs like add-ons, transaction fees, and per-user charges.
- 3Test the alternative with a free trial before committing — most tools in this category offer 14-30 day trials.
- 4Check integration compatibility — make sure the alternative works with your existing tech stack.
- 5Consider the learning curve — switching costs include time spent training your team on the new tool.
Perimeter 81 Head-to-Head Comparisons
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Perimeter 81 Alternatives FAQ
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