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Best Free Encryption Tools in 2026

Data compiled by Toolradar Updated How we rate

The 5 best free encryption tools we track: 1 completely free and 4 with a free plan alongside paid tiers. Ordered by Toolradar's ranking score (review volume and rating on G2, Capterra, Trustpilot and other sites, plus media mentions), not by vendor pitches; every rating shows its date.

Key Takeaways
  • OpenVPN is our free pick for encryption in 2026, and our overall pick.
  • We screened 6 encryption tools with a free plan to build this list.
  • 5 tools offer free plans.
Publications that cover the tools tracked here
  • TechCrunch
  • Bloomberg
  • The Information
  • Fortune
  • The Verge
  • 6 free tools screened
  • 1 100% free
  • 4 free plan + paid

Top 5 free encryption tools at a glance

Top 5 free encryption tools: free plan type, user rating and best use, as of November 2026
Tool Type Rating Best for
OpenVPN Free plan 4.3 (574) as of Sep 2026
Open-source VPN protocol and software
Hide.me Free plan 4.0 (1,025) as of Sep 2026
Secure your online privacy, bypass censorship, and enjoy fast, encrypted internet access.
Proton Drive Free plan 4.3 (170) as of Sep 2026
Store, sync, and share files with end-to-end encryption
Ente Locker Free plan n/a
Securely store sensitive files and passwords, then share with expiring links
NO SUS 100% free n/a
Encrypted self-destructing notes and one-time file links, with traceable copies

Ratings from G2, Capterra, and other public review sites. Each cell shows the snapshot date so a cited number is never an undated one.

The 5 best free encryption tools

Order: Toolradar ranking score, which is the public review volume times the average rating on G2, Capterra, Trustpilot and other review sites, plus media mentions (recent ones count more). Paid placements are labelled and never change the score. How we rank.

OpenVPN logo
1.

OpenVPN

Free plan

Open-source VPN protocol and software

4.3/5 across SourceForge, Trustpilot, G2 and more · 574 ratings, Sep 2026

OpenVPN creates secure tunnels between networks. An open-source VPN that's been trusted for years - private networking that's proven reliable. The security is established. The flexibility is high. The deployment is understood. Organizations needing VPN infrastructure often deploy OpenVPN for reliable tunneling.

Hide.me logo
2.

Hide.me

Free plan

Secure your online privacy, bypass censorship, and enjoy fast, encrypted internet access.

4.0/5 on Trustpilot · 1,025 ratings, Sep 2026

hide.me is a Virtual Private Network (VPN) service designed to provide digital privacy, advanced security, and the ability to bypass internet censorship. It encrypts user data, hides their real IP address, and routes internet traffic through secure servers located worldwide. This allows users to browse the internet privately, prevent ISPs from monitoring their activities, and access geo-restricted content or services. The service emphasizes its independence, strict no-logging policy (independently audited), and high-speed performance, particularly with its Bolt technology and WireGuard support. It caters to individuals and businesses looking to enhance their online security, protect their identity, and maintain freedom of access on the internet, offering features like dynamic port forwarding, Multihop (Double VPN), ad blocking with SmartGuard, and granular app control with Stealth Guard and Split Tunneling.

Proton Drive logo
3.

Proton Drive

Free plan

Store, sync, and share files with end-to-end encryption

4.3/5 across G2 and Capterra · 170 ratings, Sep 2026

Proton Drive provides secure, end-to-end encrypted cloud storage, ensuring that only you and authorized individuals can access your files. It's designed for individuals and businesses who prioritize privacy and data security, offering a robust alternative to traditional cloud services. The platform encrypts files, their names, and other metadata directly on your device before they are uploaded, meaning Proton itself cannot access your data. Beyond secure storage, Proton Drive includes features like file sharing with password protection and expiry dates, automatic mobile backups for photos and videos, and desktop file syncing across Windows, macOS, Android, iOS, and web apps. It also integrates Proton Docs and Proton Sheets for private online document and spreadsheet editing and collaboration, protecting your work from data exploitation and AI training. Based in Switzerland, Proton Drive benefits from strict European privacy laws and is open-source, with its code regularly audited by independent experts.

Ente Locker logo
4.

Ente Locker

Free plan

Securely store sensitive files and passwords, then share with expiring links

Ente Locker provides a safe and end-to-end encrypted space for users to store their critical documents, passwords, and reports. It's designed for individuals and teams who prioritize privacy and security for their digital assets. The service ensures that all stored data remains private and accessible only to the user or those they explicitly share it with. Beyond secure storage, Ente Locker offers robust sharing capabilities, allowing users to share collections or individual items with other Ente users or via public links. It also includes a unique feature for sharing sensitive text with a one-time, expiring link, ideal for temporary and highly secure information exchange. The platform is built by an open-source company committed to pixel-perfect privacy and funded by customer subscriptions.

NO SUS logo
5.

NO SUS

100% free

Encrypted self-destructing notes and one-time file links, with traceable copies

Free self-destructing notes and one-time file links, encrypted in your browser, no account. Plus watermarks, traceable copies and one chat on every screen.

Related

Why choose free encryption tools?

Free encryption tools are an excellent way to get started without financial commitment. Whether you're a startup, freelancer, or small business, these tools offer essential features at no cost.

What to look for in free encryption tools

  • Feature limitations: Understand what's included in the free tier vs paid plans
  • Usage limits: Check for restrictions on users, storage, or API calls
  • Data ownership: Ensure you own your data and can export it
  • Support: Free tiers often have community-only support
  • Upgrade path: Consider future needs if you outgrow the free tier

Free vs Freemium: what's the difference?

100% free 100% free, no payment ever

Completely free with no paid upgrades available. Best for simple, focused workflows that don't require advanced features.

Free plan Free tier + paid upgrades

Generous free tier with optional paid plans that unlock advanced features, higher limits, or team collaboration.

Frequently Asked Questions

What is the best free encryption tool in 2026?

OpenVPN is our free encryption pick in 2026. OpenVPN offers a free plan alongside paid plans: Open-source VPN protocol and software.

Is OpenVPN really free forever?

OpenVPN uses a freemium model: there is a permanent free tier you can use without a credit card, plus optional paid plans that unlock higher usage limits and advanced features. The free tier itself does not expire.

What does the free tier of encryption tools typically include?

Free encryption tools typically include the core workflow features needed to evaluate the product. Paid plans usually unlock higher usage limits, team collaboration, advanced analytics, integrations, and priority support. The specific cap differs per tool.

When should I upgrade from a free encryption tool?

Upgrade when you hit one of the free tier ceilings: usage quota (output count, storage, contacts, projects), team size, or a paid-only feature your workflow depends on.

Are there encryption tools that are 100% free, not just freemium?

Yes. We found 1 completely free encryption tool (no paid upgrade path) and 4 tools with a permanent free tier alongside paid plans. NO SUS is 100% free.

Are free encryption tools good enough for business use?

Yes, for most startups, freelancers, and small teams. OpenVPN and Hide.me both offer free tiers robust enough for production workflows. Larger teams typically upgrade when they need SSO, audit logs, advanced permissions, or usage past the free quota.

Last updated: November 2, 2026

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