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How often ChatGPT mentions Proton Mail for encryption software, and how it stacks up against the tools that dominate the answers.
How Proton Mail compares
Share of ChatGPT answers naming each tool, same 1 questions.
| # | Tool | Visibility | |
|---|---|---|---|
| 1 | VeraCrypt | 100% | |
| 2 | Mac | 100% | |
| 3 | Cryptomator | 100% | |
| 4 | BitLocker | 93% | |
| 5 | FileVault | 93% | |
| 6 | GnuPG | 38% | |
| 7 | 7-Zip | 38% | |
| 8 | Signal | 19% | |
| 9 | LUKS | 5% | |
| 10 | Proton Drive | 5% | |
| 11 | Bitwarden | 5% | |
| 12 | Proton Mail ← this tool | 2% |
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Where Proton Mail shows up
The questions where ChatGPT currently names Proton Mail.
A sample answer mentioning Proton Mail
Best encryption software in 2026
The best encryption software depends on what you want to protect: your entire computer, individual files, cloud storage, emails, or private messages. For most people, VeraCrypt, Cryptomator, and built-in device encryption are excellent starting points. wiki.privacyguides.orgwww.cisa.govsoftwarecompare.co
Top encryption tools
1. VeraCrypt
(Best for sensitive files and drives)
Free · Open source · Windows, macOS, Linux
Encrypts entire drives or creates password-protected encrypted containers for confidential documents. A strong choice for local data protection.
Official website · wiki.privacyguides.orgwww.cisa.govsoftwarecompare.cocyberpicks.org
2. Cryptomator
(Best for cloud storage)
Free core software · Open source · Desktop and mobile
Encrypts files before they sync to services such as Google Drive, Dropbox, or OneDrive, helping keep cloud-stored content private.
Official website · wiki.privacyguides.orgwww.cisa.govsoftwarecompare.co
3. BitLocker
Built into supported Windows editions
Best for encrypting a Windows computer's internal drive. It helps protect your data if your laptop or PC is lost or stolen. Availability depends on your Windows edition and device.
Microsoft Support · wiki.privacyguides.orgwww.cisa.govsoftwarecompare.cocyberpicks.org
4. 7-Zip
Free · Open source
Best for encrypting files into a password-protected archive before emailing or transferring them. Its 7z format supports AES-256 encryption.
Official website · wiki.privacyguides.orgwww.cisa.govsoftwarecompare.cocyberpicks.org
5. Proton Mail
Free and paid plans
A good option for private email, with end-to-end encryption in supported scenarios. Communication with people using other email providers may require additional setup to achieve end-to-end encryption.
Official website · expertinsights.com
Which should you choose?
| Your goal | My recommendation |
|---|---|
| Protect confidential documents | VeraCrypt |
| Encrypt files in cloud storage | Cryptomator |
| Protect a Windows laptop | BitLocker |
| Send encrypted files to someone | 7-Zip |
| Protect email privacy | Proton Mail |
| Encrypt a Mac | FileVault |
| Private text messages and calls | Signal |
For Mac encryption, see Apple's FileVault guide. For private messaging, see Signal.
One important point: encryption is only as effective as your password and recovery practices. Use a strong, unique password and store recovery keys somewhere safe. If you lose both the password and the recovery key, your data may be unrecoverable.
Let me narrow it down
What do you mainly want to encrypt?
1. What do you want to protect?
Files, folders, PDFs, and documents
My entire computer or hard drive
Cloud storage and backups
Email and messages
Business or highly confidential data
2. What device do you use?
Windows PC
Apple Mac
Android or iPhone
Multiple devices
3. What's your budget?
Free only
Paid if it offers meaningful benefits
Best possible protection regardless of price
[Find my best option]