Proton Unlimited vs Bitdefender Total Security: Price, Features & Which to Choose

Proton Unlimited and Bitdefender Total Security are two of the most popular security software. Encrypted Mail, Drive, VPN and Pass in one plan. Top-rated protection for Windows, macOS, iOS and Android. Here is how they compare in 2026.

Quick answer

• Bitdefender Total Security is cheaper to start with: $5 vs $12.99 per month ($7.99 less).
• Proton Unlimited offers more plan options (1 vs 1).
• Both can be bought with crypto on AIOFFER below the official price.

Side by side

	Proton Unlimited	Bitdefender Total Security
Made by	Proton	Bitdefender
Cheapest plan	Proton Unlimited Unlimited — $12.99 per month	Bitdefender Total Security Total Security 12 Months — $59.99 for 1 year
Top plan	Unlimited — $12.99/mo	Total Security 12 Months — $5/mo
Plans available	1	1
Yearly billing	No	Yes

Proton Unlimited

Proton Unlimited bundles Proton Mail, Calendar, Drive, VPN and Pass with end-to-end encryption and Swiss privacy.

• Proton Mail and Calendar
• 500 GB Proton Drive
• Proton VPN Plus
• Proton Pass Plus

See Proton Unlimited plans →

Bitdefender Total Security

Bitdefender Total Security blocks every type of threat with minimal impact on performance across all your devices.

• Multi-layer ransomware protection
• Web attack prevention
• VPN (200 MB/day)
• 5 devices

See Bitdefender Total Security plans →

Which should you choose?

Choose Proton Unlimited if you want proton mail and calendar.

Choose Bitdefender Total Security if you want multi-layer ransomware protection, at the lower entry price.

Count your devices first, then pick the plan that covers all of them.

Proton Unlimited vs Bitdefender Total Security — FAQ

Is Proton Unlimited cheaper than Bitdefender Total Security?

No — Bitdefender Total Security starts at $5 per month vs $12.99 for Proton Unlimited (official prices).

Can I use both Proton Unlimited and Bitdefender Total Security?

Yes, they are separate subscriptions. Many people keep one as their main tool and try the other for a month before deciding.

Where can I buy Proton Unlimited or Bitdefender Total Security with crypto?

On AIOFFER — top up your wallet with Bitcoin or USDT and buy either plan below the official price.