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Head-to-head · Free VPN Services

Proton VPN vs Bitdefender Premium VPN

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Proton VPN #1 in Free VPN Services 9.3/10 Free plan Free plan✓ 0 of 1 features Visit Proton VPN
Bitdefender Premium VPN #6 in Free VPN Services 8.6/10 Free plan · 7-day trial Free planFree trial✓ 0 of 1 features Visit Bitdefender

Proton VPN leads on 0 checks, Bitdefender Premium VPN on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreProton VPN · 9.3/10
  • Free planboth
  • Free trialonly Bitdefender Premium VPN

Proton VPN scores higher on our rubric for free vpn services: 9.3 against 8.6 out of 10; our editors rank them #1 and #6.

Proton VPN is the better fit for best overall free VPN users. Bitdefender Premium VPN is the better fit for large server network on a budget.

  • Proton VPN fits best

    Best overall free VPN users

  • Bitdefender Premium VPN fits best

    Large server network on a budget

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Side by side

Feature Proton VPN 9.3/10 Visit ↗ Bitdefender Premium VPN 8.6/10 Visit ↗
At a glance
Editor score 9.3 8.6
Ranking #1 in Free VPN Services #6 in Free VPN Services
Best for Best overall free VPN users Large server network on a budget
Pricing model Free plan + paid Free plan + paid
Starting price — $2.92/mo
Free plan ✓ ✓
Free trial — 7 days
Money-back guarantee 30 days 30 days
Deployment Cloud, Mobile, Browser extension Cloud, Desktop, Mobile
Platforms Web, Windows, macOS, Linux, iOS, Android, Chrome extension Windows, macOS, iOS, Android
Support Email, Live chat, Docs Live chat, Email, Docs
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business
Features Proton VPN 0/1 · Bitdefender Premium VPN 0/1
Ads on free plan Not checked yet Not checked yet
Specs
Free data allowance Not checked yet Not checked yet
Free server choice Not checked yet Not checked yet
Free speed policy Not checked yet Not checked yet
Logging policy Not checked yet Not checked yet
Free device limit Not checked yet Not checked yet
Our review
Pros
  • Unlimited data and an audited no-logs policy on the free plan
  • Open-source apps across desktop, mobile, browsers, and more
  • Paid plans add 10-device support, streaming, P2P, and NetShield
  • More than 3,000 servers across 100+ countries
  • Unlimited traffic for up to 10 simultaneous devices
  • Streaming access, split tunneling, and a kill switch
Cons
  • The free plan supports one simultaneous device
  • Free servers are limited to 10 randomly selected countries
  • Streaming and P2P support are available on paid plans
  • Free access has a daily traffic quota
  • Apps are limited to Windows, macOS, Android, and iOS
  • Pricing varies by region and promotion
Our verdict

Proton VPN is a virtual private network service from Proton AG, a Swiss company headquartered in Geneva. It encrypts internet traffic, hides users’ IP addresses, and offers applications for web, Windows, macOS, Linux, iOS, Android, Chrome,…

Read the review →

Bitdefender Premium VPN is a consumer VPN service for people who want encrypted internet traffic, IP address masking, and access to VPN locations in more than 100 countries. It supports Windows, macOS, Android, and iOS, with premium…

Read the review →
  1. Proton VPNFree VPN Services 9.3Free plan
  2. Bitdefender Premium VPNFree VPN Services 8.6Free plan · 7-day trial

Strengths and trade-offs

  • Proton VPN — where it wins

    • Unlimited data and an audited no-logs policy on the free plan
    • Open-source apps across desktop, mobile, browsers, and more
    • Paid plans add 10-device support, streaming, P2P, and NetShield

    Where it doesn't

    • The free plan supports one simultaneous device
    • Free servers are limited to 10 randomly selected countries
    • Streaming and P2P support are available on paid plans

  • Bitdefender Premium VPN — where it wins

    • More than 3,000 servers across 100+ countries
    • Unlimited traffic for up to 10 simultaneous devices
    • Streaming access, split tunneling, and a kill switch

    Where it doesn't

    • Free access has a daily traffic quota
    • Apps are limited to Windows, macOS, Android, and iOS
    • Pricing varies by region and promotion
  • Proton VPN9.3/10 · Free plan

    A strong free VPN with unlimited data, audited no-logs coverage, and open-source apps.

    Visit Proton VPNFull verdict →
  • Bitdefender Premium VPN8.6/10 · Free plan · 7-day trial

    A budget-friendly VPN with a large network, streaming support, and a limited free tier.

    Visit BitdefenderFull verdict →

More comparisons

All free VPN services comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update