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Comparison

Qihoo 360 vs Bitdefender Antivirus Plus 2016 vs Zonealarm Extreme Security

A side-by-side comparison of 3 options on pricing, features, ratings, and more — backed by verified data.

Qihoo 360
Qihoo 360

Endpoint Protection

Free multi-engine antivirus with system optimization

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Bitdefender Antivirus Plus 2016
Bitdefender Antivirus Plus 2016

Bitdefender Antivirus Plus 2016 — software profile on Saaskart.

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Zonealarm Extreme Security
Zonealarm Extreme Security

Zonealarm Extreme Security — software profile on Saaskart.

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Feature
Qihoo 360
Bitdefender Antivirus Plus 2016
Zonealarm Extreme Security
Rating
No reviews yet
No reviews yet
No reviews yet
Starting price
Free plan
Custom
Custom
Free version
Free trial
Pricing model
FREEMIUM
SUBSCRIPTION
subscription
Category
Endpoint Protection
—
—
Deployment
—
On-premise, Web
Desktop, Mobile
Integrations
—
—
1+
API available
Founded
—
—
—

Focused comparisons

Qihoo 360 vs Bitdefender Antivirus Plus 2016Qihoo 360 vs Zonealarm Extreme SecurityBitdefender Antivirus Plus 2016 vs Zonealarm Extreme Security

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Qihoo 360 vs Bitdefender Antivirus Plus 2016 vs Zonealarm Extreme Security: Side-by-Side Comparison (2026) | Saaskart