kitio.aiAffectiva vs PLG OS
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Affectiva starts at See pricing page and PLG OS starts at $49/mo. Check both pricing pages for current plans.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Facial expression analysis
- Ad and content testing
- Eye tracking
- Emotion SDK
- Qualitative research tools
- Onboarding flows
- In-app user assistance
- Feedback surveys
- Loyalty and gamification
- Audience segmentation
- Feature flags
| Feature | Affectiva | PLG OS |
|---|---|---|
| Best for | Emotion AI that measures facial reactions to ads and content | AI-built in-app onboarding, surveys and loyalty components |
| Category | Marketing | Marketing |
| Pricing model | Paid | Freemium |
| Starting price | See pricing page | $49/mo |
| Free plan | No | Yes |
| Made by | Affectiva (Smart Eye) | Questera |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Affectiva starts at See pricing page and PLG OS starts at $49/mo. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
1 plan
Enterprise
Contact sales
- Media analytics and ad testing
- Behavioral research
- Emotion SDK
4 plans
Free
Free
- 100 tracked users
- 1 component
- 1 integration
- Campaign analytics
Starter
$49/mo
- 1,000 tracked users
- 2 components
- 2 integrations
- API support
Growth
$149/mo
- 3,000 tracked users
- 5 components
- Segmentation and feature flags
Scale
Contact sales
- Custom tracked users
- Unlimited components
- UI variants
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Affectiva
- Long track record in emotion research
- Works with ordinary webcams
- SDK for building it into apps
- No public pricing
- Sold to enterprises, not individuals
- Facial analysis raises consent questions
PLG OS
- Free tier to test
- Quick SDK integration
- Covers onboarding to loyalty
- Free tier allows one component
- Limits based on monthly tracked users
- Scale pricing needs a conversation
Which one should you choose?
Choose Affectiva if you want:
- Long track record in emotion research
- Works with ordinary webcams
- SDK for building it into apps
Watch out: no public pricing.
Choose PLG OS if you want:
- Free tier to test
- Quick SDK integration
- Covers onboarding to loyalty
Watch out: free tier allows one component.
Affectiva vs PLG OS FAQ
What is the difference between Affectiva and PLG OS?
Affectiva: Emotion AI that measures facial reactions to ads and content. PLG OS: AI-built in-app onboarding, surveys and loyalty components. Both are marketing tools.
Is Affectiva or PLG OS cheaper?
Affectiva starts at See pricing page and PLG OS starts at $49/mo. Check both pricing pages for current plans.
Do Affectiva and PLG OS have free plans?
Affectiva: No. PLG OS: Yes.
Who makes Affectiva?
Affectiva is made by Affectiva (Smart Eye), based in United States.
Who makes PLG OS?
PLG OS is made by Questera.
Which should I choose, Affectiva or PLG OS?
Choose Affectiva if you value long track record in emotion research and works with ordinary webcams. Choose PLG OS if you value free tier to test and quick sdk integration.