Castr vs Whereby: Which Webinar Software Is Better in 2026?
Compare pricing, features, integrations, verified reviews, AI capabilities, security, and customer satisfaction, side by side, with no marketing spin.
The Short Answer
Castr vs Whereby, in 15 seconds
Choose Castr if…
- You prefer Castr's approach and ecosystem
Choose Whereby if…
- You want the lower entry price
- You need a genuinely free plan
- You have strict security & compliance needs
- You need the broader feature set
Head-to-Head Scorecard
How Castr and Whereby score
Whereby leads on 5 of 9 measured dimensions.
- Even
Customer Rating
Average score from verified user reviews
CastrNo reviewsWherebyNo reviews - Even
Review Volume
Number of verified reviews, a proxy for adoption
Castr0Whereby0 - Whereby
Entry Pricing
Lowest published starting price (free plan = lowest)
CastrCustomWhereby$0/mo - Whereby
Free Access
Availability of a free plan and/or free trial
CastrFree trialWherebyFree plan + trial - Even
Integrations
Number of listed third-party integrations
Castr6Whereby6 - Whereby
Features
Number of listed product capabilities
Castr0Whereby12 - Even
AI Features
Capabilities mentioning AI, automation or ML
Castr,Whereby, - Whereby
Security & Compliance
Number of listed compliance certifications
Castr2Whereby3 - Whereby
Platforms & Deployment
Supported platforms and deployment options
Castr4Whereby5
Feature Comparison
Castr vs Whereby feature breakdown
Search or filter the full feature matrix, core features, AI, integrations, APIs, security and compliance.
Castr
WherebyPricing Comparison
Castr vs Whereby pricing
Entry pricing, plan tiers and the cost factors that shape total cost of ownership.
Castr
Custom to start- pre-recorded live
- multistreaming
- Integrations
- Standard support
- video hosting
- OTT and paywall
- Advanced security and controls
- Everything in Professional
Whereby
$0/mo to start- 1 meeting room
- Up to 4 participants
- 30-minute group limit
- Screen sharing
- Unlimited meeting duration
- 3 room URLs
- Unlimited recording
- Custom branding
- Everything in Pro
- Shared rooms
- More room URLs
- Admin controls
- Video/audio API and SDK
- Priced per participant minute
- Custom UI and branding
- Telehealth and HIPAA options
Total cost of ownership factors
Beyond list price, factor in implementation, training, add-ons and per-seat scaling when estimating total cost of ownership.
Pros & Cons
Castr vs Whereby: strengths and trade-offs
Castr
Pros
- Free trial offered
- Compliance: SOC 2, GDPR
- Public API available
Cons
- No free plan
- Pricing is quote-based (less transparent)
Whereby
Pros
- Free plan available
- Free trial offered
- Compliance: GDPR, HIPAA, SOC 2
- Public API available
Cons
Buyer Fit
Who should use Castr vs Whereby?
Startups
Whereby
Whereby keeps early-stage costs lowest with its entry tier.
Small businesses
Whereby
Whereby offers the most accessible pricing for lean teams.
Agencies
Whereby
Whereby connects to more tools for multi-client workflows.
Enterprises
Whereby
Whereby leads on compliance and breadth for complex needs.
Ecommerce
Either
Either integrates with more of the commerce stack.
SaaS companies
Whereby
Whereby is the more developer- and automation-friendly choice.
Integration overlap
Shared integrations (1)
Only in Castr (5)
Only in Whereby (5)
Keep Exploring
Other alternatives worth considering
Similar webinar software products buyers compare alongside Castr and Whereby.
Ask SIA which solution fits your business
SIA, Saaskart's AI buying assistant, weighs Castr and Whereby against your team size, budget, integrations and compliance needs, then recommends the right fit and the questions to ask each vendor.
Get a personalised recommendationCastr vs Whereby, Frequently Asked Questions
What is the difference between Castr and Whereby?
Castr and Whereby are both Webinar Software solutions. Castr is rated 0.0/5 by 0 users, while Whereby is rated 0.0/5 by 0 users. The main differences lie in pricing, features, and target audience.
Which is better, Castr or Whereby?
Based on user ratings, Castr scores higher at 0.0/5. The best choice depends on your team size, budget, and specific requirements.
Which is cheaper, Castr or Whereby?
Whereby is the more affordable option, starting at $0/month.
Does Castr or Whereby have a free plan?
Whereby offers a free plan. Castr does not have a free tier but does offer a free trial.
Can I switch from Castr to Whereby?
Switching between Castr and Whereby is possible. Both support data export. Check integration compatibility and plan for data migration to minimise disruption to your team.
Who should use Castr vs Whereby?
Castr is best suited for teams that prioritise enterprise features. Whereby works well for teams looking to start free and scale.
Our Verdict
The bottom line on Castr vs Whereby
Best Overall
Either
It's a tie balances user satisfaction and proven adoption.
Best for Startups
Whereby
Whereby has the friendliest entry point for new teams.
Best for Enterprise
Whereby
Whereby leads on compliance and feature breadth.
Best Value
Whereby
Whereby delivers the lowest cost to get started.
Best AI Features
Either
Comparable AI capabilities on both sides.
Highest Rated
Either
Both earn equal user ratings.