Omnisend vs PostHog
Side-by-side plans, pricing, and feature gates for Omnisend and PostHog, verified . Omnisend is primarily email marketing; PostHog is primarily analytics.
Plans side by side
Every published plan from each vendor, with the headline monthly anchor price. Some prices scale with subscriber count or seats; full detail lives on each tool's page.
Omnisend
- Free
Up to 250 contacts, 500 sends/month
Free - Standard
Entry paid tier with advanced reporting
$16/mo - Pro
Unlimited email plus SMS credits equal to plan price
$59/mo - Custom
High-volume contacts with dedicated onboarding
Custom
PostHog
- Free + Pay-as-you-go
Generous free tier across every product
Free - Boost
Add-on: Boost
$250/mo - Scale
Add-on: Scale
$750/mo - Enterprise
Add-on: Enterprise
Custom
Limits at the entry paid tier
Compares Standard (Omnisend) against Boost (PostHog). Both are the lowest-priced non-free, non-custom plan on each side.
| Limit | Omnisend | PostHog |
|---|---|---|
| Contacts | 500 contacts | · |
| Emails / month | 6,000 sends | · |
When Omnisend wins
- Small-to-mid Shopify or BigCommerce stores wanting one tool for email, SMS, and push
- E-commerce founders running their own marketing without a dedicated team
- Brands graduating from Mailchimp's e-commerce features
Where Omnisend is the wrong fit
- B2B marketers (use ActiveCampaign or Customer.io)
- Creators running pure newsletters (use Kit or beehiiv)
- Large e-commerce operations needing custom data modeling (Klaviyo or Customer.io)
When PostHog wins
- Technical product teams that want one tool covering analytics, experiments, replay, and surveys
- Startups under 1M events per month, where the free tier covers the entire stack
- Companies committed to open-source infrastructure who want the option to self-host
Where PostHog is the wrong fit
- Marketing-only teams who need attribution and campaign analytics (Mixpanel or GA4 fit better)
- Enterprises with strict procurement that requires a SaaS-only vendor with no self-hosted option in scope
- Non-technical users who cannot navigate event-based analytics UIs and SQL-style insights
Common questions
- Is Omnisend cheaper than PostHog?
- Both Omnisend and PostHog have free or custom entry pricing, so a direct entry-tier price comparison is not meaningful.
- Does Omnisend or PostHog have a free plan?
- Both have free plans. Omnisend: Up to 250 contacts, 500 sends/month. PostHog: Generous free tier across every product.
Omnisend: https://www.omnisend.com/pricing/ · PostHog: https://posthog.com/pricing
Last verified . Pricing changes between refreshes; confirm at the vendor before purchasing.