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Cloud & Infrastructure · head to head

Deno Deploy vs PostHog

Deno Deploy logo

Deno Deploy

Cloud & Infrastructure

Serverless JavaScript at the edge

From
Free
Rated
-
Full reviewWebsite
PostHog logo

PostHog

Technology

The single platform to analyze, test, observe, and deploy new features

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Deno Deploy smaller ecosystem compared to AWS Lambda with fewer third-party integrations; PostHog the free tier covers 1M events, 5K web session recordings and 2.5K mobile recordings per month before usage-based billing starts
  • They diverge on capability: Deno Deploy covers Edge Functions, PostHog covers Product analytics.

Where they differ

Only the attributes on which Deno Deploy and PostHog actually diverge.

Attributes where Deno Deploy and PostHog differ
AttributeDeno DeployPostHog
Pricing modelUnknownusage-based
PlatformsCloud/WebWeb, Ios, Android, Api
CategoryCloud & InfrastructureTechnology
Founded20212020

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Deno Deploy

  • Edge Functions
  • Deno KV
  • Automatic HTTPS
  • Global Distribution
  • Zero Config Deploy
  • Git Integration
  • Instant Rollbacks
  • Web Standard APIs

Only in PostHog

  • Product analytics
  • Session recording
  • Feature flags
  • A/B testing
  • Heatmaps
  • SQL access
  • Data warehouse
  • Apps platform

Both cover

  • GitHub
  • GitLab
  • SOC2
  • Cloud deployment

What people use each for

The jobs each tool is most often brought in to do.

Deno Deploy

  • API endpointsnot PostHog
  • Edge functionsnot PostHog
  • Static sitesnot PostHog
  • Real-time appsnot PostHog

PostHog

  • Product analyticsnot Deno Deploy
  • Feature experimentationnot Deno Deploy
  • User behavior trackingnot Deno Deploy
  • A/B testingnot Deno Deploy
  • Debug production issuesnot Deno Deploy

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Deno Deploy

  • Smaller ecosystem compared to AWS Lambda with fewer third-party integrations
  • Less mature than established serverless platforms; newer company and platform
  • 1GB deployment size limit may restrict larger applications
  • 512MB memory limit lower than some competitors for memory-intensive workloads
  • Smaller user base and community compared to Lambda or Netlify

PostHog

  • The free tier covers 1M events, 5K web session recordings and 2.5K mobile recordings per month before usage-based billing starts
  • Accounts without a card on file are limited to 1 project; adding one raises it to 6
  • Data retention is 1 year until a card is added, which extends it to 7 years
  • Support is community-only until the account is on a paid plan
  • Error tracking is capped at 100K exceptions and surveys at 1500 responses per month on the free tier

Pricing, plan by plan

Deno Deploy

Free
  • FreeFree
    • 1M requests/month
    • 100GB outbound bandwidth
    • 50ms CPU time per request
  • Pro$20/month
    • Unlimited requests
    • 5GB KV storage
    • Priority support

PostHog

Free
  • FreeFree
    • 1M events/month
    • 5K sessions/month
    • Unlimited users
  • Paid$undefined/month
    • $0.00031/event
    • $0.005/session
    • Advanced permissions
  • Enterprise$undefined/month
    • SAML SSO
    • Advanced security
    • Dedicated support

Which should you pick?

Choose Deno Deploy if

  • You need edge functions.
  • You want to start without paying.
  • You work on Cloud/Web.
  • You also want deno kv.
Deno Deploy review

Choose PostHog if

  • You need product analytics.
  • You want to start without paying.
  • You work on Web, Ios, Android, Api.
  • You also want session recording.
PostHog review

Questions people ask

Is Deno Deploy or PostHog better?
Neither clearly leads. Deno Deploy starts at Free and PostHog at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Deno Deploy or PostHog?
Deno Deploy starts at Free and PostHog at Free.
Does Deno Deploy or PostHog run on more platforms?
Deno Deploy runs on Cloud/Web. PostHog runs on Web, Ios, Android, Api.
Can I use Deno Deploy for free?
Both have a free tier, so you can try either at no cost before committing.
What is Deno Deploy best used for?
Deno Deploy is most often used for api endpoints, edge functions, static sites, real-time apps. Of those, api endpoints and edge functions are not what PostHog is typically brought in for.
What can Deno Deploy do that PostHog cannot?
Deno Deploy covers Edge Functions, Deno KV, Automatic HTTPS, Global Distribution. PostHog covers Product analytics, Session recording, Feature flags, A/B testing. Both handle GitHub, GitLab, SOC2, Cloud deployment.

Answered from the vendors’ own pages

Deno Deploy: What does Deno Deploy's free tier include?

Deno Deploy free tier includes 1 million requests per month, 100 GB of outbound bandwidth, 50 milliseconds of CPU time per request, 50 custom domains, 1 GiB of KV storage, and up to 5 team members.

Source
Deno Deploy: What are Deno Deploy's Pro plan features and pricing?

Deno Deploy Pro costs $20/month and removes request limits, increases KV storage to 5GB, and includes priority support. Additional storage beyond 5GB costs $0.75/GiB.

Source
Deno Deploy: What are the deployment size and memory limits for Deno Deploy?

The total size of all files within a deployment (source files and static files) should not exceed 1 gigabyte. Applications have a maximum memory allocation of 512MB.

Source
Deno Deploy: Does Deno Deploy support TypeScript natively?

Yes. Deno Deploy runs TypeScript natively with zero-configuration TypeScript support. Code can be written in TypeScript or JavaScript and runs on the same V8 engine.

Source
Deno Deploy: What security features does Deno Deploy provide?

Deno Deploy features an opt-in permission system to mitigate supply chain attacks. Permissions can be explicitly granted for file, network, and environment access, running code securely by default.

Source
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