PostHog is 100% cheaper
than DataFast
$0/mo (Free) vs DataFast Starter · 100k at $19/mo — covering 63% of the 8 compared capabilities.
Same job. Way less money.
Comparison scenario
Every cheaper-than claim is tied to a defined scenario — never a bare list price.
50,000 pageviews or events/month, 1 site, monthly billing · USD · prices as observed on official pricing pages.
Starter · 100k plan at $19/mo, the cheapest paid plan.
Free: 0 USD/monthly.
DataFast costs $19/mo on the Starter · 100k plan at 50,000 pageviews or events/month, 1 site, monthly billing. We found 1 assessed alternative that is cheaper in this scenario; 0 of them cover at least 75% of the 8 compared capabilities.
Capability comparison
PostHog covers 63% of the 8 capabilities compared against DataFast. ✓ native · ◐ via integration · ✗ not found.
| Capability | PostHog | DataFast |
|---|---|---|
| Pageview analytics | ✓ | ✓ |
| Event tracking | ✓ | ✓ |
| Revenue attribution | ✗ | ✓ |
| Funnels | ✗ | ✓ |
| Analytics API | ✓ | ✓ |
| Realtime visitor view | ✓ | ✓ |
| Traffic alerts | ✗ | ✓ |
| MCP server for AI agents | ✓ | ✓ |
What you give up
Capabilities DataFast has that PostHog lacks.
- Revenue attribution — Link revenue back to the marketing source that generated it.Missing from PostHog.
- Funnels — See where visitors drop off across a multi-step process.Missing from PostHog.
- Traffic alerts — Get notified (email, Slack, Telegram…) when traffic spikes or drops, or a metric crosses a threshold.Missing from PostHog.
Price at your volume
The same comparison recomputed at three sizes. Plan caps change who is cheapest.
| Usage | DataFast | PostHog |
|---|---|---|
| 10,000 pageviews or events/month | $9/moStarter | $0/mocheaperFree |
| 50,000 pageviews or events/month | $19/moStarter · 100k | $0/mocheaperFree |
| 250,000 pageviews or events/month | $49/moStarter · 500k | $0/mocheaperFree |
Plans & pricing, side by side
Advertised prices in USD as observed on the official pricing pages — per-seat and transaction-fee plans are marked.
| Free | Free |
| Pay-as-you-go | Free |
| Starter | $9/mo |
| Starter · 100k | $19/mo |
| Starter · 200k | $29/mo |
| Starter · 500k | $49/mo |
| Growth | $19/mo |
| Growth · 100k | $39/mo |
| Growth · 200k | $59/mo |
| Growth · 500k | $99/mo |
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Frequently asked
How much cheaper is PostHog than DataFast?
100% cheaper in our scenario (50,000 pageviews or events/month, 1 site, monthly billing): $0/mo on Free vs $19/mo on Starter · 100k. That is $228 a year.
What does PostHog lack compared with DataFast?
Revenue attribution, Funnels, Traffic alerts — 3 of the 8 compared capabilities.
When were these prices checked?
DataFast: 2026-10-28; PostHog: 2026-10-28 — on the official pricing pages.
Who switched
Anonymous: no account, no email, no IP stored. Reports are shown once a switch has 3 or more and never change ranking or order — alternatives are computed from prices and capabilities only.
Sources & freshness
- https://datafa.st/#pricing (official_pricing, checked 2026-10-28)
- https://datafa.st (official_pricing, checked 2026-10-26)
- PostHog data last verified 2026-10-28