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E-Commerce · head to head

FullStory vs QuestDB

FullStory logo

FullStory

E-Commerce

Digital experience intelligence platform

From
Free
Rated
-
Full reviewWebsite
QuestDB logo

QuestDB

Databases

Fast open source time-series database for high throughput ingestion

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: FullStory free tier limited to 30,000 sessions per month, no 5,000+ monthly active user sites; QuestDB open-source edition lacks high-availability, distributed architecture, and enterprise security features
  • They diverge on capability: FullStory covers Session replay, QuestDB covers High Throughput Ingestion.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which FullStory and QuestDB actually diverge.

Attributes where FullStory and QuestDB differ
AttributeFullStoryQuestDB
Pricing modelquoteopen-source
PlatformsWeb, MobileDocker, Kubernetes, Cloud (AWS, Azure, GCP)
CategoryE-CommerceDatabases

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), founded (2014).

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 FullStory

  • Session replay
  • Heatmaps
  • Conversion funnels
  • User journey mapping
  • Error tracking
  • Frustration signals
  • Search functionality
  • Custom events

Only in QuestDB

  • High Throughput Ingestion
  • SQL Support
  • Time-series Optimization
  • SIMD Vectorization
  • Column-oriented Storage
  • Built-in Web Console
  • InfluxDB Line Protocol
  • PostgreSQL

What people use each for

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

FullStory

  • User experience analysisnot QuestDB
  • Bug reproductionnot QuestDB
  • Conversion optimizationnot QuestDB
  • Customer supportnot QuestDB
  • Product developmentnot QuestDB

QuestDB

  • Time-series analytics ingesting up to 20M rows/second from IoT sensors or financial data feedsnot FullStory
  • Real-time dashboarding with 32ms time-to-first-row latency for minute-level analyticsnot FullStory
  • Applications requiring multi-tier storage (hot ingest, real-time SQL, cold Parquet archive)not FullStory

Where each one falls short

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

FullStory

  • Free tier limited to 30,000 sessions per month, no 5,000+ monthly active user sites
  • Personal email addresses cannot be used for signup; business email domain required
  • Paid plan pricing not publicly listed, requires sales contact for quotes
  • Free plan has no email support, only community-based assistance
  • Mobile app analytics requires a separate add-on purchase

QuestDB

  • Open-source edition lacks high-availability, distributed architecture, and enterprise security features
  • Enterprise edition pricing not published; requires contacting sales for custom quote
  • Ingestion limit of 20M rows/sec platform-dependent; may not scale to extreme throughput requirements

Pricing, plan by plan

FullStory

Free
  • FreeFree
    • 1,000 sessions/month
    • 14-day data retention
    • Basic analytics
  • Business$undefined/month
    • Custom sessions
    • 3-month retention
    • Advanced analytics
  • Enterprise$undefined/month
    • Unlimited sessions
    • Custom retention
    • Advanced privacy controls

QuestDB

Free

No published plan breakdown. See the QuestDB review.

Which should you pick?

Choose FullStory if

  • You need session replay.
  • You want to start without paying.
  • You work on Web, Mobile.
  • You also want heatmaps.
FullStory review

Choose QuestDB if

  • You need high throughput ingestion.
  • You want to start without paying.
  • You work on Docker, Kubernetes, Cloud (AWS, Azure, GCP).
  • You also want sql support.
QuestDB review

Questions people ask

Is FullStory or QuestDB better?
Neither clearly leads. FullStory starts at Free and QuestDB at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, FullStory or QuestDB?
FullStory starts at Free and QuestDB at Free.
Does FullStory or QuestDB run on more platforms?
FullStory runs on Web, Mobile. QuestDB runs on Docker, Kubernetes, Cloud (AWS, Azure, GCP).
Can I use FullStory for free?
Both have a free tier, so you can try either at no cost before committing.
What is FullStory best used for?
FullStory is most often used for user experience analysis, bug reproduction, conversion optimization, customer support. Of those, user experience analysis and bug reproduction are not what QuestDB is typically brought in for.
What can FullStory do that QuestDB cannot?
FullStory covers Session replay, Heatmaps, Conversion funnels, User journey mapping. QuestDB covers High Throughput Ingestion, SQL Support, Time-series Optimization, SIMD Vectorization.

Answered from the vendors’ own pages

FullStory: What does FullStory's free tier include?

30,000 sessions per month, 10 user seats, 5,000 server-side events per month, 1 year of session replay retention, and 1 year of product analytics retention. Session capture pauses when you exceed the monthly limit, though existing sessions remain accessible.

Source
QuestDB: How much does QuestDB Enterprise cost?

QuestDB does not publish specific pricing for the Enterprise tier. Customers must contact QuestDB via their enterprise contact form to receive a custom quote.

Source
FullStory: What features are excluded from the free plan?

Dashboards, configurable form privacy, Go-Live functionality, Streams, client-side rate hooks, mobile app analytics, and StoryAI are not available on the free tier. Email support is also unavailable; only community-based help is provided.

Source
QuestDB: Does QuestDB offer a free version?

Yes, QuestDB Open Source is completely free and recommended for evaluation, prototyping, and pilot projects. Enterprise features, high availability, security, and dedicated support require the paid Enterprise tier.

Source
FullStory: Can I use a personal email to sign up for FullStory's free plan?

No. FullStory requires a business email domain for signup; personal email services like Gmail cannot be used for free plan registration.

Source
QuestDB: What deployment options does QuestDB offer?

QuestDB offers open source deployment, Enterprise deployment, and Bring Your Own Cloud (BYOC) deployment. Pricing details for BYOC and Enterprise tiers are not published and require direct contact with sales.

Source
FullStory: How does FullStory integrate with Slack?

FullStory's Slack integration allows individual users to send noteworthy sessions to Slack channels. Advanced and Enterprise plans can configure Alerts to receive notifications in Slack when user metrics exceed defined thresholds.

Source
FullStory: What analytics platforms does FullStory integrate with?

FullStory integrates with Segment, Mixpanel, Adobe Analytics, Google Analytics, Salesforce, HubSpot, and others. These integrations allow you to attach FullStory session URLs to events in your analytics platform for cross-platform correlation.

Source
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