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Databases · head to head

DuckDB vs FullStory

DuckDB logo

DuckDB

Databases

Fast in-process analytical database

From
Free
Rated
-
Full reviewWebsite
FullStory logo

FullStory

E-Commerce

Digital experience intelligence platform

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: DuckDB client-server setup remains in beta and not recommended for production distributed scenarios; FullStory free tier limited to 30,000 sessions per month, no 5,000+ monthly active user sites
  • They diverge on capability: DuckDB covers In-process Execution, FullStory covers Session replay.

Where they differ

Only the attributes on which DuckDB and FullStory actually diverge.

Attributes where DuckDB and FullStory differ
AttributeDuckDBFullStory
Pricing modelopen-sourcequote
PlatformsLinux, macOS, Windows, WebAssemblyWeb, Mobile
CategoryDatabasesE-Commerce
Founded20192014

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 DuckDB

  • In-process Execution
  • Columnar Storage
  • Vectorized Execution
  • Rich SQL Support
  • Parquet Support
  • CSV/JSON Import
  • Zero Dependencies
  • Python

Only in FullStory

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

What people use each for

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

DuckDB

  • Analytics and data warehousingnot FullStory
  • OLAP queries and data explorationnot FullStory
  • Data science and machine learning workflowsnot FullStory
  • Multi-format data ingestion and processingnot FullStory

FullStory

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

Where each one falls short

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

DuckDB

  • Client-server setup remains in beta and not recommended for production distributed scenarios

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

Pricing, plan by plan

DuckDB

Free

No published plan breakdown. See the DuckDB review.

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

Which should you pick?

Choose DuckDB if

  • You need in-process execution.
  • You want to start without paying.
  • You work on Linux, macOS, Windows, WebAssembly.
  • You also want columnar storage.
DuckDB review

Choose FullStory if

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

Questions people ask

Is DuckDB or FullStory better?
Neither clearly leads. DuckDB starts at Free and FullStory at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, DuckDB or FullStory?
DuckDB starts at Free and FullStory at Free.
Does DuckDB or FullStory run on more platforms?
DuckDB runs on Linux, macOS, Windows, WebAssembly. FullStory runs on Web, Mobile.
Can I use DuckDB for free?
Both have a free tier, so you can try either at no cost before committing.
What is DuckDB best used for?
DuckDB is most often used for analytics and data warehousing, olap queries and data exploration, data science and machine learning workflows, multi-format data ingestion and processing. Of those, analytics and data warehousing and olap queries and data exploration are not what FullStory is typically brought in for.
What can DuckDB do that FullStory cannot?
DuckDB covers In-process Execution, Columnar Storage, Vectorized Execution, Rich SQL Support. FullStory covers Session replay, Heatmaps, Conversion funnels, User journey mapping.

Answered from the vendors’ own pages

DuckDB: Is DuckDB free to use?

Yes, DuckDB is completely free. There are no subscription tiers, user limits, or paid plans. The software has zero licensing costs.

Source
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
DuckDB: What license is DuckDB distributed under?

DuckDB is open source under the MIT License, governed by the independent DuckDB Foundation. The MIT License permits commercial use, modification, and distribution with minimal restrictions.

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
DuckDB: Can I use DuckDB in commercial applications?

Yes, the MIT License allows commercial use without restrictions or requirements to publish proprietary code. You can deploy DuckDB anywhere from edge devices to high-core servers.

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
DuckDB: Are there any limitations on how many instances I can run?

No, there are no user limits, usage limits, or instance restrictions. You have unlimited access to all DuckDB features.

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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