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Databases · head to head

Apache Flink vs Yellowfin

Apache Flink logo

Apache Flink

Databases

Stateful stream processing at scale

From
Free
Rated
-
Full reviewWebsite
Yellowfin logo

Yellowfin

Business Intelligence

Action-based business intelligence

From
$50/month
Rated
-
Full reviewWebsite

The short version

  • Only Apache Flink has a free tier, so it costs nothing to try first.
  • Each has a real cost: Apache Flink genuinely difficult: event time, watermarks and state backends are a real conceptual load before anything works; Yellowfin the pricing page publishes no rate, no minimum and no per-user price; every model ends in a Get Pricing form
  • They diverge on capability: Apache Flink covers Event-time processing, Yellowfin covers Automated Analysis.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Apache Flink and Yellowfin actually diverge.

Attributes where Apache Flink and Yellowfin differ
AttributeApache FlinkYellowfin
Starting priceFree$50/month
Pricing modelOpen source, no licence fee; managed services billed separatelysubscription
Free tierYesNo
PlatformsLinux, Kubernetes, Docker, Self-hostedWeb, Mobile, Embedded
CategoryDatabasesBusiness Intelligence
FoundedUnknown2003

Identical on both: 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 Apache Flink

  • Event-time processing
  • Exactly-once state
  • Batch and stream
  • SQL interface

Only in Yellowfin

  • Automated Analysis
  • Data Stories
  • Collaboration
  • Signals
  • Embedded Analytics
  • Salesforce
  • Google Analytics
  • SQL Server

What people use each for

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

Apache Flink

  • Real-time aggregations and dashboards computed over an event streamnot Yellowfin
  • Fraud and anomaly detection where patterns span a time windownot Yellowfin
  • Joining two live streams where events arrive out of ordernot Yellowfin

Yellowfin

  • Embedding white-labelled dashboards and analytics into a software productnot Apache Flink
  • Enterprise reporting with automated business monitoring and alertingnot Apache Flink
  • Data storytelling and guided natural language querying for business usersnot Apache Flink

Where each one falls short

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

Apache Flink

  • Genuinely difficult: event time, watermarks and state backends are a real conceptual load before anything works
  • Operationally heavy — job managers, task managers, checkpoint storage and state size are all yours to run and tune
  • State grows with the workload, and large state changes recovery time and cost significantly
  • Overkill where a scheduled batch job would answer the same question

Yellowfin

  • The pricing page publishes no rate, no minimum and no per-user price; every model ends in a Get Pricing form
  • One of the three embedded models is a revenue share, so Yellowfin takes a cut of the revenue your analytics module earns
  • Another model prices by server core, so scaling deployment hardware raises the licence cost independently of users
  • Getting a quote requires submitting a form with a marketing consent checkbox and a user-count band rather than seeing a rate card

Pricing, plan by plan

Apache Flink

Free
  • Apache FlinkFree
    • Full functionality
    • Self-hosted
    • No usage limits

Yellowfin

$50/month
  • Team$50/month
    • Dashboards
    • Stories
    • Collaboration
  • EnterpriseFree
    • Advanced Features
    • Embedding
    • Custom SLA

Which should you pick?

Choose Apache Flink if

  • You need event-time processing.
  • You want to start without paying.
  • You work on Linux, Kubernetes, Docker, Self-hosted.
  • You also want exactly-once state.
Apache Flink review

Choose Yellowfin if

  • You need automated analysis.
  • You work on Web, Mobile, Embedded.
  • You also want data stories.
Yellowfin review

Questions people ask

Is Apache Flink or Yellowfin better?
Neither clearly leads. Apache Flink starts at Free and Yellowfin at $50/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Apache Flink or Yellowfin?
Apache Flink has a free tier; the other does not. Paid plans start at Free for Apache Flink and $50/month for Yellowfin.
Does Apache Flink or Yellowfin run on more platforms?
Apache Flink runs on Linux, Kubernetes, Docker, Self-hosted. Yellowfin runs on Web, Mobile, Embedded.
Can I use Apache Flink for free?
Yes. Apache Flink has a free tier, so you can try it without paying. Yellowfin starts at $50/month.
What is Apache Flink best used for?
Apache Flink is most often used for real-time aggregations and dashboards computed over an event stream, fraud and anomaly detection where patterns span a time window, joining two live streams where events arrive out of order. Of those, real-time aggregations and dashboards computed over an event stream and fraud and anomaly detection where patterns span a time window are not what Yellowfin is typically brought in for.
What can Apache Flink do that Yellowfin cannot?
Apache Flink covers Event-time processing, Exactly-once state, Batch and stream, SQL interface. Yellowfin covers Automated Analysis, Data Stories, Collaboration, Signals.

Answered from the vendors’ own pages

Apache Flink: Is Apache Flink free?

Yes, open source under the Apache Software Foundation. Managed services such as Amazon Managed Service for Apache Flink are billed separately.

Yellowfin: What pricing models does Yellowfin offer?

Yellowfin offers three flexible models for embedded analytics: Aligned Utility Model (price per unit), Revenue Share Model (based on analytics revenue value), and Server Core (fixed price based on server deployment).

Source
Apache Flink: Flink or Kafka?

They are complementary rather than alternatives. Kafka moves and stores events; Flink computes over them with windowing, joins and durable state.

Yellowfin: Is Yellowfin pricing predictable and scalable?

Yes, Yellowfin pricing is simple, predictable and scalable with no hidden costs or surprises.

Source
Apache Flink: What is event-time processing?

Computing based on when an event actually occurred rather than when it arrived. It is what makes results correct when data is late or out of order, and it is the main reason Flink is harder than it looks.

Yellowfin: Are there limits on user access or development environments?

No limitations exist on access to functionality across users. There are also no limits on dev and test licenses, ensuring DevOps is covered.

Source
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