Softwr

Automation Integration · head to head

Census vs Decodable

Census logo

Census

Automation Integration

The reverse ETL infrastructure for data activation

From
Free
Rated
-
Full reviewWebsite
Decodable logo

Decodable

Automation Integration

Managed Apache Flink and Debezium with credit-based pricing and a free tier

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Census census domain permanently redirects to Fivetran (301 redirect); Decodable credit pricing rewards intermittent work and penalises always-on pipelines: a single small task running continuously costs roughly 86 US dollars a month before any parallelism.
  • They diverge on capability: Census covers Reverse ETL, Decodable covers Managed Flink.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Census and Decodable actually diverge.

Attributes where Census and Decodable differ
AttributeCensusDecodable
Pricing modelusage-basedPer credit by task hour
PlatformsWeb, ApiWeb, Linux
Founded2020Unknown

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

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 Census

  • Reverse ETL
  • Data syncing
  • Transformation
  • Real-time activation
  • Error handling
  • Monitoring
  • Analytics
  • 150+ destinations

Only in Decodable

  • Managed Flink
  • Change data capture
  • SQL pipelines
  • Custom Flink jobs
  • Credit-based metering
  • Managed connectors

What people use each for

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

Census

  • Syncing customer data from a warehouse into marketing and sales tools (reverse ETL)not Decodable

Decodable

  • Streaming Postgres change data capture into Snowflake or Iceberg without running Debezium and Kafka Connect yourselfnot Census
  • Real-time enrichment and filtering of event streams before they reach an expensive warehousenot Census
  • A team that already writes Flink jobs but does not want to operate the cluster, checkpoint store or upgradesnot Census
  • Replacing a fragile set of cron jobs and Lambda functions that move data between operational systemsnot Census

Where each one falls short

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

Census

  • Census domain permanently redirects to Fivetran (301 redirect)
  • Exact per-tier pricing not listed; customers directed to contact sales or request quotes
  • Annual contracts offer up to 22% savings but discount terms not detailed
  • Usage rates vary by connection type; pricing examples show variance ($17–$202 for different sources)

Decodable

  • Credit pricing rewards intermittent work and penalises always-on pipelines: a single small task running continuously costs roughly 86 US dollars a month before any parallelism.
  • Parallelism multiplies tasks, so scaling a pipeline to keep up with throughput multiplies the bill in a way that is easy to under-forecast at design time.
  • The free tier retains streams for only 24 hours, which is too short to debug an intermittent failure that surfaces days later.
  • Java and Python transformations are gated behind paid plans, so anything the SQL layer cannot express means moving off the free tier immediately.
  • The operational layer is proprietary even though Flink and Debezium are not, so migrating to self-managed Flink later means rebuilding connectors, schema handling and monitoring from scratch.

Pricing, plan by plan

Census

Free
  • FreeFree
    • 500,000 monthly active rows (MAR) for connections
    • 3,500 MAR for activations
    • 5,000 monthly model runs (MMR) for transformations
  • Standard$null/month
    • Usage-based pricing for connections, transformations, activations
  • Enterprise$null/month
    • Greater flexibility and control
    • Custom pricing

Decodable

Free
  • FreeFree
    • Up to four concurrent tasks
    • Small and medium task sizes
    • 24 hour or 10 GB stream retention
  • On Demand$undefined/month
    • 0.12 USD per credit, billed monthly
    • Unlimited concurrent tasks
    • Small, medium and large task sizes
  • Enterprise$undefined/year
    • 0.10 USD per credit on pre-purchased annual capacity
    • Custom task sizes
    • Extensible retention

Which should you pick?

Choose Census if

  • You need reverse etl.
  • You want to start without paying.
  • You work on Web, Api.
  • You also want data syncing.
Census review

Choose Decodable if

  • You need managed flink.
  • You want to start without paying.
  • You work on Web, Linux.
  • You also want change data capture.
Decodable review

Questions people ask

Is Census or Decodable better?
Neither clearly leads. Census starts at Free and Decodable at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Census or Decodable?
Census starts at Free and Decodable at Free.
Does Census or Decodable run on more platforms?
Census runs on Web, Api. Decodable runs on Web, Linux.
Can I use Census for free?
Both have a free tier, so you can try either at no cost before committing.
What is Census best used for?
Census is most often used for syncing customer data from a warehouse into marketing and sales tools (reverse etl). Of those, syncing customer data from a warehouse into marketing and sales tools (reverse etl) is not what Decodable is typically brought in for.
What can Census do that Decodable cannot?
Census covers Reverse ETL, Data syncing, Transformation, Real-time activation. Decodable covers Managed Flink, Change data capture, SQL pipelines, Custom Flink jobs.

Answered from the vendors’ own pages

Census: What happened to Census.com?

Census (formerly getcensus.com) has been acquired by Fivetran. The domain permanently redirects (301) to fivetran.com. Census functionality is now part of Fivetran's data platform.

Source
Decodable: What is a credit worth?

0.12 US dollars on On Demand and 0.10 on Enterprise. A small task consumes one credit per hour, medium two, large four.

Census: How much does Fivetran (formerly Census) cost?

Fivetran uses usage-based pricing. Free tier includes 500,000 monthly active rows (MAR) for connections, 3,500 MAR for activations, and 5,000 monthly model runs for transformations. Paid pricing depends on usage; example: Facebook Ads with 34,479 MAR costs $17.23/month; Snowflake-to-Salesforce with 12,007 MAR costs $202.01/month.

Source
Decodable: Is there a free plan?

Yes, up to four concurrent tasks with 24 hour or 10 GB stream retention.

Census: Do Fivetran/Census offer discounts for annual commitments?

Yes, annual contracts offer up to 22% savings versus monthly pricing. Additional discounts are available for nonprofits, startups, and specific use cases.

Source
Decodable: Is it really Apache Flink underneath?

Yes, Flink for processing and Debezium for change data capture, both managed by Decodable.

Decodable: Can I run my own Flink jobs?

Yes, Java and Python jobs on paid plans; the free plan is SQL only.

Share

Related pages

More on Census

More on Decodable

Keep looking

Other head to heads