The 21 Marketplace Pricing Overview

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The 21 Marketplace Pricing Key Insights

Last updated on Apr 09, 2026


Information about The 21 Marketplace pricing, plan availability, and costs is not listed on G2 by the vendor. Buyers typically need to engage directly with the vendor to understand pricing options. Final cost negotiations to purchase The 21 Marketplace must be conducted with the seller.


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*Pricing information is supplied by the software provider or retrieved from publicly accessible pricing materials. Final cost negotiations must be conducted with the seller.

The 21 Marketplace Alternatives Pricing

The following is a quick overview of editions offered by other API Marketplaces

Product Price Features
Zapier
Free
Free
For individuals starting out with automation.
  • 1-to-1 automations
  • Unlimited Zaps (Zap = automated workflow)
  • Visual editor
Celigo
Free Edition
Free
Get started with a free integration flow at celigo.com
  • 2 Endpoint apps
Datadog
Free
$0Per host, per month
Core collection and visualization features
  • Discussion Group Supported
  • 1-Day Metric Retention
  • Up to 5 Hosts
  • Out-of-the-Box Dashboards
  • 400+ Integrations

Various alternatives pricing & plans

Pricing information for the above various The 21 Marketplace alternatives is supplied by the respective software provider or retrieved from publicly accessible pricing materials. Final cost negotiations to purchase any of these products must be conducted with the seller.