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APIs · head to head

curl vs Fastlane

curl logo

curl

APIs

Command-line tool for transferring data using URLs with wide protocol support

From
Free
Rated
-
Full reviewWebsite
Fastlane logo

Fastlane

Mobile Development

Open-source automation for building, testing, and releasing iOS and Android apps.

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: curl open-source with no vendor pricing: curl is free and open-source under GPL 3.0; no subscription or licensing costs apply; Fastlane requires command-line and Ruby familiarity to configure and maintain Fastfiles.
  • They diverge on capability: curl covers HTTP/HTTPS, Fastlane covers Screenshot automation.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which curl and Fastlane actually diverge.

Attributes where curl and Fastlane differ
AttributecurlFastlane
PlatformsLinux, MacOS, Windows, Unix, Mobileios, android
CategoryAPIsMobile Development
Founded1997Unknown

Identical on both: starting price (Free), pricing model (open-source), 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 curl

  • HTTP/HTTPS
  • FTP
  • Multiple protocols
  • Universal compatibility
  • Scripting tools
  • Linux support
  • MacOS support
  • Windows support

Only in Fastlane

  • Screenshot automation
  • Beta distribution
  • App store publishing
  • Code signing management
  • CI/CD integration
  • Plugin ecosystem

What people use each for

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

curl

  • API Developmentnot Fastlane
  • API Gatewaynot Fastlane
  • API Testingnot Fastlane
  • API Documentationnot Fastlane
  • Microservicesnot Fastlane

Fastlane

  • Automating iOS and Android release pipelinesnot curl
  • Generating localized app store screenshotsnot curl
  • Distributing beta builds to testersnot curl
  • Managing code signing across a teamnot curl
  • Integrating mobile releases into CI/CDnot curl

Where each one falls short

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

curl

  • Open-source with no vendor pricing: curl is free and open-source under GPL 3.0; no subscription or licensing costs apply
  • Commercial support costs hidden: site references 'commercial support available' but pricing is not detailed or accessible from homepage
  • No SaaS model: curl is a command-line tool and library; costs are limited to optional commercial support contracts (pricing unknown)
  • Self-support burden: free software means customers rely on community forums or undisclosed commercial support pricing

Fastlane

  • Requires command-line and Ruby familiarity to configure and maintain Fastfiles.
  • No hosted UI or dashboard; it is a local/CI toolkit rather than a managed service.
  • Community-maintained plugins vary in quality and maintenance status.
  • No built-in analytics or crash reporting; it must be paired with other tools for those needs.

Pricing, plan by plan

curl

Free
  • Open SourceFree
    • Full curl functionality
    • Community support

Fastlane

Free

No published plan breakdown. See the Fastlane review.

Which should you pick?

Choose curl if

  • You need http/https.
  • You want to start without paying.
  • You work on Linux, MacOS, Windows, Unix, Mobile.
  • You also want ftp.
curl review

Choose Fastlane if

  • You need screenshot automation.
  • You want to start without paying.
  • You work on ios, android.
  • You also want beta distribution.
Fastlane review

Questions people ask

Is curl or Fastlane better?
Neither clearly leads. curl starts at Free and Fastlane at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, curl or Fastlane?
curl starts at Free and Fastlane at Free.
Does curl or Fastlane run on more platforms?
curl runs on Linux, MacOS, Windows, Unix, Mobile. Fastlane runs on ios, android.
Can I use curl for free?
Both have a free tier, so you can try either at no cost before committing.
What is curl best used for?
curl is most often used for api development, api gateway, api testing, api documentation. Of those, api development and api gateway are not what Fastlane is typically brought in for.
What can curl do that Fastlane cannot?
curl covers HTTP/HTTPS, FTP, Multiple protocols, Universal compatibility. Fastlane covers Screenshot automation, Beta distribution, App store publishing, Code signing management.

Answered from the vendors’ own pages

curl: How much does curl cost?

curl is free and open-source software under the GPL 3.0 license. There is no cost to download, use, or modify the software.

Source
Fastlane: Is fastlane a free tool, and what is the licensing model?

Fastlane is open source and free to use. It is an open source platform aimed at simplifying Android and iOS deployment with contributions from over 700 community members.

Source
curl: Is commercial support available for curl?

Yes. The curl website references 'commercial support available,' but pricing and details are not disclosed on the homepage and require visiting the support page.

Source
Fastlane: Does fastlane charge for support or commercial use?

The fastlane website does not mention pricing for support, training, or commercial services. Users are directed to documentation for getting started rather than a purchasing process.

Source
curl: Can I sponsor curl financially?

Yes. The curl website offers an option to 'Sponsor curl financially.' Visitors can donate to support curl development, but the donation link must be accessed through the site's support section.

Source
Fastlane: Can fastlane be used in commercial projects?

Yes, fastlane is an open source project. Commercial use is not addressed as a limitation on the website.

Source
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