Softwr

Developer Tools · head to head

Atlantis vs Fastlane

Atlantis logo

Atlantis

Developer Tools

Runs Terraform plan and apply from pull request comments, self-hosted and free

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: Atlantis there is no company, no service level agreement and no paid support at any price, and the six maintainers are volunteers with day jobs, which some risk committees will not accept for a component holding production cloud credentials.; Fastlane requires command-line and Ruby familiarity to configure and maintain Fastfiles.
  • They diverge on capability: Atlantis covers Pull request plans, Fastlane covers Screenshot automation.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Atlantis and Fastlane actually diverge.

Attributes where Atlantis and Fastlane differ
AttributeAtlantisFastlane
Pricing modelOpen source, no licence feeopen-source
PlatformsLinux, Docker, Kubernetes, Self-hostedios, android
CategoryDeveloper ToolsMobile Development

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 Atlantis

  • Pull request plans
  • Comment driven apply
  • Workspace locking
  • Policy checking
  • Multi-platform webhooks
  • Custom workflows

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.

Atlantis

  • Making Terraform review meaningful by putting the actual plan output in front of the approvernot Fastlane
  • Removing local applies and the credential sprawl that comes with every engineer holding production keysnot Fastlane
  • Getting pull request driven infrastructure without paying a per-user subscription for a hosted platformnot Fastlane
  • Enforcing Conftest policies as a blocking check before an apply can runnot Fastlane

Fastlane

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

Where each one falls short

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

Atlantis

  • There is no company, no service level agreement and no paid support at any price, and the six maintainers are volunteers with day jobs, which some risk committees will not accept for a component holding production cloud credentials.
  • The security surface is inherently sharp, because it is an internet-reachable webhook endpoint that executes applies with privileged credentials, gated by pull request comment authorisation that is coarse next to a real policy engine.
  • It is stateful, holding a working directory and lock database on local disk, so high availability and horizontal scaling are awkward and you own upgrades, webhook plumbing, secret rotation and the host itself.
  • It lacks the features that distinguish the commercial alternatives, with no native drift detection, no cost estimation, no managed state interface and no policy engine beyond the Conftest integration.
  • Terragrunt and monorepo layouts are not first-class, requiring hand-written custom workflows and repository configuration that becomes a growing maintenance burden as the number of repositories increases.

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

Atlantis

Free
  • AtlantisFree
    • Apache-2.0, no usage limits and no seat count
    • No commercial edition and no paid support tier
    • Community support through GitHub and the CNCF Slack channel

Fastlane

Free

No published plan breakdown. See the Fastlane review.

Which should you pick?

Choose Atlantis if

  • You need pull request plans.
  • You want to start without paying.
  • You work on Linux, Docker, Kubernetes, Self-hosted.
  • You also want comment driven apply.
Atlantis 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 Atlantis or Fastlane better?
Neither clearly leads. Atlantis 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, Atlantis or Fastlane?
Atlantis starts at Free and Fastlane at Free.
Does Atlantis or Fastlane run on more platforms?
Atlantis runs on Linux, Docker, Kubernetes, Self-hosted. Fastlane runs on ios, android.
Can I use Atlantis for free?
Both have a free tier, so you can try either at no cost before committing.
What is Atlantis best used for?
Atlantis is most often used for making terraform review meaningful by putting the actual plan output in front of the approver, removing local applies and the credential sprawl that comes with every engineer holding production keys, getting pull request driven infrastructure without paying a per-user subscription for a hosted platform, enforcing conftest policies as a blocking check before an apply can run. Of those, making terraform review meaningful by putting the actual plan output in front of the approver and removing local applies and the credential sprawl that comes with every engineer holding production keys are not what Fastlane is typically brought in for.
What can Atlantis do that Fastlane cannot?
Atlantis covers Pull request plans, Comment driven apply, Workspace locking, Policy checking. Fastlane covers Screenshot automation, Beta distribution, App store publishing, Code signing management.

Answered from the vendors’ own pages

Atlantis: Is there a company behind Atlantis?

No. It runs as a series of LF Projects under the Linux Foundation and is maintained by volunteers. There is no vendor to buy support from and no service level agreement.

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
Atlantis: Is it a CNCF project?

No. It uses a channel in the CNCF Slack, which is often misread as membership, but the project sits under LF Projects rather than the CNCF.

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
Atlantis: Does it work with OpenTofu?

Yes, there is a dedicated integration guide alongside Terraform, and it also has configuration for working with hosted Terraform backends.

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
Atlantis: What does it not do that a paid platform does?

Drift detection, cost estimation, a managed state and run interface, and a real policy engine. Atlantis does pull request plan and apply well and stops there.

Share

Related pages

More on Atlantis

More on Fastlane

Keep looking

Other head to heads