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Blacksmith vs Marvel

Blacksmith logo

Blacksmith

Developer Tools

2x faster GitHub Actions with 60% cost savings

From
Free
Free plan
Yes
Visit BlacksmithFull review
Marvel logo

Marvel

Design

Rapid prototyping and design platform

From
Free
Free plan
Yes
Visit MarvelFull review

The short version

  • Blacksmith is a GitHub Actions runner service; Marvel is a simple prototyping, collaboration, and testing platform.
  • Free plans on both; paid from $0.004/mo and $12/mo.
  • Only Blacksmith lists bare metal runners; only Marvel lists drag-and-drop prototyping.
  • Where Blacksmith falls short: per-minute pricing model requires estimating usage to predict costs.
  • Where Marvel falls short: no published pricing tiers on public website.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which Blacksmith and Marvel actually diverge.

Attributes where Blacksmith and Marvel differ
AttributeBlacksmithMarvel
PlatformsGitHub Actions, Linux, Windows, macOSWindows, macOS, Web, iOS, Android
CategoryDeveloper ToolsDesign

Identical on both: starting price (Free), free tier (Yes).

Not yet recorded: pricing model for Blacksmith, founded for Blacksmith.

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 Blacksmith

  • Bare metal runners
  • Multiple OS support
  • ARM support
  • Docker layer caching
  • Sticky disks
  • GitHub Actions observability
  • Free tier
  • Static IPs

Only in Marvel

  • Drag-and-drop prototyping
  • User testing
  • Animations
  • Interactions
  • User research
  • Analytics
  • Handoff tools
  • Feedback

What people use each for

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

Blacksmith

  • Replacing GitHub Actions runners with faster, cheaper infrastructurenot Marvel
  • Accelerating CI build times for organizations with heavy CI loadnot Marvel
  • Reducing cloud spend on GitHub Actions by 60% or morenot Marvel
  • Supporting ARM architecture builds without GitHub runnersnot Marvel

Marvel

  • Wireframing and clickable prototypesnot Blacksmith
  • User testing on a prototype before buildnot Blacksmith
  • Developer handoff with automatic design specsnot Blacksmith
  • Sharing prototypes with stakeholders for feedbacknot Blacksmith

Where each one falls short

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

Blacksmith

  • Per-minute pricing model requires estimating usage to predict costs
  • macOS M4 pricing ($0.08/min) is significantly higher than GitHub Actions
  • Docker layer caching and sticky disks are paid add-ons at $0.50/GB/mo
  • Static IP add-on costs $100/IP/mo

Marvel

  • No published pricing tiers on public website
  • Pricing requires enterprise consultation for detailed plans
  • Pro-rated team member costs lack transparent pricing structure

Pricing, plan by plan

Blacksmith

Free
  • Ubuntu x64$0.004/minute
    • 3,000 free minutes per month
    • 2x faster hardware
    • 4x faster cache downloads
  • Ubuntu ARM$0.0025/minute
    • 3,000 free minutes per month
    • 2x faster hardware
    • 4x faster cache downloads
  • Windows x64$0.008/minute
    • 3,000 free minutes per month
    • 2x faster hardware
    • 4x faster cache downloads
  • macOS M4$0.08/minute
    • 3,000 free minutes per month
    • 2x faster hardware
    • 4x faster cache downloads

Marvel

Free
  • FreeFree
    • 1 project
    • Unlimited screens
    • Basic prototyping
  • Professional$12/mo
    • Unlimited projects
    • Unlimited screens
    • Advanced prototyping
  • Team$80/mo
    • Everything in Professional
    • Unlimited users
    • Team workspace

Which should you pick?

Choose Blacksmith if

  • You need bare metal runners.
  • You want to start without paying.
  • You work on GitHub Actions, Linux, Windows, macOS.
  • You also want multiple os support.
Blacksmith review

Choose Marvel if

  • You need drag-and-drop prototyping.
  • You want to start without paying.
  • You work on Windows, macOS, Web, iOS, Android.
  • You also want user testing.
Marvel review

Questions people ask

Is Blacksmith or Marvel better?
Neither clearly leads. Blacksmith starts at Free and Marvel at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Blacksmith or Marvel?
Blacksmith starts at Free and Marvel at Free.
Does Blacksmith or Marvel run on more platforms?
Blacksmith runs on GitHub Actions, Linux, Windows, macOS. Marvel runs on Windows, macOS, Web, iOS, Android.
Can I use Blacksmith for free?
Both have a free tier, so you can try either at no cost before committing.
What is Blacksmith best used for?
Blacksmith is most often used for replacing github actions runners with faster, cheaper infrastructure, accelerating ci build times for organizations with heavy ci load, reducing cloud spend on github actions by 60% or more, supporting arm architecture builds without github runners. Of those, replacing github actions runners with faster, cheaper infrastructure and accelerating ci build times for organizations with heavy ci load are not what Marvel is typically brought in for.
What can Blacksmith do that Marvel cannot?
Blacksmith covers Bare metal runners, Multiple OS support, ARM support, Docker layer caching. Marvel covers Drag-and-drop prototyping, User testing, Animations, Interactions.

Answered from the vendors’ own pages

Blacksmith: How much do Blacksmith runners cost compared to GitHub Actions?

Blacksmith offers 60-75% cost savings depending on OS. Ubuntu x64 costs $0.004/min vs GitHub at $0.012/min. All plans include 3,000 free minutes monthly.

Source
Marvel: Does Marvel offer any free tier for individual use?

Yes, Marvel provides a free plan with no time limits for evaluating the platform before upgrade decisions.

Source
Blacksmith: Can I use Docker layer caching with Blacksmith?

Yes, Docker layer caching is available as an add-on at $0.50/GB/mo. Managed Docker layer persistence is included with the base service.

Source
Marvel: What discount rates does Marvel offer for educational users?

Students and teachers receive discounts up to 70% from full price. Non-profits receive 50% off yearly plans with verification required.

Source
Blacksmith: What is the SLA for Enterprise plans?

Enterprise Blacksmith plans include a 99.9% SLA guarantee along with 24/7 priority support, dedicated Slack channels, white-glove onboarding, and CI optimization support.

Source
Marvel: How is team expansion priced for Marvel pro users?

Additional team members cost pro-rated amounts based on whether you are on monthly or yearly billing schedule, but exact pricing per member is not stated publicly.

Source
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