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SPECIFICTION
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ArcMutate vs Muter

ArcMutate

arcmutate.com

Muter

github.com

Side by side

FigureArcMutateMuter
Price from$8/moFree
Free planYesYes
Free trialYes—
Open source——
WindowsYes—
macOSYesYes
LinuxYes—
Self-hostedYesYes
Plans published51
Spec score · Mutation Testing Tools8.6 (#2)7.5 (#14)
PurposeArcMutate extends PiTest to find bugs missed by tests through mutation testing for Java, Kotlin, and Android software.Muter is a mutation testing utility for assessing the quality of Swift test suites.

Plans

ArcMutate

  • Open SourceFree
  • Base$8 a month
  • Pro$12 a month
  • Startup$15 a month
  • EnterprisePriced on request

ArcMutate pricing →

Muter

  • Open-source MuterFree

Muter pricing →

In their own words

ArcMutate

ArcMutate has no write-up on Specifiction yet; its figures are above.

Visit arcmutate.com

Muter

Muter is a free, open-source mutation testing utility for Swift test suites on macOS. It changes code in a complete copy of the codebase, leaving the original untouched, then reports mutation scores for the full suite and individual files. Runs can happen in Xcode, from the command line or incrementally in continuous integration. Configuration covers Xcode projects, workspaces and Swift Package Manager. Reports can be plain text, JSON, HTML or Xcode issue navigator results, including surviving mutants. Documented operators replace relational operators, remove side effects, change logical connectors and swap ternary expressions. Muter supports projects tested with xcodebuild, including iOS, macOS, tvOS and watchOS applications, but the utility runs only on macOS 10.15 or newer. It supports Swift, not Objective-C. Any test target or suite can be used with Swift application code, although UI tests may take a long time. The project states that it has no network access and collects no analytics.

Visit github.com