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Head-to-head · Mutation Testing Tools

Infection vs Dextool Mutate

  • Updated Sep 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Infection #4 in Mutation Testing Tools 7.4/10 Free plan Free plan✓ 4 of 4 features Visit Infection
Dextool Mutate #6 in Mutation Testing Tools 6.9/10 Free plan Free plan✓ 3 of 4 features Visit Dextool Mutate

Infection leads on 1 check, Dextool Mutate on 0, and 4 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreInfection · 7.4/10
  • Free planboth
  • Most featuresInfection · 4 of 4

Infection scores higher on our rubric for mutation testing tools: 7.4 against 6.9 out of 10; our editors rank them #4 and #6.

Infection offers mutation quality gate; Dextool Mutate doesn't publish it.

Infection is the better fit for PHP teams with CI quality gates. Dextool Mutate is the better fit for C and C++ teams using Git-based workflows.

  • Infection fits best

    PHP teams with CI quality gates

  • Dextool Mutate fits best

    C and C++ teams using Git-based workflows

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature Infection 7.4/10 Visit ↗ Dextool Mutate 6.9/10 Visit ↗
At a glance
Editor score 7.4 6.9
Ranking #4 in Mutation Testing Tools #6 in Mutation Testing Tools
Best for PHP teams with CI quality gates C and C++ teams using Git-based workflows
Pricing model Free Free
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Deployment Self-hosted Self-hosted
Support Community, Docs Community, Docs
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market
Features Infection 4/4 · Dextool Mutate 3/4
Incremental analysis ✓ ✓
Parallel execution ✓ ✓
Surviving mutant reports ✓ ✓
Mutation quality gate ✓ (best) Not published
Specs
Supported languages PHP C, C++
Test frameworks PHPUnit, PhpSpec, Codeception, Testo GoogleTest, CTest, Makefile
Mutation operators Arithmetic, boolean, cast, conditional boundary, conditional negotiation, equality, function signature, nullify, number, operator, regex, removal, return value, visibility, and unwrap mutators Relational Operator Replacement (ROR), Arithmetic Operator Replacement (AOR), Arithmetic Operator Replacement Simple (AORS), Logical Connector Replacement (LCR), Logical Connector Replacement Bit-wise (LCRB), Unary Operator Insertion (UOI), Decision/Condition Requirement (DCR), Statement Deletion (SDL), Constant Replacement (CR)
Our review
Pros
  • Broad PHP mutators with configurable profiles and custom mutators
  • Parallel execution, coverage reuse, and changed-line filtering
  • CI thresholds with HTML, text, JSON, GitHub, and GitLab reports
  • Change-based and incremental analysis can reduce repeat mutation work
  • Parallel execution, mutant schemata, and timeout handling support faster runs
  • Console, compiler-format, JSON, and HTML reports suit varied workflows
Cons
  • Supports PHP rather than multiple programming languages
  • No AI features are included
  • Mutation analysis is centered on supported PHP test frameworks
  • Linux is the listed platform
  • Focused on C and C++ rather than broader language support
  • Command-line workflows may require more technical setup
Our verdict

Infection is an open-source mutation testing framework for PHP teams that want to measure whether their tests detect code changes. It uses AST-based source-code mutation, runs relevant test cases, and reports killed, escaped, errored, and…

Read the review →

Dextool Mutate is a command-line mutation testing tool for C and C++ projects. It injects deliberate code changes, runs build and test commands, and records whether tests detect each mutant. The tool is aimed at developers and teams…

Read the review →
  1. InfectionMutation Testing Tools 7.4Free plan
  2. Dextool MutateMutation Testing Tools 6.9Free plan

Strengths and trade-offs

  • Infection — where it wins

    • Broad PHP mutators with configurable profiles and custom mutators
    • Parallel execution, coverage reuse, and changed-line filtering
    • CI thresholds with HTML, text, JSON, GitHub, and GitLab reports

    Where it doesn't

    • Supports PHP rather than multiple programming languages
    • No AI features are included
    • Mutation analysis is centered on supported PHP test frameworks

  • Dextool Mutate — where it wins

    • Change-based and incremental analysis can reduce repeat mutation work
    • Parallel execution, mutant schemata, and timeout handling support faster runs
    • Console, compiler-format, JSON, and HTML reports suit varied workflows

    Where it doesn't

    • Linux is the listed platform
    • Focused on C and C++ rather than broader language support
    • Command-line workflows may require more technical setup

More comparisons

All mutation testing tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update