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The Best Cloud Migration Assessment Tools in 2026

We researched cloud migration assessment tools using official vendor websites, including pricing pages, plan tables, and product documentation. Rankings focus on the category’s core job, value for money, and verified features, helping teams compare software for discovering workloads, assessing readiness, and planning a cloud migration.

Our top picks

  1. Top ranked

    9.3/10

    A broad Azure migration toolkit with free assessment and a time-limited server migration license.

    Free plan

  2. Runner-up

    A free, assessment-led way to compare Google Cloud migration scenarios before execution.

    Free plan

  3. Top-ranked free plan

    A free OCI service for assessing and migrating VMware and AWS virtual machines.

    Free plan

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

The full ranking 24 tools, best first

24 tools
  1. Best forTeams assessing and moving workloads to Azure

    A broad Azure migration toolkit with free assessment and a time-limited server migration license.

    • Dependency mapping
    9.3/10★★★★★
    Visit Azure Migrate
  2. Best forTeams comparing migration scenarios for Google Cloud

    A free, assessment-led way to compare Google Cloud migration scenarios before execution.

    • Dependency mapping
    9.0/10★★★★☆
    Try Migration Center
  3. Best forEnterprises evaluating multi-cloud migration options

    Dependency-aware cloud assessments with 6R guidance, architecture proposals and TCO modeling.

    • Cloud cost estimates
    • Dependency mapping
    8.9/10★★★★☆
    Visit IBM Txture
  4. Best forTeams assessing VMware or AWS assets for OCI

    A free OCI service for assessing and migrating VMware and AWS virtual machines.

    8.7/10★★★★☆
    Visit Oracle Cloud
  5. Best forTeams planning workload moves across major clouds

    A broad assessment and planning toolkit, with documented migration execution for AWS IaaS.

    • Dependency mapping
    7.9/10★★★★☆
    Visit Cloudamize
  6. Best forTeams building an AWS migration business case

    A free AWS assessment service for estimating migration costs and preparing business cases.

    • Cloud cost estimates
    7.9/10★★★★☆
    Visit site
  7. Best forTeams assessing application cloud readiness and blockers

    A SaaS assessment tool for teams planning application cloud migrations.

    • Dependency mapping
    7.9/10★★★★☆
    Visit CAST Highlight
  8. Faddom

    Best forTeams needing agentless dependency mapping before migration

    A focused choice for agentless discovery and dependency-led migration planning.

    • Dependency mapping
    Pricing on request · 14-day trial Our Faddom verdict → Visit Faddom
    7.8/10★★★★☆
    Visit Faddom
  9. Best forTeams analyzing application architecture for cloud moves

    A technical assessment tool for understanding application structure before cloud moves.

    7.6/10★★★★☆
    Visit CAST Imaging
  10. Best forTeams right-sizing workloads during cloud planning

    A multi-cloud rightsizing tool for workload optimization, not end-to-end migration discovery.

    Pricing on request · 60-day trial Our Densify Cloudex verdict → Visit Kubex
    7.4/10★★★★☆
    Visit Kubex
  11. Best forTeams mapping enterprise architecture for transformation

    A shared architecture repository for portfolio mapping, risk assessment and transformation roadmaps.

    7.2/10★★★★☆
    Visit LeanIX
  12. Best forEnterprises assessing application portfolios

    A portfolio-focused platform for rationalization, dependency insight, and transformation planning.

    7.1/10★★★★☆
    Visit Ardoq
  13. Best forTeams connecting application portfolios to roadmaps

    A portfolio and roadmap platform for enterprise architecture, not a migration-readiness calculator.

    Pricing on request Our MEGA HOPEX verdict → Visit Bizzdesign
    7.0/10★★★★☆
    Visit Bizzdesign
  14. Best forEnterprises needing multicloud discovery and service maps

    A multicloud discovery and service-mapping tool for building migration inventory.

    • Dependency mapping
    6.9/10★★★☆☆
    Visit OpenText
  15. Best forTeams assessing legacy z/OS application dependencies

    A focused analysis tool for mapping z/OS application dependencies before modernization.

    6.8/10★★★☆☆
    Visit IBM
  16. Best forEnterprises planning VM moves in hybrid cloud environments

    A self-hosted hybrid cloud manager with VM migration planning built into broader governance and provisioning.

    • Dependency mapping
    6.7/10★★★☆☆
    Visit HPE Morpheus
  17. Best forTeams adding workload optimization to migration planning

    Adds workload optimization and capacity modeling to cloud migration planning.

    Pricing on request · 30-day trial Our IBM Turbonomic verdict → Visit IBM
    6.6/10★★★☆☆
    Visit IBM
  18. Best forTeams needing hybrid discovery and dependency maps

    A hybrid discovery and mapping suite for migration inventory, sequencing, and impact analysis.

    6.5/10★★★☆☆
    Visit Virima
  19. Best forTeams modeling infrastructure capacity before migration

    A capacity management tool that helps teams size infrastructure before migration.

    6.4/10★★★☆☆
    Contact Virtana
  20. Device42

    Best forTeams documenting assets and dependencies before a move

    A strong inventory and dependency baseline, but not a full cloud migration assessment tool.

    Pricing on request Our Device42 verdict → Visit Device42
    6.3/10★★★☆☆
    Visit Device42
  21. runZero

    Best forTeams needing a free asset-discovery baseline

    A broad asset-discovery platform that can help teams inventory environments before migration.

    Free plan · 21-day trial Our runZero verdict → Visit runZero
    6.2/10★★★☆☆
    Visit runZero
  22. Best forTeams inventorying assets before a migration project

    A strong asset inventory base for migration planning, but not a dedicated readiness assessment tool.

    Free plan · 14-day trial Our Lansweeper verdict → Visit Lansweeper
    6.1/10★★★☆☆
    Visit Lansweeper
  23. Best forEnterprises reconciling licenses ahead of cloud moves

    Enterprise license reconciliation for cloud planning, not a migration-discovery suite.

    6.0/10★★★☆☆
    Visit Flexera
  24. Best forTeams documenting business processes around migration

    A self-hosted process documentation platform for planning migration-related change.

    Pricing on request Our Orbus iServer verdict → Contact Orbus
    5.9/10★★★☆☆
    Contact Orbus

No tools match those filters.

Compare at a glance

Head-to-head All 22 comparisons →

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How we rank cloud migration assessment tools

Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update