Head-to-head · Cloud Migration Tools
Google Cloud Migration Center vs AWS Transform MGN (formerly AWS Application Migration Service)
Google Cloud Migration Center leads on 1 check, AWS Transform MGN (formerly AWS Application Migration Service) on 2, and 2 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 scoreGoogle Cloud Migration Center · 8.9/10
- Free planonly Google Cloud Migration Center
- Free trialonly AWS Transform MGN (formerly AWS Application Migration Service)
- Most featuresAWS Transform MGN (formerly AWS Application Migration Service) · 3 of 4
Google Cloud Migration Center scores higher on our rubric for cloud migration tools: 8.9 against 8.7 out of 10; our editors rank them #4 and #6.
Google Cloud Migration Center offers free plan; AWS Transform MGN (formerly AWS Application Migration Service) doesn't. AWS Transform MGN (formerly AWS Application Migration Service) offers continuous replication; Google Cloud Migration Center doesn't. AWS Transform MGN (formerly AWS Application Migration Service) offers database migration; Google Cloud Migration Center doesn't. On deployment model, Google Cloud Migration Center gives you Both where AWS Transform MGN (formerly AWS Application Migration Service) offers Saas.
Google Cloud Migration Center is the better fit for free Google Cloud migration assessment. AWS Transform MGN (formerly AWS Application Migration Service) is the better fit for rehosting servers to Amazon EC2.
- Google Cloud Migration Center fits best
Free Google Cloud migration assessment
- AWS Transform MGN (formerly AWS Application Migration Service) fits best
Rehosting servers to Amazon EC2
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Side by side
| Feature | Google Cloud Migration Center 8.9/10 Visit ↗ | AWS Transform MGN (formerly AWS Application Migration Service) 8.7/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 8.9 | 8.7 |
| Ranking | #4 in Cloud Migration Tools | #6 in Cloud Migration Tools |
| Best for | Free Google Cloud migration assessment | Rehosting servers to Amazon EC2 |
| Pricing model | Free | Paid |
| Starting price | Free plan | 90-day trial |
| Free plan | ✓ (best) | — |
| Free trial | — | 90 days |
| Deployment | Cloud, Self-hosted | Cloud |
| Platforms | Web, Windows, Linux | Web |
| Support | Docs | Docs |
| Built for | Mid-market, Enterprise | Small business, Mid-market, Enterprise |
| Features Google Cloud Migration Center 2/4 · AWS Transform MGN (formerly AWS Application Migration Service) 3/4 | ||
| Discovery & assessment | ✓ | ✓ |
| Dependency mapping | ✓ (best) | Not checked yet |
| Continuous replication | — | ✓ (best) |
| Database migration | — | ✓ (best) |
| Specs | ||
| Deployment model | Both | Saas |
| Included workload limit | Not checked yet | Not checked yet |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | Google Cloud Migration Center is designed for organizations moving workloads from on-premises environments or other cloud providers to Google Cloud. It brings infrastructure discovery, configuration and performance data collection, cloud… Read the review → |
AWS Transform MGN is a managed service for rehosting applications and servers to Amazon EC2. It is designed for migrations from physical, virtual, or cloud infrastructure, including on-premises workloads, other public clouds, and moves… Read the review → |
Strengths and trade-offs
Google Cloud Migration Center — where it wins
- Free access to infrastructure discovery and migration planning features
- Continuous data collection, dependency mapping, and technical-fit assessment
- Cost estimation, TCO reporting, and database assessment in one platform
Where it doesn't
- Does not provide continuous replication
- Does not provide database migration
- Workloads and related Google Cloud services may incur separate charges
AWS Transform MGN (formerly AWS Application Migration Service) — where it wins
- Continuous block-level replication supports migration with minimal downtime
- Orchestrates testing and cutover for controlled migration waves
- Supports physical, virtual, cloud, Windows, and Linux source servers
Where it doesn't
- Targets Amazon EC2 rather than a broad range of destination platforms
- Agent-based replication applies to supported Windows and Linux servers
- EC2 and EBS charges can apply during replication, testing, and cutover
- Google Cloud Migration Center8.9/10 · Free plan
A free planning platform with discovery, dependency mapping, cost analysis, and technical-fit assessment.
Visit Google CloudFull verdict → - AWS Transform MGN (formerly AWS Application Migration Service)8.7/10 · 90-day trial
A focused AWS service for orchestrated server rehosting with replication, testing, and cutover.
Visit siteFull verdict →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update