# AWS IAM Access Analyzer vs IAM Zero: side-by-side comparison (2026)

[AWS IAM Access Analyzer](https://cybersectools.com/tools/aws-iam-access-analyzer) is a commercial [CIEM](https://cybersectools.com/categories/ciem) solution by [Amazon Web Services, Inc](https://cybersectools.com/companies/amazon-web-services-inc). [IAM Zero](https://cybersectools.com/tools/iam-zero) is a free [CIEM](https://cybersectools.com/categories/ciem) solution. Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | AWS IAM Access Analyzer | IAM Zero |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | CIEM | CIEM |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| GitHub stars | – | 259 |
| Last commit | – | Oct 2021 |
| Company | Amazon Web Services, Inc. | – |
| Headquarters | – | – |

### Use cases and capabilities

| | AWS IAM Access Analyzer | IAM Zero |
|---|---|---|
| Least Privilege | Yes | Yes |
| Policy | Yes | Yes |
| AWS | Yes | Yes |

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [IAM Zero](https://cybersectools.com/tools/iam-zero) fits if you need a free product and you want an open-source product.

## AWS IAM Access Analyzer vs IAM Zero FAQ

Common questions when comparing AWS IAM Access Analyzer vs IAM Zero for CIEM.

### What is the difference between AWS IAM Access Analyzer and IAM Zero?

**AWS IAM Access Analyzer**: AWS IAM Access Analyzer is a tool for implementing and maintaining least privilege access in AWS environments through automated analysis and validation of IAM policies and permissions. Built by Amazon Web Services, Inc.

**IAM Zero**: IAM Zero detects identity and access management issues and automatically suggests least-privilege policies by analyzing application errors and access patterns in cloud environments.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes AWS IAM Access Analyzer and IAM Zero?

**AWS IAM Access Analyzer** is made by Amazon Web Services, Inc. **IAM Zero** is open-source with 259 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is AWS IAM Access Analyzer a good alternative to IAM Zero?

Often, yes. AWS IAM Access Analyzer and IAM Zero are both CIEM products, and both cover Least Privilege, Policy, AWS. Key differences: AWS IAM Access Analyzer is Commercial while IAM Zero is Free, IAM Zero is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [AWS IAM Access Analyzer vs Simeio Cloud Infrastructure Entitlement Management (CIEM)](https://cybersectools.com/compare/aws-iam-access-analyzer-vs-simeio-cloud-infrastructure-entitlement-management-ciem)
- [AWS IAM Access Analyzer vs Teriam Cloud Identity and Access Management](https://cybersectools.com/compare/aws-iam-access-analyzer-vs-teriam-cloud-identity-and-access-management)
- [AWS IAM Access Analyzer vs Sysdig Cloud Infrastructure Entitlement Management (CIEM)](https://cybersectools.com/compare/sysdig-cloud-infrastructure-entitlement-management-ciem-vs-aws-iam-access-analyzer)
- [IAM Zero vs Simeio Cloud Infrastructure Entitlement Management (CIEM)](https://cybersectools.com/compare/iam-zero-vs-simeio-cloud-infrastructure-entitlement-management-ciem)
- [IAM Zero vs Teriam Cloud Identity and Access Management](https://cybersectools.com/compare/iam-zero-vs-teriam-cloud-identity-and-access-management)
- [IAM Zero vs Sysdig Cloud Infrastructure Entitlement Management (CIEM)](https://cybersectools.com/compare/iam-zero-vs-sysdig-cloud-infrastructure-entitlement-management-ciem)

## Alternatives to each

- [See all AWS IAM Access Analyzer alternatives](https://cybersectools.com/alternatives/aws-iam-access-analyzer)
- [See all IAM Zero alternatives](https://cybersectools.com/alternatives/iam-zero)

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Source: https://cybersectools.com/compare/aws-iam-access-analyzer-vs-iam-zero

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/aws-iam-access-analyzer.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on AWS IAM Access Analyzer and IAM Zero: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md