# The Top 5 Easiest To Use Interactive Application Security Testing (IAST) Software See the top Interactive Application Security Testing (IAST) Software products based on usability ratings. A product’s usability score is calculated by a[proprietary algorithm](https://sell.g2.com/g2-scoring-methodologies)that factors in real user satisfaction ratings of how easy the product is to administer, as well as how well the product meets business requirements, among other ratings. Compare products according to their usability scores to streamline the buying process and quickly identify the best products based on real user experiences. 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[![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Easiest+To+Use+Interactive+Application+Security+Testing+%28IAST%29+Software+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fcategories%2Finteractive-application-security-testing-iast%3Ftab%3Deasiest_to_use%0aSee+the+top+Interactive+Application+Security+Testing+%28IAST%29+Software+products+based+on+usability+ratings.+Compare+products+according+to+their+usability+scores+to+streamline+the+buying+process+and+quickly+identify+the+best+products+based+on+real+user+experiences) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") [Collapse AllExpand All](#) Usability Score Compare [Expand/Collapse Invicti (formerly Netsparker)](#) #1 [![Invicti (formerly Netsparker)](https://images.g2crowd.com/uploads/product/hd_favicon/27efb1ab6a66f8376cb7854ca310e063/invicti-formerly-netsparker.svg "Invicti (formerly Netsparker)")](/products/invicti-formerly-netsparker/reviews) [Invicti (formerly Netsparker)](/products/invicti-formerly-netsparker/reviews) 8.4 [Expand/Collapse Invicti (formerly Netsparker)](#) Overall Usability Score 8.4 Usability Score Breakdown Ease of Admin Average: 8.7 9.5 Ease of Use Average: 8.4 9.0 Meets Requirements Average: 8.8 9.2 Customer Segment Breakdown Small Business 25% Mid Market 28% Enterprise 47% [Expand/Collapse OpenText Core Application Security](#) #2 [![OpenText Core Application Security](https://images.g2crowd.com/uploads/product/hd_favicon/2b4f4de47adee5040ae421fc276784e9/opentext-core-application-security.svg "OpenText Core Application Security")](/products/opentext-core-application-security/reviews) [OpenText Core Application Security](/products/opentext-core-application-security/reviews) 7.7 [Expand/Collapse OpenText Core Application Security](#) Overall Usability Score 7.7 Usability Score Breakdown Ease of Admin Average: 8.7 9.0 Ease of Use Average: 8.4 8.1 Meets Requirements Average: 8.8 8.6 Customer Segment Breakdown Small Business 32% Mid Market 26% Enterprise 41% [Expand/Collapse Contrast Security](#) #3 [![Contrast Security](https://images.g2crowd.com/uploads/product/hd_favicon/627683677677ff92be6ee99c6293e67d/contrast-security-contrast-security.svg "Contrast Security")](/products/contrast-security-contrast-security/reviews) [Contrast Security](/products/contrast-security-contrast-security/reviews) 7.7 [Expand/Collapse Contrast Security](#) Overall Usability Score 7.7 Usability Score Breakdown Ease of Admin Average: 8.7 8.7 Ease of Use Average: 8.4 8.7 Meets Requirements Average: 8.8 8.8 Customer Segment Breakdown Small Business 12% Mid Market 20% Enterprise 67% [Expand/Collapse HCL AppScan](#) #4 [![HCL AppScan](https://images.g2crowd.com/uploads/product/hd_favicon/29b6f6f7723fdb127f6c9c54b9dd756f/hcl-appscan.svg "HCL AppScan")](/products/hcl-appscan/reviews) [HCL AppScan](/products/hcl-appscan/reviews) 7.5 [Expand/Collapse HCL AppScan](#) Overall Usability Score 7.5 Usability Score Breakdown Ease of Admin Average: 8.7 8.8 Ease of Use Average: 8.4 8.4 Meets Requirements Average: 8.8 8.8 Customer Segment Breakdown Small Business 28% Mid Market 19% Enterprise 53% [Expand/Collapse Checkmarx](#) #5 [![Checkmarx](https://images.g2crowd.com/uploads/product/hd_favicon/ee46b61b130757d24b7633fe98e00fb6/checkmarx.svg "Checkmarx")](/products/checkmarx/reviews) [Checkmarx](/products/checkmarx/reviews) 7.1 [Expand/Collapse Checkmarx](#) Overall Usability Score 7.1 Usability Score Breakdown Ease of Admin Average: 8.7 7.5 Ease of Use Average: 8.4 8.1 Meets Requirements Average: 8.8 8.7 Customer Segment Breakdown Small Business 22% Mid Market 22% Enterprise 56%