Best Rapid7 InsightAppSec Alternatives in 2026

Updated October 2026

20 apps from web application security scanners ranked against Rapid7 InsightAppSec on the same published basis.

1
ImmuniWeb AndroidapiiOSWeb €49.58/mo7.4
Rapid7 InsightAppSec vs ImmuniWeb
2
Nuclei Free plan LinuxMacself-hostedWin Free6.4
Rapid7 InsightAppSec vs Nuclei
3
Beagle Security Free plan apiWeb $99/mo6.3
Rapid7 InsightAppSec vs Beagle Security
4
Detectify Surface Monitoring Free plan apiWeb €208.33/mo6.3
Rapid7 InsightAppSec vs Detectify Surface Monitoring
5
Qualys External Attack Surface Management Free trial apiLinuxWeb 6.3
Rapid7 InsightAppSec vs Qualys External Attack Surface Management
6
ZeroThreat Free plan apiWeb $100/mo6.3
Rapid7 InsightAppSec vs ZeroThreat
7
OWASP ZAP Free plan apiLinuxMacself-hostedWin Free6.2
Rapid7 InsightAppSec vs OWASP ZAP
8
Wapiti Free plan apiLinuxMacself-hostedWin Free6.2
Rapid7 InsightAppSec vs Wapiti
9
Pentest-Tools.com API Scanner Free trial apiLinuxMacWeb $95/mo5.8
Rapid7 InsightAppSec vs Pentest-Tools.com API Scanner
10
BreachLock DAST apiextensionWeb $416.67/mo5.7
Rapid7 InsightAppSec vs BreachLock DAST
11
Burp Suite DAST Free trial apiLinuxself-hostedWebWin 5.7
Rapid7 InsightAppSec vs Burp Suite DAST
12
Escape apiWeb 5.7
Rapid7 InsightAppSec vs Escape
13
Astra Security Free trial apiWeb $58.25/mo5.6
Rapid7 InsightAppSec vs Astra Security
14
Vega LinuxMacWin 5.6
Rapid7 InsightAppSec vs Vega
15
Tenable One Attack Surface Management LinuxMacWebWin 5.5
Rapid7 InsightAppSec vs Tenable One Attack Surface Management
16
AppCheck Free trial apiself-hostedWeb 5.4
Rapid7 InsightAppSec vs AppCheck
17
Blacklock Free trial apiextensionWeb $85/mo5.4
Rapid7 InsightAppSec vs Blacklock
18
BlueClosure BC Detect £60/mo5.4
Rapid7 InsightAppSec vs BlueClosure BC Detect
19
Invicti apiself-hostedWeb 5.4
Rapid7 InsightAppSec vs Invicti
20
Rapid7 Surface Command Free trial apiLinuxMacWebWin 5.4
Rapid7 InsightAppSec vs Rapid7 Surface Command

Rapid7 InsightAppSec alternatives compared

#	App	Score	Free plan	From	Runs on
1	ImmuniWeb	7.4	No	€49.58/mo	Android, API, iOS, Web
2	Nuclei	6.4	Free plan	Free	Linux, Mac, self-hosted, Windows
3	Beagle Security	6.3	Free plan	$99/mo	API, Web
4	Detectify Surface Monitoring	6.3	Free plan	€208.33/mo	API, Web
5	Qualys External Attack Surface Management	6.3	No	—	API, Linux, Web
6	ZeroThreat	6.3	Free plan	$100/mo	API, Web
7	OWASP ZAP	6.2	Free plan	Free	API, Linux, Mac, self-hosted, Windows
8	Wapiti	6.2	Free plan	Free	API, Linux, Mac, self-hosted, Windows
9	Pentest-Tools.com API Scanner	5.8	No	$95/mo	API, Linux, Mac, Web
10	BreachLock DAST	5.7	No	$416.67/mo	API, Browser, Web
11	Burp Suite DAST	5.7	No	—	API, Linux, self-hosted, Web, Windows
12	Escape	5.7	No	—	API, Web
13	Astra Security	5.6	No	$58.25/mo	API, Web
14	Vega	5.6	No	—	Linux, Mac, Windows
15	Tenable One Attack Surface Management	5.5	No	—	Linux, Mac, Web, Windows
16	AppCheck	5.4	No	—	API, self-hosted, Web
17	Blacklock	5.4	No	$85/mo	API, Browser, Web
18	BlueClosure BC Detect	5.4	No	£60/mo	—
19	Invicti	5.4	No	—	API, self-hosted, Web
20	Rapid7 Surface Command	5.4	No	—	API, Linux, Mac, Web, Windows

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Questions about Rapid7 InsightAppSec alternatives

What is the best alternative to Rapid7 InsightAppSec?

ImmuniWeb, number 1 in web application security scanners with a score of 7.4 out of 10. The others here: Nuclei, Beagle Security, Detectify Surface Monitoring and 16 more.

What is the best free alternative to Rapid7 InsightAppSec?

Nuclei is the best-ranked alternative with a free plan. 6 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.