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SEM Solutions

All Marketing Software

Search and filter 812 marketing tools by category, price, business type, and features.

Ranked by Overall Score: our Editor Rating and Market Signal, 50/50. Market Signal uses Ahrefs and Semrush data through September 2026, pulled October 6 to 19, 2026. How we score

Results

Intruder logo

Intruder

Overall Score47/100
3.6Editor Rating
Market Signal 28

Continuous vulnerability management platform for external infrastructure, cloud environments, and web applications.

Best for: Small and midsize security teams that need recurring vulnerability scanning and prioritization across external infrastructure and cloud assets.

Website Security
See pricingFree plan
NerdyData logo

NerdyData

Overall Score47/100
3.8Editor Rating
Market Signal 23

Source code search engine that finds websites by technology, script, cookie or HTML snippet.

Best for: Sales and research teams building prospect lists of companies that run a specific script or tech stack.

Competitive Intelligence
From $50 per month (annual billing, $600/mo), billed annuallyFree plan
Klue logo

Klue

Overall Score45/100
2.7Editor Rating
Market Signal 48

Competitive enablement platform for collecting intelligence, building battlecards, and delivering competitor guidance into seller workflows.

Best for: Competitive enablement teams that need battlecards and curated competitor insights embedded into sales and revenue workflows.

Competitive Intelligence
Astra Security logo

Astra Security

Overall Score45/100
3.1Editor Rating
Market Signal 37

Continuous pentest platform pairing AI-driven DAST scanning with expert-led penetration testing.

Best for: SaaS companies and engineering teams that need recurring pentests and compliance-ready reports for SOC 2 or ISO 27001 audits.

Website Security
From $58.25/mo (annual billing), Scanner Lite, 1 target
App Radar logo

App Radar

Overall Score45/100
2.9Editor Rating
Market Signal 42

ASO platform from SplitMetrics with keyword tracking and a bulk store listing editor.

Best for: App developers who update store listings in many languages and want to skip the store consoles.

Competitive Intelligence
See pricingFree trial
ImmuniWeb logo

ImmuniWeb

Overall Score44/100
3.6Editor Rating
Market Signal 23

Application security platform covering web, API and mobile.

Best for: Security teams that need coordinated testing and monitoring across web applications, APIs, mobile apps, and exposed digital assets.

Website Security
See pricingFree plan
WhatRuns logo

WhatRuns

Overall Score44/100
3.5Editor Rating
Market Signal 24

Browser extension that reveals a site's CMS, frameworks, plugins, fonts and trackers in one click.

Best for: Developers, designers and marketers who want a quick look at another site's stack while browsing.

Competitive Intelligence
FreeFree plan
Detectify logo

Detectify

Overall Score43/100
3.5Editor Rating
Market Signal 25

External attack-surface and application security testing driven by automated scans and security researcher findings.

Best for: Application-security and security teams that need continuous testing of internet-facing web assets and externally exposed attack surfaces.

Website Security
See pricingFree plan
Crayon logo

Crayon

Overall Score42/100
2.7Editor Rating
Market Signal 43

Competitive intelligence platform for monitoring market signals, synthesizing competitor changes, and distributing sales-ready insights.

Best for: Competitive intelligence and enablement teams that need continuous competitor monitoring plus battlecards and distributed market insights.

Competitive Intelligence
SiteLock logo

SiteLock

Overall Score38/100
3.0Editor Rating
Market Signal 27

Sectigo-owned website security service that scans for malware, removes infections and patches vulnerabilities.

Best for: Small business and WordPress site owners who want malware cleanup handled for them after a hack.

Website Security
From $16.58 per month (annual billing, $199/mo), billed annually
NETSCOUT Arbor logo

NETSCOUT Arbor

Market Signal 18

NETSCOUT's Arbor DDoS line: Sightline, TMS, Arbor Edge Defense and the Arbor Cloud scrubbing service.

Best for: Internet service providers, hosting companies and large enterprises that run their own networks and data centers.

Website Security