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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

Cloudflare logo

Cloudflare

Overall Score82/100
4.3Editor Rating
Market Signal 83

Global network service providing CDN, DNS, WAF, DDoS protection and Workers edge compute.

Best for: Website owners and developers who want DNS, caching, SSL and attack protection in front of their sites, with room to add edge code.

Top-rated in Domain RegistrarsWebsite SecurityDomains & DNS
From $20/mo (annual billing)Free plan
PostHog logo

PostHog

Overall Score70/100
4.1Editor Rating
Market Signal 63

Product engineering suite combining analytics, replay and feature flags.

Best for: Product and engineering teams that want analytics, experimentation, feature delivery, replay, and data tooling in a developer-oriented stack.

Top-rated in A/B TestingAnalyticsCRO
FreeFree plan
Fullstory logo

Fullstory

Overall Score65/100
3.6Editor Rating
Market Signal 64

Digital experience analytics with session replay and heatmaps.

Best for: Product and CRO teams diagnosing where users struggle.

AnalyticsCROAI features
See pricingFree plan
DomainTools logo

DomainTools

Overall Score43/100
2.2Editor Rating
Market Signal 55

Domain and DNS intelligence, including WHOIS history.

Best for: Security and research teams investigating domains and their ownership history.

Domains & DNS