Heptabase vs Semrush One — Compare AI Tools | TryAnAI

Heptabase vs Semrush One

Side-by-side comparison based on pricing, features, and community data.

Heptabase vs Semrush One — quick answer

Heptabase and Semrush One are both AI research tools. Heptabase is Paid; Semrush One is Paid. These tools serve completely different markets and should not be directly compared.

Heptabase pricing:: Paid
Semrush One pricing:: Paid
Category:: Research

Which should you choose?

These tools serve completely different markets and should not be directly compared. Heptabase is a personal knowledge management system for students and researchers who think visually and need to annotate PDFs and videos. Semrush One is an enterprise marketing platform for SEO professionals and agencies managing client campaigns at scale. Pick Heptabase if you're building a learning or research practice; pick Semrush One if you're optimizing websites for search visibility and need competitive intelligence. The only overlap is that both are paid tools with free trials, but their buyer personas, use cases, and feature sets are orthogonal.

Pick Heptabase if

Pick Heptabase if you're a student, researcher, or knowledge worker who learns best by visually mapping ideas and annotating PDFs and videos.

Pick Semrush One if

Pick Semrush One if you're an SEO professional, content marketer, or agency managing keyword research, competitor analysis, and rank tracking across multiple client sites.

Feature-by-feature

Feature	Heptabase	Semrush One
Primary use case	Personal knowledge management	SEO and marketing intelligence
Free plan	7-day trial only	Free tier available
PDF annotation & video clipping	✓ Native	—
Keyword research & competitor analysis	—	✓ 25B+ keywords, 140+ countries
Real-time collaboration	Minimal	✓ Agency multi-account
Mobile app	iOS only	Web + API
Export & data ownership	Markdown (limited)	API (Business tier)