AICompare

Semrush vs Keysearch

Head-to-head comparison — updated April 2026

Semrush

Semrush

All-in-one marketing toolkit

Free plan$139.95/mo★ 4.6✓ Higher rated
Try Semrush →
VS
Keysearch

Keysearch

Affordable keyword research tool

$17/mo★ 4.6✓ Cheaper
Try Keysearch →

Our Verdict

Choose Semrush for agencies and larger teams needing a full marketing toolkit with content and backlink features. Choose Keysearch for solopreneurs and small businesses prioritizing affordable keyword research and rank tracking.

Why Semrush?

✓ Comprehensive feature set includes content marketing and backlink analysis not found in Keysearch
✓ Free plan available for users wanting to test before paid subscription
✓ All-in-one platform reduces need for multiple tool subscriptions

Why Keysearch?

✓ Significantly lower entry price at $17/mo vs $139.95/mo
✓ Streamlined focus on core SEO functions (keyword research, rank tracking, competitor analysis)
✓ Better value for small businesses or freelancers with limited budgets

Feature Comparison

FeatureSemrushKeysearch
site audit✓✗
rank tracking✓✓
keyword research✓✓
backlink analysis✓✗
content marketing✓✗
competitor analysis✓✗
audit✗✓
competitor✗✓

Semrush Pricing

Free/mo
Paid from $139.95/mo
Full review →

Keysearch Pricing

$17/mo
Full review →

Which Should You Choose?

Both Semrush and Keysearch are strong tools in the AI seo space. Both are equally well-rated by users. Choose Semrush if you value site audit and rank tracking. Choose Keysearch if you need audit and competitor.