Ahrefs free keyword tools vs Google Trends
Two idea-validation tools side by side: pricing, what they are good at, and where they fall short.
Ahrefs free keyword tools
Free keyword volume and difficulty samples from Ahrefs
Pros
- Free tools show volume and difficulty for the top results
- Reliable data behind them
- Full suite is the industry standard
Cons
- Free tools are limited samples
- Full plans are expensive for a pre-launch idea
Google Trends
Free interest-over-time for any search term, by region
Pros
- Free and instant
- Regional breakdown shows where demand sits
- Compare up to five terms
Cons
- Relative numbers, not search volumes
- Thin data for niche or local terms
Our pick: Google Trends for checking whether demand is rising or fading