Recommended software
Best free SEO software
Frase ranks first because it supports free plan, supports free trial, and supports keyword research. It is followed by Mangools and Rank Math.
Ranked products
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Frase
Frase ranks 1st because:
- Frase supports free plan.
- Frase supports free trial.
- Frase supports keyword research.
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Mangools
Mangools ranks 2nd because:
- Mangools supports free plan.
- Mangools supports free trial.
- Mangools supports keyword research.
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Rank Math
Rank Math ranks 3rd because:
- Rank Math supports free plan.
- Rank Math supports free trial.
- Rank Math supports keyword research.
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Semrush
Semrush ranks 4th because:
- Semrush supports free plan.
- Semrush supports free trial.
- Semrush supports keyword research.
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Morningscore
Morningscore ranks 5th because:
- Morningscore supports free trial.
- Morningscore supports keyword research.
- Morningscore supports keyword difficulty.
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Scalenut
Scalenut ranks 6th because:
- Scalenut supports free trial.
- Scalenut supports keyword research.
- Scalenut supports keyword difficulty.
Criteria comparison
Products are ranked only from verified, sourced facts. Missing evidence remains unknown and does not count as a negative claim.
| Criterion | Weight | Frase | Mangools | Rank Math | Semrush | Morningscore | Scalenut |
|---|---|---|---|---|---|---|---|
| Free plan | 6 | Yes (+6 points)Source · verified 4 September 2026 | Yes (+6 points)Source · verified 5 September 2026 | Yes (+6 points)Source · verified 5 September 2026 | Yes (+6 points)Source · verified 5 September 2026 | Not confirmed | Not confirmed |
| Free trial | 3 | Yes (+3 points)Source · verified 4 September 2026 | Yes (+3 points)Source · verified 5 September 2026 | Yes (+3 points)Source · verified 5 September 2026 | Yes (+3 points)Source · verified 5 September 2026 | Yes (+3 points)Source · verified 5 September 2026 | Yes (+3 points)Source · verified 5 September 2026 |
| Keyword research | 3 | Yes (+3 points)Source · verified 4 September 2026 | Yes (+3 points)Source · verified 5 September 2026 | Yes (+3 points)Source · verified 5 September 2026 | Yes (+3 points)Source · verified 5 September 2026 | Yes (+3 points)Source · verified 5 September 2026 | Yes (+3 points)Source · verified 5 September 2026 |
| Keyword difficulty | 3 | Not confirmed | Not confirmed | Not confirmed | Not confirmed | Yes (+3 points)Source · verified 5 September 2026 | Yes (+3 points)Source · verified 5 September 2026 |
Method and alternate format
Only products meeting the evidence threshold and coverage-gap rule are ranked. Missing facts earn no points and are not treated as negative claims.