I will provide 3 premium seo tools

All of these tools are Private tools.

SEM-rush is used for:

1. ·         Keyword Research
2. ·         Site Audit
3. ·         Competitor Research
4. ·         Backlink Analysis
5. ·         Tools

Ahrefs is used for

1. Backlink Analysis
2. Website comparison
3. SERPs analysis
4. Reports

Moz is used for:

1. Rank Tracker
2. On-Page Grader
3. Keyword Explorer

And much more…