Need of Keyword Optimizer SEO plugins- There are two type of SEO plugins;
Meta controller plugins
These plugins control on page SEO and help search bots to crawl right content. These plugins such as All in ONE SEO Pack and SEO Ultimate configure website ideally for Googlebot. With the help of these plugins you can control indexing and follow/nofollow links. You can also add met keyword and descriptions to pages manually or automatically. Literally a meta controller plugin is must. All great these type of plugins are fully free and you do not need to buy them.
Keyword optimization Plugin
To get your content better in Google search you need a keyword optimization plugin and if you are thinking to write without keyword optimization you are wasting your time. A keyword optimization plugin works like a doctor for your content and tells you about the possible improvements. These type of plugins analyze your article content and create a SEO report for it. Keyword optimization plugins are not free and you have to buy them.
Here are two bet keyword optimization plugins and you can choose one of them by analyzing this comparison table.
Difference Between Scribe SEO and Easy WP SEO
| Scribe SEO | Easy WP SEO | |
| Automatic SEO Report | Yes | Yes |
| Keyword Density Checker | Yes | Yes |
| LSI Keyword Generator | NO | Yes |
| Keyword Research Credits | Yes | NO |
| Keyword in Heading H1 | No | Yes |
| Keyword in H2 and H3 | No | Yes |
| Keyword in content starting and End | Yes | No |
| Automatic insertion of keyword in Image ALT tag | No | Yes |
| Automatic Decoration of Keywords | No | Yes |
| Backlink Builder | Yes | No |
| Search Result Preview | Yes | No |
| HTML Inspector | Yes | Yes |
| Price | $37 one time payment | $17-$97 / month |
| Money back Guarantee | Yes | Yes |
| Usage Limit | Use on unlimited sites you own | Use on unlimited sites you own |