1.

Renaiss AI

2.

Rental Shield 2020.0

3.

Replikate.AI 2022.0

4.

ResearchRabbit

5.

Resleeve 2021.0

6.

ResolveData 2021.0

7.

ReSpace 2018.0

8.

Responsum AI 2020.0

9.

ResultLab.AI

10.

ReText.AI 2021.0

11.

Retyn 2022.0

12.

Revel.ai