Hi @nevillelewis !
You can try our application - Ali Reviews since you want to add star rating to your store's Homepage. We provide full package review solution that you can apply to your store to collect and customize your own testimonials.
Here we list the tutorial on how to customize reviews, hope this could give you some more information: How to add a Review box to the Product Page and Homepage?
If you have any questions, don't hesitate to contact our support team directly via email: email@example.com
Thank you and wish you all the best!
Ali Review Team