Vennly

No need to over-engineer this app before launch. It performs the main function of comparing 2 social graphs reasonably well at this stage.

https://www.producthunt.com/posts/vennly

Made cloud function run every minute instead of every 15m.

Abstracted design that isn't too "branded" for anyone who wants to support the app without feeling like they are a walking billboard.

https://cottonbureau.com/products/abstracted-venn-diagram#/7531421/tee-men-standard-tee-vintage-navy-tri-blend-s

I tested a lot of tools but most seem to heavily compress images and destroy quality. https://gifox.io/ seems to be really solid and well worth the $15 price tag.