Coffee to water ratio calculator - which app should I use?

[coffeeteca]

Hi everyone,

I'm really like the design on this store where you selecting through the calculator

coffee to water ratio.

https://coffeebros.com/pages/coffee-to-water-ratio-calculator

Any suggestions on which apps should I use to recreate similar functionality? 

I will be super appreciated for any advise. big thanks 

[LuffyOnePiece]

Hi @coffeeteca ,

The reference site you provide uses the custom code to calculate the water amount.

Let me know if you need any assistance to implement same feature.

Thank you