This app was mentioned in 2 comments, with an average of 3.00 upvotes
In my province, we have a PDF crop protection guide commonly referred to as the Blue Book which guides you to the right product for your application and how to use it safely. Our association and the provincial apiculturist have worked with the publishers to include information about toxicity to bees and responsible use. I find it handy to keep it on my phone as well as another app that provides the product label.
Pest Manager App for Ontario. Although, I'm sure there is some relevance across the country.