Thanks for the suggestion!
However, we have integrated all the 3 apps listed above. You can check out their use cases from here -
Typeform to Hubspot - integrately.com/store/typeform/integrations/hubspot
Typeform to Zoho CRM - integrately.com/store/typeform/integrations/zohocrm
Do try these use cases out and share this with other Typeform, Hubspot, and Zoho CRM users.