Tuya Smart - Tuya Smart is a free to use Lifestyle Application by Tuya Inc.
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
Netatmo - Control your heating wherever you are
Zoho Creator - Zoho Creator is a low-code application development platform that helps you build a custom, mobile-ready apps to run your business.
Nest Thermostat (3rd gen) - A slimmer, sharper, sexier thermostat
QuickBase - Quickbase provides a no-code operational agility platform that enables organizations to improve operations through real time insights and automation across complex processes and disparate systems.