A: Hi!
First thanks for taking the time to check out InstaCharts and ask a question!
To answer your question:
1. Integrate with retable.io - this is not on the roadmap at this time
2. Integrate with google sheets - Yes! Our team is currently working on this now and hope to have this completed in September/October.
3. Integrate with ApiX-Drive - this is currently not on the roadmap
4. Integrate with webhooks - Yes, we do plan to integrate with other API webhook services. We hope to start rolling this out later this year
5. Integrate with Notion - Yes, this is on the roadmap, no eta currently
6. Integrate with AirTable - Yes, this is something planned and on our roadmap. No eta on when it will be completed.

I hope this answers your question and thank you for checking out InstaCharts!
Bart