Contact
Questions, bug reports, and feedback are welcome.
For general questions, feature requests, or anything else:
Bug reports
If you've found a bug or unexpected behaviour, the fastest way to get it fixed is to describe it in an email with the steps to reproduce — file format, approximate row count, and what you expected vs. what happened. No need to attach the file itself.
Response time
SheetToolKit is maintained by a solo developer. Most messages get a reply within a few days. If your question is about a Pro license (activation, refund, transfer), please include your order number from Lemon Squeezy in the subject line.