Contact
Get in touch
Questions, feedback, bug reports, or just want to say hi? Drop us a message — we read every email.
Bug report
Something not working? Send the steps to reproduce and we'll fix it.
support@sigmathesis.com →
Billing
Payment issues, refund requests, subscription management. We respond within 24h.
support@sigmathesis.com →
Feedback & feature requests
What's missing? What's broken in your workflow? Tell us — we build for serious investors.
support@sigmathesis.com →
Anything else
Partnership, press, general inquiries — same address.
support@sigmathesis.com →
Primary contact
support@sigmathesis.comWe aim to respond within 1 business day. For urgent payment issues, mention "URGENT" in the subject line.
Before you write
Check the pricing FAQ for common questions about credits, plans, and billing. The about page covers what SigmaThesis is and isn't. If your question isn't covered there, we want to hear it.