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Have a question, found an issue, or want to suggest a new tool? Use the form below to open a prefilled email to support@calzivo.com.
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Contact Information
Support Email
support@calzivo.comCorrections and calculation concerns
Send corrections, calculation concerns, and page-quality reports to support. Read the Corrections Policy for what to include.
Business phone
+1 303 616 9626Business address
2930 Domingo Ave, Berkeley, CA 94705, United States
What can we help with?
We're always looking for ways to improve. Here's how you can get involved.
Tool suggestions
Have an idea for a new calculator or utility? We'd love to build it.
Bug reports
Found something that isn't working? Let us know and we'll fix it fast.
General questions
Need help using a tool or have a question about our platform?
Business inquiries
Interested in partnering with us or have a business-related query?
Still have questions? We're listening.
Whether you found a bug, need help, or want to recommend a new calculator or tool, we'd love to hear from you.