We read every message and usually reply within two business days. The fastest way to reach us is email.
What to write about
- Support with the calculator or your account.
- Pro upgrade, payment verification or plan expiry questions.
- Fee rate or category commission corrections — please include a source.
- Privacy requests: data access, export or deletion.
- Advertising, partnership and press enquiries.
Location
Dex_Cal · Colombo, Sri Lanka. We operate online only.
Response times
Support: within 2 business days. Payment and plan activation: usually the same day. Privacy requests: within 30 days.