Help & Support
Get help with our calculators or reach out with questions and feedback.
FAQ
Find answers to commonly asked questions about our calculators.
Email Support
Send us an email and we'll get back to you within 48 hours.
support [at] calclk [dot] comReport a Bug
Found an error in our calculations? Let us know so we can fix it.
Common Topics
How accurate are the calculations?
Outputs are informational estimates based on published instruments and user-supplied inputs. Always verify with the relevant authority or a licensed professional for official use.
Is my data stored?
No. All calculations happen in your browser. We do not store your inputs or results on our servers.
How often are rates updated?
References may be updated over time, but no real-time update commitment or completeness guarantee is provided. Always verify effective dates and controlling instruments for official use.
Can I use this for official purposes?
Our calculators provide estimates only. For official purposes, please consult Sri Lanka Customs, IRD, or licensed professionals.
Send Us Feedback
We're always looking to improve. Share your suggestions, report issues, or let us know what calculators you'd like to see next.
Official Resources
For official information, please contact the relevant government departments: