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Web calculations and API access are available. View Billing for payment and automatic top-up availability.

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Have a question about Doft Tools? Email our support team.

support@doft.com

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Frequently asked questions

Where can I get API help?

Read the API docs for the working API contract and examples. Create a key after email verification. View Billing for payment and automatic top-up availability.

Read API docs

How do I ask about a billing issue?

Email support. If you already have a request or payment identifier, include that identifier and a short description. Do not send passwords, API keys, card details or full calculator inputs.