Subscription information

Free to start

Anyone can sign up for a Proof Companion account. Account holders can generate and edit one free proof. A link to the proof can then be sent to students to try to solve online.

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Annual subscription ($10)

For $10, you can create and edit as many proofs as you'd like to send to your students.

A subscription lasts for one year and does not automatically renew. If you let it expire, all your created proofs will be saved for whenever you re-activate your subscription.

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