Email us
The best way to reach us is by email at bondlinenotes@gmail.com. We usually reply within a few days. Pick a topic below to start an email with the right subject line.
GeneralAsk a questionHow something works, or anything else about Bondline.
Something brokeReport a bugTell us what happened and which device and browser you were using. A screenshot helps.
ChemistryReport an errorA wrong answer, a name, a spectrum or a mechanism that doesn't look right.
Bondline ProBilling and refundsRefunds within 14 days, a charge you don't recognise, or Pro not switching on.
PrivacyYour dataAsk for a copy of your data, or for your account to be deleted.
TeachingLecturers and schoolsUsing Bondline with a class, a department setup, or partnerships.
Help yourself first
- Inside the notebook, open the account menu (bottom left on a computer) and choose Take the tour or Guide and shortcuts.
- If Bondline looks out of date, close every Bondline tab and open it again: it updates itself.
- To cancel Pro, open the account menu, choose Bondline Pro, then Manage subscription.
Who you're contacting
Bondline is run by an independent developer based in Malaysia. Payments for Bondline Pro are handled by Stripe, so receipts come from them. For anything about your purchase, contact us.