Contact & Support

One Function support

One Function · Israel
Product support: onfunction@gmail.com

Email onfunction@gmail.com for installation, product, billing or privacy questions. We aim to respond within three business days. For an order issue, include your order reference and the email used at checkout. Do not send sensitive identity, password or payment data.

One Function is the product brand and software-support provider. When approved purchases open, Creem is the merchant of record and issues the payment receipt under its Buyer Terms. For Creem-processed sales, the contractual reseller is Armitage Labs OÜ (registry 16977866), Rotermanni 14, Tallinn 10111, Estonia. One Function remains your contact for the software.