We are developing Grin Vault in our free time. We love the project and have a huge stack of tasks in the todo list including: an iOS version, many new features, and of course the necessary upgrades and all the bug fixing. We also would like to open source it in due time.
Your donations allow us to spend more time on this project, which is awesome!
If you want to contribute here is how you cand send us Grins and help the project grow:
grin-wallet send https://donations.grinvau.lt <DONATION_AMOUNT>
For questions, suggestions and feedback join us on our gitter account.