Welcome to the community, @kimaru! You should be able to learn more about the same through this community announcement:
Your account, projects, and data should all be safely stored in our KoboToolbox server. If your account has exceeded the submission and storage threshold provided by the system, we advise you to upgrade your account. Some of your KoboToolbox account features could be disabled if you do not upgrade even after exceeding the threshold.
Feel free to reach us through info@kobotoolbox.org if you wish for any support related to account upgrades.
