Last updated: March 15, 2026
Mako Technology Labs LLC ("Mako," "we," "us") publishes RollJournal Timer. This Privacy Policy explains how RollJournal Timer handles information.
RollJournal Timer is a training timer for Brazilian Jiu-Jitsu, grappling, MMA, boxing, conditioning, and interval workouts. The app works primarily on the user's device and does not require an account.
We do not collect, transmit, or store personal information from users of RollJournal Timer.
The app does not require users to provide names, email addresses, phone numbers, location information, or other personal information to use its core features.
RollJournal Timer may store app data locally on the user's device to support core functionality. This may include:
This data is stored locally on the user's device and is not transmitted to Mako Technology Labs LLC.
RollJournal Timer does not use advertising networks, third-party analytics, or third-party tracking technologies.
We do not sell, rent, or share user data with third parties.
Because app data is stored locally on the user's device, users may delete it at any time by deleting saved timers in the app, clearing the app's local storage through device settings, or uninstalling the app.
We cannot access, retrieve, or delete data on behalf of users because we do not receive or store it.
RollJournal Timer is intended for a general audience and is not directed to children under 13. We do not knowingly collect personal information from children.
We may update this Privacy Policy from time to time. If we do, we will revise the "Last updated" date above.
Mako Technology Labs LLC
York, Pennsylvania, United States
support@makolabs.io