YT Tracker is a free iPhone app that helps YouTubers grow their channels by tracking their progress towards monetization eligibility. Developed by a YouTuber, this app offers a range of features to analyze audience retention, track custom challenges, and export images for social media promotion. The app also provides video tags analysis to spy on competitors and gain inspiration for your own video tags. The profile screen offers additional analytics and insights. For pro users, the app offers a unique dark mode. Multi-channel support is also available by logging in with your Google account.

YT Tracker is an efficient tool to track your daily progress towards the new monetization eligibility goals. The app is easy to use, and the features are well designed and accessible to all levels of users. The app also offers a contact form to reach out to the developer for suggestions and feedback. However, it is recommended to avoid any personal information sharing. Overall, YT Tracker is a must-have app for YouTubers who want to grow their channels and track their progress towards monetization eligibility.