Flip clock - no ads is a free digital clock application available for iPhone users. This lifestyle app is developed by Beijing Free Calculator Technology Co. Ltd. The app offers a range of features that make it unique and appealing to users.

The app offers 23 white noise sounds, 4 flip effects, and 4 flip sound effects to choose from. The 11 skins available allow users to customize the look of the clock according to their preferences. The clock also has an hourly chime, timer, and countdown feature, making it useful for those who want to keep track of their time.

The app also has a widget, which can be customized with different backgrounds and colors. The white noise can be set to turn off automatically, and the app also offers daily quotes and a charging animation. Users can choose to show or hide the date, set the clock to a 12 or 24-hour format, and turn on or off the second hand.

It is important to note that the app offers subscription pricing for users who want to unlock all content and features. The app's terms of service and privacy policy can be found on their website.

Overall, Flip clock - no ads is a useful and customizable digital clock app that offers multiple features and options for users to choose from.