无印宝-视频擦除视频编辑 is a free utility and tools app available for iPhone. It offers a user-friendly interface and simple, fast operation. With this app, you can export videos in their original quality and easily crop them to the desired size. It allows you to play videos at your desired speed and add any text or subtitles to your videos. Additionally, it offers extremely fast export speeds.

Please note that this app also offers subscription options, with monthly and quarterly durations. Upon confirmation of purchase, payment will be charged to your iTunes account. You can manage your subscription and turn off auto-renewal in your account settings. The subscription will automatically renew unless canceled at least 24 hours before the end of the current period. The renewal fee will be charged within 24 hours prior to the end of the current period. If you cancel the subscription, it will remain active until the end of the current period and auto-renewal will be disabled, but no refunds will be provided for the unused portion of any free trial period (if available).

For more information, please refer to the app's privacy policy and terms of use.