And, the built-in video trimming tool in Photos enables you to cut the file for meeting WhatsApp video size limit. Videos recorded by WhatsApp will be auto-downloaded to Photos app on iPhone by default. See How to Compress a Video for WhatsApp >, How to Compress 4K from GB to MB with Optimal Quality > Part 2: Compress Video for WhatsApp For example, a 16-second of 720p at 30fps video recorded by iPhone 7 will be approximately 16MB. So, how long a video can be uploaded in WhatsApp? Although WhatsApp officially announced that the length of 90 seconds to 3 minutes is allowed on most phones, you may be required sending a much shorter video in HD. 16MB is the maximum size for users to send or forward a video in WhatsApp on all platforms (iPhone, Android, Windows Phone, PC/Mac and WhatsApp Web).
To make sure messages can be sent to the contact instantly, WhatsApp assigns a limit on size for all media including photos, videos and voice notes. Part 1: What Is WhatsApp Video Size Limit in 2020
