1 Second Everyday: Video Diary is free for the first time since 2016 on Apple IOS!
4.8 star rating on the Apple App Store.
Please note this is also available for Google Play store but it's always free for Android but is normally $4.99 for Apple IOS.
App website link: https://1se.co/
Appshopper link: https://appshopper.com/photography/one-second-everyday
Wikipedia link: https://en.wikipedia.org/wiki/1_Second_Everyday
Basically you choose a 1 second clip from a video every day for a month and at the end it makes a 30 second video. They have a YouTube video on how it works if you're interested.
Couple of reviews here:
https://www.adorama.com/alc/why-you-should-record-1-second-o…
https://techcrunch.com/2016/02/10/you-should-be-using-1-seco…
https://www.thinkingcloset.com/2017/04/18/capturing-memories…
It’s free because you have to subscribe to the service. Not really a deal