For the corrupt files it does not, which was the MediaInfo output I quoted.
I think you may probably be in the hands of the commercial repair vendors, though copying the data to a new container is bound to be one of their techniques too.
Have you tried this Android app https://play.google.com/store/apps/details?id=com.smamolot.mp4fix&hl=en_GB or searched for any other Android apps there may be? Most of the repair utilities seem to be for video and audio, though, not audio only.
Gale