If you would like to try out new releases of the Memory-Map iOS app, you can sign up for our Beta program HERE. The link will prompt you to install the Apple "TestFlight" app, and new releases of Memory-Map will show up within TestFlight.
New releases are made available from time to time, and are usually in beta test for about a month.
If you have any feedback while using a Memory-Map Beta version, please let us know using the support form.