Matrix Console iOS
A neutral iOS client showcasing Matrix capabilities and implementation.
Not actively maintained
Matrix.org's reference iOS client.
This client is meant to be a showcase of Matrix capabilities, a reference implementation of the Matrix standard and an easy entry to the Matrix ecosystem from iOS devices for less techy users, with a relatively neutral branding. This client is built using MatrixKit.
The code can be retrieved from github.
Also available from the Apple app store.