There are only 3 filter available that work on iOS and Android. Before applying filter, go to Settings and enable features related to filters and effects then while on a chat, type the following words for desired effects:
Note: Sepia only works on Android. iOS version of the app does not allow that.
Another possibility to apply filters is by drawing a gesture while using camera :
- swipe to the left
- swipe down
- swipe to the left then down