A new update is out for Pokémon Shuffle Mobile bringing it to version 1.9 for both iOS and Android.

What's New in Version 1.9

◇ We’ve added value sets of 4 and 8 Jewels that can only be purchased one time each. For details on the features being added, see your in-game notifications.
◇ We’ve made some adjustments to the UI (display and usability) to improve your play experience.
◇ Bug fixes

Sources: https://play.google.com/store/apps/details?id=jp.pokemon.poketoru&hl=en and https://itunes.apple.com/ca/app/pokemon-shuffle-mobile/id1014919815?mt=8