With his permission lemme inform you, I just had the opportunity to talk with Simplex Chat founder Evgeny Poberezkin to know the following as the official Simplex Chat account on #Nostr :
npub1exv22uulqnmlluszc4yk92jhs2e5ajcs6mu3t00a6avzjcalj9csm7d828
He told me: "Something for desktop, barely usable, but better than CLI, will ship in July."