Smelt It/Dealt It: converts currency into the estimated quantity of aluminum that can be extracted from an equivalent value of bauxite.
The Change You Want to See in the World: this one taps into the hot AR segment; lets you see all manner of coins superimposed over your real world surroundings. Live like a pauper, feel like Midas! In-app purchases to display different currencies require real money.
Flourless Tort: A nearly complete civil law reference, but excluding any boring case law that has to do with baking, baked goods, bakers, or bakeries.
Catching Feelings: a dating app for the niche pro fishing market. No swiping, but you have to wave your phone in a pantomime of casting in order to find matches.
The Sound and the Curry: [wear headphones] I dunno, maybe it could be an ASMR thing? Just relax and listen to the sounds of various curries bubbling away as they cook. The free version includes the sounds of pandhara rassa, lamb rogan josh, coorgi pandi, and butter chicken. Additional dishes are available as in-app purchases.