This utility app allows users to perform calculations and view the formulas used. It offers the ability to edit past calculations and share results via email or memos. An optional purchase can remove advertisements.



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Whether you want more options like おとくコール or a completely different take on the same concept, our curated list of 20+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.



This utility app allows users to perform calculations and view the formulas used. It offers the ability to edit past calculations and share results via email or memos. An optional purchase can remove advertisements.




Connects people, things, and services related to daily living, starting with smart lock access. Control your home's smart lock from your smartphone, grant temporary access to friends and family, and track who enters and exits.
