Reference

Apps observed in Apple’s US App Store charts for Reference.

What are you trying to do?

App profiles

Choose Nihongo for a dictionary-centered reading workflow: look up a word in context, return to the passage and review useful words later. The free dictionary and short Clippings offer a starting point. Pro adds OCR and wider study tools; the newer two-column layout has its own device and OS requirements, beyond the minimum needed to install the app.

Research reviewed Free dictionary and Clippings up to 250 characters. US Pro: $4.99/month, $11.99/3 months, $49.99/year or $179.99 lifetime. Pitch Accents is a separate $9.99 add-on.