Found in 1 comment on Hacker News
aculver · 2012-02-26 · Original thread
The more I think about it, the more I think I would skip the free version and do $0.99 for the Hiragana and Katakana and then have the Kanji available in a price point similar to what you're doing now.

An example of this is , which also offers the pocket size . I've owned Kanji Pict-o-Graphix for almost a decade, but I also bought the cheaper, pocket size Kana Pict-o-Graphix for my brother-in-law (who hadn't studied Japanese before) before our trip to Japan.

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