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Okiru

Japanese flashcards with an alarm clock to build habits

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Okiru is a Japanese flashcard app designed to build an unbreakable study habit, starting the second you wake up. Study whenever you want throughout the day with spaced repetition cards, or set morning alarms that require solving flashcards to turn off. By tying reviews to your daily alarm, you hit your study goals before even getting out of bed. Features custom decks, kanji/vocab practice, spaced repetition retention, and a clean, distraction-free interface.

PH · launched Sep 15, 2026 · 2 upvotes (top 26%) · 1 view

Niche: language learning apps · 511 launches, 50 in the last 7 days ▼ -6% · Explore this niche →

Category and tags
  • Education
  • Workflow automation
  • B2C
  • Not AI
  • Commercial product
  • Alarms
  • Education
  • Languages

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More like this: all 511 launches in language learning apps →

Could you build this?

Yes It is a standard spaced repetition flashcard mobile app combined with local alarm notifications and pre-populated JLPT vocabulary decks.

Competitors

Other products that read as similar to this one : 146 launches clear the similarity bar, closest 8 shown.

Attention rank: #51 of 147 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 294 days after the earliest competitor.

  • Flashfriend · ph · 2026-10-24 · 2 upvotes · similarity 0.45
  • Moku Flashcards · ph · 2026-09-11 · 4 upvotes · similarity 0.43
  • Lacuna · ph · 2026-09-13 · 1 upvotes · similarity 0.42
  • Memor More: Enhanced flashcards · ph · 2026-10-18 · 1 upvotes · similarity 0.42
  • bookcard.koplugin · github · 2026-09-21 · 21 upvotes · similarity 0.42
  • Klappa · ph · 2026-10-29 · 2 upvotes · similarity 0.42
  • Yuhimo · ph · 2026-11-14 · 1 upvotes · similarity 0.41
  • YOBIOKO · ph · 2026-10-11 · 1 upvotes · similarity 0.41

Related data

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