# Memcrow (Memcrow) > Memcrow is a Persian-first Leitner (spaced-repetition) flashcard app for learning > vocabulary, built for Iranian language learners. Android-first, distributed via > Cafe Bazaar and Myket. Free tier: a 60-card box that grows with daily streaks > (up to +50) and referrals (+20 each). Paid one-time tiers enlarge the box > (Basic +100 / Plus +250 / Pro +600 / Max = infinite); a premium subscription > removes limits entirely and gifts stars each period. "Stars" are the in-app > currency (~1,000 Toman each) used to buy ready-made courses and capacity. Key facts: - Method: Leitner boxes / spaced repetition; cards return right before they would be forgotten. - Ready-made courses: 504 essential English words, German A1 vocabulary (with article tests), more coming. - Offline dictionary with one-tap card creation; account sync across devices. - User data is never lost when a subscription ends — only the cap on adding new cards returns. - UI language: Persian (RTL, Jalali calendar). English overview: /en/ ## Pages - [Landing (fa)](https://memcrow.app/): what Memcrow is, features, download. - [English overview](https://memcrow.app/en/): the same, in English. - [Pricing](https://memcrow.app/pricing/): free tier, capacity tiers, subscription plans, FAQ. - [Courses](https://memcrow.app/courses/): ready-made course catalog. - [Blog](https://memcrow.app/blog/): Persian guides on the Leitner method, the 504 words, German vocabulary. ## Contact - Website: https://memcrow.app