Koine: Flashcard & NT Reader
Study the Greek behind the NT
About
Deepen your understanding of the Koine Greek language used in the New Testament. Build custom vocabulary decks with an advanced spaced repetition algorithm and access a Greek New Testament reader with instant word parsing and definitions. Explore different Greek text editions and their historical context.
What's New in Koine
1.2.0
September 30, 2026
Some minor fixes and adjustments to deck-reviewing
Subscriptions & In-App Purchases
$8.99
Koine Premium
Unlimited FSRS decks, Thayer's lexicon, and more
FAQ
What is the primary purpose of Koine?
Koine is designed to help users study Koine Greek vocabulary and the New Testament. It offers tools for building custom flashcard decks using spaced repetition and provides instant parsing and definitions for Greek words within the New Testament text.
How does Koine's vocabulary study work?
Koine utilizes the FSRS algorithm, a modern spaced repetition system that adapts to your learning pace. You can create custom decks or use pre-made ones, and the app schedules cards for review at optimal times to enhance long-term memory retention.
Can I read the Greek New Testament with Koine?
Yes, Koine includes four offline Bible texts, including the Textus Receptus and SBL Greek New Testament. You can tap any Greek word to instantly view its lemma, parsing, definitions, and occurrences within the New Testament.
What are the premium features in Koine?
The one-time Premium unlock ($8.99) offers unlimited decks, access to Thayer's Greek Lexicon, a compare-manuscripts tool, passage-based deck generation, and a study statistics dashboard. The core app is free with up to 3 decks.
Does Koine have ads?
No, the core Koine app is completely free and does not contain any advertisements. The monetization is solely through an optional one-time premium unlock.
What devices does Koine support?
Koine is available for iPhone and iPad, offering a flexible study experience across Apple mobile devices. The app is designed to leverage the capabilities of these platforms for an optimal learning environment.
How often is Koine updated?
The latest version of Koine is 1.0.4, and it was last updated on August 31, 2026. While specific update frequency isn't detailed, this indicates ongoing development and support for the application.
What is the age rating for Koine?
Koine has an age rating of 4+, making it suitable for a wide range of users interested in biblical language study. This rating suggests content that is generally appropriate for most ages.
