5 Tulip

Historic Reformed and ecumenical documents in one place, fully searchable and completely offline. Indexed across 69 topics, so you can see, for example, what each Catechism and Confession says about Total Depravity with 1 tap.

The Heidelberg Catechism, the Belgic Confession, the Canons of Dort, the Westminster Confession of Faith, the Westminster Shorter and Larger Catechisms, the Scots Confession, the Second Helvetic Confession, the 1689 London Baptist Confession, the ecumenical creeds, and the 1996 Cambridge Declaration.

READ AND COMPARE
Open any doctrine and see what every document says about it, side by side. A word-by-word comparison of the Westminster Confession and the 1689 London Baptist Confession shows exactly what the Baptists changed, added, and left out.

FIND ANYTHING
Full-text search across every document, with a complete Scripture proof-text index: 5293 verses, cited 13453 times, gathered by book. Look up a verse and see every passage that appeals to it.

HEAR IT
Audio playback for the 3 catechisms.

LEARN IT
Flashcards over 432 catechism questions with spaced repetition, so the cards you are about to forget come back at the right time. A doctrine-matching drill for Scripture proofs. Optional daily reminders when cards are due.

MAKE IT YOURS
Bookmark passages and verses, write your own notes on any of them, and build a reading list. Everything you save is exported to a file whenever you want it.

WORKS WITHOUT A CONNECTION
The whole library is inside the app. No sign-in, no account, no advertising, no tracking, and nothing to pay for. Your notes and your progress stay on your own device.

Bible text from the Berean Literal Bible, with the King James Version available throughout. Working on adding LSB and ESV.