Sink Deep

Let Scripture
Sink Deep.

Sink Deep helps you memorize scripture at your own pace — a calm, focused way to let God's word take root in your heart, one verse at a time.

View on the App Store

Sink Deep is available now on the App Store. Android is planned for later.

“Son of man, let all my words sink deep into your own heart first. Listen to them carefully for yourself.”
Ezekiel 3:10, New Living Translation

Built for quiet, steady practice

No gimmicks, no pressure to perform — just a simple rhythm that helps verses actually stay with you.

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Memorize at your pace

Work through verses in small, manageable steps instead of trying to cram a whole passage at once.

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Review that sticks

Spaced review brings verses back right when you're about to forget them, so they truly sink in.

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Track your progress

See how far you've come across every verse and passage you've committed to memory.

See it in action

A calm, focused design built around one simple rhythm: learn a verse, practice it, watch it stick.

Sink Deep's My Verses screen, showing verses that are new, learning, and up for review

Your verses, organized

See what's new, what you're learning, and what's due for review — all in one place.

A fill-in-the-blank memorization exercise for John 3:16 in Sink Deep

Practice that adapts

Fill-in-the-blank and other exercise styles help verses move from reading to memory.

Sink Deep's Progress screen, showing streak, accuracy, and verse mastery

Track your progress

Watch your streak grow and see exactly how each verse is coming along.

The Romans Road verse collection in Sink Deep

Curated collections

Start with ready-made sets like the Romans Road, or build your own from scratch.

Frequently asked questions

Everything you need to know about memorizing scripture with Sink Deep.

What is Sink Deep?

Sink Deep is a scripture memorization app that helps you commit Bible verses and passages to memory at your own pace. It uses spaced review to bring verses back right when you're about to forget them, so they truly sink in — no gimmicks, no pressure to perform.

Is Sink Deep available now?

Sink Deep is available now on the App Store. You can also try the TestFlight beta for early access to new features.

Is Sink Deep free?

Yes. Sink Deep is free. There are optional in-app purchases that let you donate to support ongoing development — these don't unlock any additional features of the app.

What Bible translations does Sink Deep support?

Verse text is both public domain translations and licensed translations used in accordance with each publisher's terms.

Do I need to create an account?

No. Sink Deep doesn't require an account. Your memorization progress is stored on your device and can sync across your devices through your personal iCloud account.

Is Sink Deep available for Android?

Not yet. Sink Deep is launching on iOS first, with Android planned for later.

Share what's sinking in

Sink Deep is built to be shared — send a verse to a friend, post your progress, or invite your small group to memorize alongside you.