Skip to contentFreeOld Testament unit 1 is openStart lesson 1

AI Bible tutor

Learn the Bible the way you'd learn a language.

Pick a path. Practise a few minutes a day. Your AI tutor keeps you going.

Open now

The Old Testament, in order.

Five units, 28 lessons, one story from creation to the return from exile. Unit 1 is free today; the rest open with early access.

See the whole path
  1. Exodus and law

    • Slavery, plagues, and the name of God
    • Passover and the sea
    • Sinai: what a covenant actually is

    6 lessonsEarly access

    Open
  2. Land and kings

    • Joshua and the conquest questions
    • Judges: the cycle that keeps repeating
    • Ruth: a quiet counter-story

    6 lessonsEarly access

    Open
  3. Prophets

    • What a prophet was for
    • Amos, Hosea, and Micah to the north
    • Isaiah and Jerusalem's crisis

    6 lessonsEarly access

    Open
  4. Exile, return, and waiting

    • What exile did to Israel's faith
    • Ezra and Nehemiah rebuild
    • Esther: God unnamed but not absent

    5 lessonsEarly access

    Open

The tutor for the days between Sundays

Introducing Trinity

A painted valley at dawn: rolling hills, olive and cypress, and a path winding toward the light.

Trinity

Before I explain verse 3, who is speaking here? And who are they speaking to?

Question first

How a lesson works

Five minutes. One passage. Questions first.

Every lesson follows the same rhythm, so the habit is easy to keep. The first five are free, with no account and no email.

  1. Pick a path

    Start with the Old Testament, or a single book or hard question.

  2. Read a little

    Each lesson opens a short passage in the World English Bible.

  3. Answer first

    Before Trinity explains, it asks. You notice more when you look first.

  4. Keep three things

    Each lesson ends with three takeaways, and the next lesson builds on them.

Lesson 2 5 minQuestion 1 of 3

Try one now

Light comes on day one, but the sun, moon and stars come later. On which day?

A tutor that shows its work

Trinity isn't a chatbot.

Most chatbots just give you an answer. Trinity shows the verse behind every answer, so you can check it yourself.

How Trinity teaches

Questions before answers

Trinity isn't a cheat sheet.

Trinity asks what you noticed before it explains anything. It’s slower than being told, and it’s how a chapter actually sticks.

Learn about our question-first style

Built around daily practice

Trinity is built for practice.

Trinity turns the Bible into short paths and a few minutes of practice a day. Small steps, every day, add up.

Read our approach

Features

All the tools of a patient teacher.

Ask anything, follow a thread through the whole Bible, and come back tomorrow to a tutor who remembers where you left off.

  • Questions first

    Every lesson asks before it tells. A few quick questions check what you noticed, then Trinity explains the answer.

  • Greek and Hebrew, one tap away

    Tap a word to see the Greek or Hebrew behind it. See what it can mean and where else it shows up.

  • Follow the thread

    Pick one image, promise, or line. Follow it from Genesis through the prophets into the Gospels.

  • Context that clicks

    Maps, timelines, and who wrote it to whom. Get the background the first readers already knew.

  • 26 paths and counting

    Walk through a whole book, Genesis to Revelation, or take a short theme like the Beatitudes or the Lord's Prayer.

  • Bring your doubts

    Ask the question you'd never ask out loud. Trinity takes it seriously, no judgment.

  • Pick up where you left off

    Trinity keeps notes on your questions and where you stopped. Next time, it starts right there.

  • Every side, fairly told

    On baptism, the end times, and more, you get the main views and their best arguments. Disputed questions are labelled as disputed.

  • Trinity is for

    Seekers

    • No insider words

      Ask what a word means and nobody raises an eyebrow. Grace, covenant, atonement: explained like a friend would.

    • Curious is enough

      Read closely without being asked where you stand. You don't need any other reason to be here.

    • The hard parts, straight

      Suffering, hell, the violence in the Old Testament. Get what Christians actually argue, weak spots included.

    Start with a question
  • Trinity is for

    New believers

    • Know where to start

      No more opening at random. Pick a path and go a few minutes at a time.

    • No question too basic

      What's a psalm? Who was Paul? Ask it, and get a straight answer.

    • Help, not a replacement

      Trinity is study help. It isn't a church, a pastor, or a counsellor.

    Try a free lesson
  • Trinity is for

    Lifelong students

    • Greek and Hebrew, no seminary

      See what a word can mean and where else it shows up. Deep enough to help, honest about what it can't settle.

    • Threads through the whole Bible

      Follow a theme from Exodus through Isaiah into Revelation. See what each writer does with it.

    • Bring your study Bible

      Every answer is cited by book, chapter, and verse, so it sits right next to the Bible and notes you already own.

    Browse all 26 paths

Here’s who we’re building Trinity for.

Written examples, not real reviews. Real ones once Trinity launches.

I've led a small group for six years, and honestly I was mostly repeating Sunday's sermon. Trinity kept asking what the passage actually said before it would tell me anything. Our Thursday nights are better for it.

Marcus T.

Small-group leader, Ohio

I was baptized in March and still couldn't find anything in the Bible. I asked what a psalm even is, which felt embarrassing to type. It showed me Psalm 13, a man complaining to God. I didn't know that was allowed.

Priya N.

New believer, Lisbon

I mostly use it for word study. When I'm stuck on a Greek term, it walks me through what it can mean without pretending the question is settled. It's told me "scholars disagree here" more than once, which I respect.

Daniel K.

Seminary student, Georgia

Forty years in church and I'd never finished the Bible. I'm in Numbers now. Not thrilling, but I'm still going. Most days I read it before the kettle's boiled.

Ruth A.

Retired nurse, Northumberland

I'm not sure I believe any of it yet. I came in wanting to argue, and I still do. It argues back properly. It names the best objection before I can, and it doesn't sulk when I won't concede.

Tobias E.

Software engineer, Munich

I ask it what a fifteen-year-old would really ask about a chapter. It gives me the awkward questions, not the tidy ones. Twice now it's sent me off to study properly, which I suppose is the point.

Alanah W.

Youth worker, Auckland

I read on my phone during my eleven-minute break, and it never tries to make it an hour. Last week it caught that I'd misread who was speaking in Job. It was one of the friends, not God. Changed the whole chapter for me.

Sam O.

Warehouse supervisor, Ontario

I work in two languages, so I'm fussy about words. I asked why one Hebrew word is lovingkindness in one place and steadfast love in another. I got a real answer about hesed, not a devotional paragraph.

Hélène B.

Translator, Québec

I worried it would hand my people easy answers to hard chapters. It mostly doesn't. Someone asked it about hell, and it laid out what Christians have held and said plainly which parts are disputed. I can work with that.

Owen R.

Church planter, South Wales

I sit with dying people, so I don't have much patience for cheerfulness. I'd been avoiding the lament psalms. It walked me through Psalm 88, which ends in the dark and stays there, and it didn't rush to fix it.

Jeanette M.

Hospice chaplain, Missouri

I'd abandoned three reading plans before this one. I went quiet for a while, came back, and it just carried on. No lecture. I'm in Isaiah now.

Idris F.

Graduate student, Nairobi

FAQ

A few things you might wonder before you join.

No. Trinity usually asks what you noticed before it explains, and sends you back to the passage instead of summarising it. Ask a direct question and you'll still get a direct answer.

Trinity quotes the World English Bible, a modern translation that's free for anyone to use. Every verse is cited by book, chapter, and verse, so you can read along in the Bible you already own.

No. Trinity helps with the chapter you got stuck on and the question you didn't want to ask out loud. It isn't a church, a pastor, or a counsellor, and it won't pretend to be.

It says so. On questions like baptism or the end times, Trinity lays out the main views and the best case for each. It won't pick a winner for you.

Trinity is built for adults and older teens. It doesn't skip the hard chapters. Parents can use it to prep before reading with their kids.

Unit 1 of Old Testament Study is free to take right now, with no account and no email. When the app opens there will be a free tier for daily reading and questions, and the Bible text itself will never sit behind a paywall. We'll share full pricing before launch.

No. The free lessons run in your browser and keep your progress on this device. Leave your email only if you want to hear the day the rest of the path opens.

You're welcome here, curious or sceptical. Trinity tells you what the text says, what Christians believe, and where the hard parts are. No sales pitch at the end.

It's built not to. Verses come straight from a fixed Bible text, always with the reference. If Trinity can't find one, it says so. Spot a wrong citation? Tell us and we'll fix it.

Your turn

A little help. A lot to read.

Start with Genesis today. The first five lessons are free, about five minutes each, and no email is needed.

Try a free lesson

Blog

From the study

Our latest notes on reading the Bible well.

  • Getting started

    Starting the Bible at thirty

    For people who did not grow up with it, do not know the references, and are quietly embarrassed about both.

    7 min read

  • Approach

    What we do when Christians disagree

    Baptism, the end times, church government, the gifts. Trinity will not resolve these for you, and we want to be clear about why.

    8 min read

  • Practice

    The case for slow reading

    Reading the Bible in a year is a fine project and a poor habit. Here is the argument for eleven minutes and one chapter.

    6 min read

Trinity | AI Bible Tutor