Faith Questions Apps | Theological Answers

STR Quick-Reference App

Stand to Reason's free Quick-Reference App equips Christians with concise text and video summaries on apologetics, ethics, worldviews, and conversational tactics, plus an audio Bible with devotional plan — all from the ministry of Greg Koukl, who most recently appeared on The Diary of a CEO podcast.

bible.ai

Voice-first Christian AI companion with Theology Mode™ (AI voices styled after C.S. Lewis, Spurgeon, Tozer), personalized devotionals, and Scripture study across multiple translations. Founded by Leio McLaren in Gold Coast, Australia. Featured on NBC Nightly News (6M+ viewers). Nicene Creed statement of faith. Freemium; iOS only, Android coming soon.

True Life

Free video-based apologetics and evangelism platform partnering with nearly 5,000 churches across dozens of denominations to deliver biblical answers to life's hard questions, equip believers for outreach with invitation cards and the Jesus Story Challenge, and connect seekers to local congregations.

Bible Answers AI

Free AI-powered Bible Q&A companion that delivers scripture-backed answers in seconds. Unlimited questions, searchable history, shareable answers, Bible reading integration with linked verse references, and a web app — built by Sabbath Ventures to aid your study, not replace it.

Gamaliel

Gamaliel is a free, open-source AI Bible reader that answers your Scripture questions with biblically grounded responses. No login needed, funded by ministry, with theological guardrails rooted in the Nicene Creed.

Stand to Reason

Free app from Stand to Reason — Greg Koukl's trusted apologetics ministry with 30+ years of equipping Christians to defend their faith with clarity and grace. Access weekly podcasts, daily articles, and STR University's free online courses, including recent mainstream exposure through The Diary of a CEO.

Illuminate Bible

A free, offline-capable Bible reading app with AI-powered verse explanations, reflection prompts, and cross-references — built by a Christian designer at Perplexity AI to help readers understand Scripture in the moment.

YourBible

A free Bible app designed for non-Christians and newcomers, created by GOOD NEWS for Everyone! (formerly GideonsUK). Organizes Scripture around thematic series and life-situation helps to remove knowledge barriers and make exploring the Bible approachable. Now in version 4.0 with expanding language support.

CrossTalk: Bible Chat + Prayer

CrossTalk is a free AI-powered Bible assistant offering interactive Scripture study with a built-in Bible reader, Fruit of the Spirit assessment, community Prayer Wall, curated knowledgebase with 100K+ answers, and Bible trivia — serving 100K+ users across 190 countries.

Lumen

An open-source, AI-powered Bible study companion that helps you ask questions about Scripture, get personalized passage recommendations, and track your reading progress — all in your browser.

Spirit Speak AI

AI-powered Bible study app with denomination-specific filtering, multilingual support in seven languages, daily devotionals, prayer generation, and sermon prep tools — designed to meet Christians at every level of their faith journey.

Loveology

A free video library of 667 bite-sized relationship videos from over 100 Christian experts covering marriage, dating, parenting, communication, finances, and more — developed by faith-tech studio Servant.io.

QAVA TV

QAVA is a nonprofit Christian streaming platform by City on a Hill Productions offering 200+ hours of Bible studies, documentaries, and original series from trusted voices like Louie Giglio, Lisa Harper, and Dr. Charles F. Stanley, designed to help believers go deeper in Scripture through historical context and engaging storytelling.

Bible Bot

A free, open-source AI Christian companion on ChatGPT that helps you explore 100+ biblical topics, find verses, and dig deeper into Scripture — built with grace, truth, and an open-handed spirit.

Bible AI Search

AI-powered Bible search engine with natural language Q&A, predicted answers from Scripture, full Bible reader with 24+ languages and multiple translations, offline mode, study plans, voice search, and data export. Built on 7 years of R&D. Free; iOS and Android.

Eirene - Christian Mental Wellbeing AI

Eirene is a faith-based AI mental well-being assistant that combines scriptural wisdom with counseling-informed conversations, interactive journaling, voice-guided devotionals, and ambient reflection tools to support Christians in their spiritual emotional growth — available 24/7 on iOS.

ARMA Courses

ARMA Courses is an online Bible education platform founded by Dr. Manny Arango and Dr. Aaron Ross, offering 55+ video courses on Scripture, theology, and cultural topics with workbooks, quizzes, a private community, and live calls — helping thousands of Christians understand the Bible for themselves.

Apologist Agent AI

Free conversational AI chatbot trained on trusted Christian apologetics materials from partners like Got Questions, Ligonier, Reasons to Believe, and the Zwemer Center. Over one million faith questions answered across 180+ countries in ~200 languages — built by a nonprofit on a mission to break down barriers to belief.

Faith Assistant

AI chatbot platform by Gloo (Nasdaq: GLOO) that lets churches and ministries train a custom assistant on their own sermons, multimedia, and content, providing 24/7 Scripture-grounded engagement, prayer support, analytics, and CRM integration through the faith-aligned KALLM model.

Biblos

Biblos is a free, open-source semantic Bible search tool that runs entirely in your browser. It uses BGE-large-en-v1.5 embeddings to find passages by meaning, with Greek text analysis, Church Fathers' commentaries, and a companion daily reading plan at bibleread.app.

Got Questions

The internet's most comprehensive Bible Q&A resource — 10,000+ articles reviewed for biblical accuracy by 200+ volunteer writers, translated into 205 languages. Founded in 2002 by S. Michael Houdmann, headquartered in Colorado Springs. Free app with offline access on iOS and Android.