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Commonplace vs Logos, Accordance & BibleGateway

Different tools for different tasks — here's how they stack up for Reformed theology research

Logos Bible Software, Accordance, and BibleGateway are each excellent at what they do. But none of them was built for the task that Commonplace was: searching the Puritan and Reformed scholastic tradition in plain English, across 185+ primary sources, with AI-assisted synthesis. This page lays out the differences honestly.

Feature Commonplace Logos Accordance BibleGateway
Puritan primary sources (Owen, Charnock, Mather, Sibbes, Watson, Flavel, etc.) 185+ works, fully searchable ~ Select titles available ~ Limited selection
Reformed Latin scholastics (Zanchi, Turretin, Junius, Pictet, Daneau, Keckermann, Althusius) AI-translated & searchable ~ Latin only, untranslated
AI semantic search ("What did Owen say about mortification?") Native, across all sources ~ Keyword + some AI features Keyword only Keyword only
AI synthesis across multiple sources Quotes & cites primary sources ~ Logos AI (Bible-focused)
Bible text & commentary ~ KJV inline + Reformed commentary collections Comprehensive Comprehensive Comprehensive
Original language tools (Greek/Hebrew) Industry-leading Excellent ~ Basic interlinear
Works offline Web only
Sermon prep research (doctrine & tradition) Purpose-built for this Strong ~ Moderate ~ Limited
Search results with sourced quotations Author, title, passage ~ Varies by resource ~ Varies by resource
Price Free tier + paid plans $300–$3,000+ one-time $60–$300+ one-time Free
No library to buy or manage All sources included Per-book purchases Per-book purchases

What Commonplace is — and isn't

Commonplace is not a Logos Bible Software replacement. Logos is the gold standard for original-language Bible study, sermon manuscript tools, and managing a large personal library. If you need a Greek interlinear or a visual copy of your library books, Logos does that and Commonplace does not.

Commonplace does include the King James Version inline — when a Scripture reference surfaces in a search result, the text appears automatically. It also includes Reformed commentary collections alongside the primary sources. But it is not a dedicated Bible app, and its Greek and Hebrew tooling does not compare to Logos or Accordance.

What Commonplace is: a Reformed theology research tool built specifically for searching the Puritan and scholastic tradition. The question it answers is: What did the Reformed tradition say about this doctrine, in their own words? You type a question in plain English. Commonplace searches across Owen, Turretin, Calvin, Charnock, Sibbes, Mather, Flavel, Watson, Rutherford, Hooker, and 175+ other works simultaneously, and returns sourced quotations.

That task — broad, semantic search across the corpus of Reformed primary sources — is one that no other tool handles well. It is what Commonplace was built to do.


Commonplace as a Logos Bible Software alternative

Many Reformed pastors use Logos as their primary study tool and spend years and thousands of dollars building a library inside it. Logos is powerful, but its search is keyword-based for most resources, and building a comprehensive Reformed library in Logos requires purchasing dozens of individual packages.

As a Logos Bible Software alternative for historical theology research specifically, Commonplace offers a different trade-off: every source is already included, search works semantically rather than by keyword, and the Latin scholastics — Zanchi, Junius, Pictet, Daneau, Keckermann, Althusius — are accessible in searchable English translation for the first time anywhere. No add-on packages. No per-book costs.

The tools are complementary. Many users run both: Logos for Bible text, Greek/Hebrew, and manuscript tools; Commonplace for historical theology research and primary source retrieval.


An Accordance alternative for Reformed pastors

Accordance is the tool of choice for many Mac-native pastors and scholars who value its speed and original-language depth. Like Logos, it excels at Bible text, Greek and Hebrew tools, and commentary access — and like Logos, its Reformed theological library requires individual purchases and relies on keyword search.

As an Accordance alternative for Reformed pastors focused on historical theology, Commonplace fills the gap Accordance leaves: a unified, semantically searchable corpus of Puritan primary sources. You will not find a faster way to surface what Thomas Hooker, John Owen, or Thomas Boston said about a specific doctrine.


Beyond BibleGateway

BibleGateway is excellent for quick Bible reference, free verse lookup, and devotional reading plans. It does not index theological literature, does not offer AI synthesis, and does not provide access to primary Puritan sources. If you are doing serious Reformed theology research, BibleGateway is a starting point, not a research tool.

Commonplace is built for the research layer: once you have the text, what did the tradition say about it? That is where BibleGateway ends and Commonplace begins.


Puritan primary sources search — the core differentiator

The library at Commonplace now includes over 185 works: Calvin's complete commentary set, the full corpus of John Owen, Thomas Watson, Charnock's Existence and Attributes of God, Spurgeon's Treasury of David, Cotton Mather's Magnalia Christi Americana, Foxe's Book of Martyrs, Rutherford's letters, and dozens more — including the complete works of Thomas Hooker, William Perkins, and Richard Baxter.

Puritan primary sources search is the task Commonplace performs that no other tool does at this level. Every work is chunked, embedded, and semantically indexed, so a search for "union with Christ" or "covenant of grace" surfaces the most relevant passages across the entire library — not just the works you happen to own in Logos or have bookmarked in a browser.

On top of that, the Latin scholastics. Turretin's Institutes is available in English, but Zanchi's De Natura Dei, Junius's Expositio Prophetae Danielis, Pictet's Christian Theology, and Keckermann's Systema Theologiae are not — or weren't, until Commonplace translated and indexed them. This is the architecture of classical Reformed orthodoxy in searchable English. Nowhere else.


An AI Bible study tool that cites its sources

Most AI Bible study tools generate answers. Commonplace retrieves them. The difference matters for pastoral and scholarly work: when you search Commonplace, the AI reads the actual passages from the actual sources and organizes them for you. It does not synthesize from training data or generate theological claims. Every answer is backed by a sourced quotation you can click, read in context, and cite.

This means you can trust what you find. If Owen said it, the passage is there. If the sources don't address your question directly, Commonplace says so rather than confabulating an answer.

Try it for free

Search the Reformed tradition in plain English. No library to build. No packages to buy. 185+ Puritan and scholastic works, ready now.

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