8 Best Spellbook Alternatives (2026)

Alright, if you’re searching for a Spellbook alternative, you’re probably already a fan of the "AI Co-pilot" concept. Spellbook is legendary because it lives right inside Microsoft Word, which is where most lawyers actually spend their lives. 

But maybe you’ve found it a bit too focused on "small-bore" drafting, or perhaps you need a contract review tool that can handle a 500-document M&A folder rather than just one contract at a time.

Here are the 9 best Spellbook alternatives for 2026:

  • Harvey: The Elite Co-pilot for Big Law firms needing deep research and memo drafting.
  • Ivo: The Speed Specialist for lawyers who want the fastest redlining and review in Word.
  • DraftWise: The Knowledge Bank that turns your firm’s past deals into a library of suggestions.
  • Luminance: The M&A Giant for massive due diligence projects and pattern detection.
  • CoCounsel (Thomson Reuters): The Research Master for litigation and deep Westlaw integration.
  • LegalFly: The Privacy First choice for EU teams needing built-in anonymization.
  • Lexion: The Ops Favorite for teams that want AI review paired with a simple repository.
  • Kira (Litera): The Extraction Expert for identifying clauses across thousands of documents.

The "Word-Native" Contenders (Ivo, DraftWise)

If you love that Spellbook works in Word, you don’t have to leave that environment to find an alternative. These two tools also live where you draft, but they have a slightly different "personality."

  • Ivo (The Speed Specialist): If you’ve found Spellbook a little "chatty" or slow to generate redlines, Ivo is the cure. It’s built for High-Velocity Review. It doesn't try to be a general assistant; it just wants to help you redline a 40-page agreement in under two minutes.
  • DraftWise (The Knowledge Bank): DraftWise is less about "General AI" and more about "Your Firm’s Data." It plugs into your firm's iManage or NetDocuments and says, "Hey, we used this specific Indemnity clause in the Apple deal last year—want to use it again?"

The Insight: Spellbook is like a smart intern who knows the law. DraftWise is like the senior partner who remembers every deal the firm has ever done.

The "Heavy Lifters" (Harvey, CoCounsel)

Sometimes a Word plug-in isn't enough. If you’re doing litigation or complex regulatory work, you need an AI that can read the library, not just the document.

  • Harvey (The Elite Co-pilot): Harvey is the "Ferrari" of legal AI. It’s built for Big Law (think A&O Shearman). It doesn't just suggest a clause; it can draft a full legal memo, summarize a deposition, and answer complex regulatory questions across 10 jurisdictions.
  • CoCounsel (The Research Master): Now owned by Thomson Reuters, CoCounsel is the gold standard for Litigators. Because it’s connected to Westlaw, it can verify citations and find precedents in a way that "Drafting-first" tools like Spellbook simply can't.

The "Scale" Problem: M&A and Due Diligence

Spellbook is great for one contract. But what happens when you have 500 of them in a Virtual Data Room?

  • Luminance (The M&A Giant): Luminance is the tool you use when you have too many documents to read. It uses "Pattern Detection" to show you a heatmap of your contracts. It will say, "Every contract in this folder has a 30-day notice period except for these three—look at them first."
  • Kira (The Extraction Expert): Kira is a forensic tool. It’s built to rip data out of thousands of documents and put it into a clean spreadsheet for your M&A report. It’s less of a "drafting partner" and more of a "data machine."

The "Niche" Specialists (LegalFly, Lexion)

Sometimes the choice isn't about features—it's about "where you live" or "how you protect data."

  • LegalFly (The Privacy First Choice): If you are in the EU and your IT department is worried about data privacy, LegalFly is the answer. It has built-in Auto-Anonymization, meaning it strips out client names and sensitive data before the AI ever sees it.
  • Lexion (The Ops Favorite): Lexion is for the team that wants the "AI Review" features of Spellbook but also needs a place to store the finished contracts. It’s a bridge between a drafting tool and a full CLM.

The 2026 Verdict: Which Spellbook alternative wins?

At the end of the day, your move away from Spellbook usually comes down to one of these three needs:

  • Go with Ivo if you want to stay in Word but just need more speed and less "AI fluff" during your redlining.
  • Go with DraftWise if your firm has a massive library of past deals and you want to reuse that language instead of generating "generic" AI clauses.
  • Go with Harvey if you need an all-in-one assistant that can handle litigation research, memo drafting, and complex advisory work.

If you have any other questions or would like to find out more about Lexagle alternatives, feel free to book a demo with us!

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