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Legal

Spellbook: review, pricing, data and alternatives

Spellbook lets teams reviewing contracts identify risky clauses and suggest tracked changes. It also supports drafting clauses and agreements, comparing multiple documents, and applying a team's review rules. There is no free tier. Access and transparency score: 40/100, #5 of 7 in its category.

Score
40/100
Access 0/30
Openness 10/30
Trust 30/40
Paid only

What is Spellbook?

Spellbook lets teams reviewing contracts identify risky clauses and suggest tracked changes. It also supports drafting clauses and agreements, comparing multiple documents, and applying a team's review rules.

According to its documentation, Spellbook lets you:

  • identify risky clauses in a contract
  • suggest edits with tracked changes
  • draft clauses and agreements
  • compare multiple documents
  • apply a team's review rules

We file it under Legal, the category of tools to analyse contracts and legal texts, and it also overlaps with aI for documents and PDFs. The category lists 7 verified tools on this site.

The publisher is Dialog Enterprises Inc., based in Canada. The service launched in 2022, which gives it some track record.

Who is it for?

It is mostly useful to these profiles: lawyers. The need it covers is simple to state: analyse contracts and legal texts.

Before deciding, run a trial on a real task and measure the time saved: it is the only criterion that really counts.

How much does Spellbook cost?

Pricing model: paid. No permanent free plan is offered.

The entry price is not shown publicly: you have to contact the publisher or create an account to see it.

To estimate what the same work would cost done directly with an AI model, use our API price calculator. Prices change often: always check the official site before subscribing.

Data and privacy

According to its privacy policy, data is processed in several regions depending on the plan.

Exporting your content: yes (details on the official site). Being able to get your data back makes switching tools easier later.

Three habits apply to every AI tool:

  • turn off the use of your content for training if the option exists
  • use a work account separate from your personal account
  • review everything the tool produces before publishing or sending it

Platforms, languages and API

Spellbook runs on: web browser, Windows, macOS, and browser extension.

Interface languages are not specified.

API availability is not documented.

How we scored it

Our 40/100 score does not judge output quality: it measures what can be publicly verified about access to the tool, its openness and how far the publisher can be trusted.

Spellbook score breakdown
CriterionPointsWhat counts
Access0/30free tier, published price, French interface
Openness10/30API, data export, open code
Trust30/40identified publisher, declared hosting, age, presence in reference lists
fynkfynk : 6868ScoreDetectScoreDetect : 5353DoctrineDoctrine : 5050PatentPalPatentPal : 4848SpellbookSpellbook : 4040DoNotPayDoNotPay : 3838HarveyHarvey : 3030
Spellbook ranks #5 of 7. The category's top ten are shown.

The full calculation is explained on our method page.

Comparison with alternatives

Spellbook against other tools in the legal category:

Comparison within the category
ToolFreeEntry priceAPIScore
SpellbookNonot published–40
fynkYes€19 per monthYes68
ScoreDetectNo$11.31 per monthYes53
DoctrineYesnot published–50
PatentPalYesnot published–48
DoNotPayNonot published–38
HarveyNonot published–30

Verdict

Spellbook publishes little verifiable information: look at the better-scored alternatives first.

Strengths

  • Established since 2022
  • Available on many platforms

Limitations

  • No free tier
  • Price not published

Avoid if…

  • You want a budget known in advance

Frequently asked questions

Is Spellbook free?

No, there is no permanent free plan.

Where is Spellbook data stored?

According to the publisher, in several regions depending on the plan.

Does Spellbook have an API?

It is not documented.

What are the alternatives to Spellbook?

In the same category: fynk, ScoreDetect, Doctrine, and PatentPal.

Spellbook or fynk: which one to choose?

Fynk has a free tier, Spellbook does not and our score is 40/100 for Spellbook and 68/100 for fynk. Try both on the same task before paying.

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Neutrality. No affiliate links. No vendor pays to be reviewed, rated or ranked. Reviews are directed by François Chollet, neutral and factual, and every data point is dated and sourced. How we score