CataleoSoftware
Get Your Software Listed Get Listed

AI Writing Comparison

DeepL Write vs. Grammarly

At a glance

At a glance

DeepL Write

Best for

Best for organisations that want one enforced house style across business writing in English, German, French, Spanish, Italian or Portuguese.

  • Freelancers
  • Small and mid-sized
  • Enterprise

Grammarly

Best for

Best for individuals and teams who want grammar, clarity and tone help across every app they write in.

  • Freelancers
  • Small and mid-sized
  • Enterprise

Cataleo does not name a winner. Both statements come from the vendors themselves.

Full Comparison

Criterion DeepL Write Grammarly
Starting price Not stated Free tier; Pro from $12 / user / month $12 per member per month billed annually, $30 billed monthly. Enterprise is custom.
Free trial Not stated Free tier with 100 AI prompts per month
Commercial use Not stated Yes
Output Rewritten and corrected text with alternative wordings Grammar, clarity and tone suggestions, plus generative AI drafts
Languages 6 languages: English, German, French, Spanish, Italian and Portuguese Not stated
Made in Germany, DeepL SE in Cologne Not stated
Content types Rewrites existing text such as emails, reports and presentations Emails, documents, business and academic writing
Brand voice Yes, Style rules apply one set of style and tone rules to every suggestion Yes, brand tone and style guide (unlimited on Enterprise)
Content scoring No score or readability rating. The result is a corrected text, not a measurement Yes, writing performance score and tone detection
Drafting tools Yes, rewriting and paraphrasing, grammar, punctuation and spelling correction, tone and style presets, word and sentence alternatives Yes, generative AI prompts, rewrites and tone adjustments
Templates No content templates. It reworks text you bring to it rather than starting one from a preset No preset template library; generation runs from prompts and built-in AI agents
Team workflows Yes, centralised app management, domain-based provisioning, single sign-on, multifactor authentication and audit logs Yes, team analytics, snippets and shared style guide
API Yes, DeepL API for Write, which rewrites and corrects text and sets style and tone No public API; the Text Editor SDK for developers was discontinued in 2024
Deployment Cloud (SaaS), Browser-based Cloud (SaaS), Browser-based
Onboarding Documentation and knowledge base Not stated
Company size Freelancers, Small and mid-sized, Enterprise Freelancers, Small and mid-sized, Enterprise
Integrations Microsoft 365, Google Workspace Not stated

Compare more tools

Row where the values differ The small markers point at the lower number, the longer list or the stated feature. They describe the data, they are not a verdict.

The short version

Key Differences

  • Output DeepL Write Rewritten and corrected text with alternative wordings Grammarly Grammar, clarity and tone suggestions, plus generative AI drafts
  • Content types DeepL Write Rewrites existing text such as emails, reports and presentations Grammarly Emails, documents, business and academic writing
  • Brand voice DeepL Write Yes, Style rules apply one set of style and tone rules to every suggestion Grammarly Yes, brand tone and style guide (unlimited on Enterprise)
  • Content scoring DeepL Write No score or readability rating. The result is a corrected text, not a measurement Grammarly Yes, writing performance score and tone detection
  • Drafting tools DeepL Write Yes, rewriting and paraphrasing, grammar, punctuation and spelling correction, tone and style presets, word and sentence alternatives Grammarly Yes, generative AI prompts, rewrites and tone adjustments

Every line is one datapoint from the table above, picked automatically. Nothing here is written text.

The trade-offs

Strengths and Limitations

DeepL Write

Strengths

  • Style rules apply one house style across all suggestions
  • Runs in Microsoft 365, Google Workspace, browser extensions and desktop apps
  • Rewriting is available to developers through the DeepL API for Write
  • ISO 27001, SOC 2 Type II, GDPR and HIPAA certifications, with SSO, audit logs and customer-managed keys

Limitations

  • Six languages, considerably fewer than DeepL's translator
  • Rewrites existing text rather than generating drafts from a prompt

Grammarly

Strengths

  • Free tier is genuinely useful for everyday writing
  • Works across apps and browsers through extensions
  • Brand tones and style guides keep a consistent voice

Limitations

  • Generative AI is capped by monthly prompt limits
  • Enterprise pricing is custom, not published

Plans

Pricing

Grammarly

  • Free $0 100 AI prompts per month.
  • Pro $12 Per member per month billed annually. $30 billed monthly.
  • Enterprise Custom Contact sales.
Visit site

What users say

Review Scores · opens after launch

DeepL Write

Ease of use
Not rated yet
User interface
Not rated yet
Onboarding
Not rated yet
Support and service
Not rated yet
Value for money
Not rated yet
Features
Not rated yet

No reviews yet. Be the first to review this tool. Every review is checked for fairness before it appears, and the vendor cannot have one removed.

Grammarly

Ease of use
Not rated yet
User interface
Not rated yet
Onboarding
Not rated yet
Support and service
Not rated yet
Value for money
Not rated yet
Features
Not rated yet

No reviews yet. Be the first to review this tool. Every review is checked for fairness before it appears, and the vendor cannot have one removed.

Where this comes from

Where this comes from

DeepL Write https://www.deepl.com · no check date recorded yet

Grammarly https://www.grammarly.com · no check date recorded yet

This table lists factual criteria taken from information the vendors publish themselves. For how we put it together, see the methodology.