Side by side

Duden-Mentor vs Larousse Dictionaries

Both stand on online dictionaries. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Duden-Mentor

Free plan APIExtensionMac+2

Duden-Mentor combines German proofreading with style suggestions across browser text fields and supported Word versions. Check the plan limits and annual billing details to see whether its free or paid option fits your writing needs.

Visit Duden-Mentor

Larousse Dictionaries

Free plan AndroidiPhoneWeb+1

Larousse combines French dictionaries, conjugation, translation, and flashcards across web and mobile access. Most site resources are free without registration, while the Premium subscription has a listed monthly charge.

Visit Larousse Dictionaries

The facts

	Duden-Mentor	Larousse Dictionaries
Free plan	Yes	Yes
Open source	No	Not published
Runs on	API, Extension, Mac, Web, Windows	Android, iPhone, Web, Windows
Lowest paid plan	Duden Pur: €2.99 a month	Premium subscription: €99 a month
Plans published	5	2
Maker	Not published	Not published
Website	mentor.duden.de	larousse.fr
On online dictionaries	#4 of 39	#8 of 39

Duden-Mentor: what it does well

Checks spelling, grammar, punctuation and style
Supports German variants for three countries
Browser extensions cover Chrome, Firefox and Edge
Works in text fields on several listed services
Free Basis plan is available

What to know first

Checks German texts only
Requires an internet connection
No desktop or mobile app
Paid plans are billed annually

Larousse Dictionaries: what it does well

French dictionary lists 135,000 definitions
Conjugator covers more than 9,600 French verbs
Includes French–English and English–French sections
Free online flashcards are available

What to know first

Internet access is required for the site
Forum use requires a free account
Premium subscription is listed at €99 a month

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