Duden-Mentor
8.4#6 in grammar checkersFrom €2.99 a monthFree planWebAPIExtensionmacOS
VisitDuden-Mentor vs Merriam-Webster Dictionary
Merriam-Webster Dictionary
7.2#8 in online dictionariesFrom $9.99 a yearFree planAndroidiOSWebAPI
VisitDuden-Mentor plans
- BasisFree
- Duden Pur€2.99 a month
- Pur€2.99 a month
- Premium€7.95 a month
- Premium Plus€9.95 a month
Merriam-Webster Dictionary plans
- Merriam-Webster Dictionary & Thesaurus appFree
- Premium Monthly$1.79 a month
- Remove Ads$2.99, paid once
- All References + Remove Ads$5.99, paid once
- Premium Annual$9.99 a year
Pick Duden-Mentor if…
It suits German writers who want spelling, grammar, punctuation and style suggestions, including those writing for Germany, Austria or Switzerland. Browser and Word users can use its listed extensions and add-in, subject to the stated version requirements.
Pick Merriam-Webster Dictionary if…
It suits visitors, English-language learners, and anyone looking for reference or vocabulary-building tools. Developers may also find the API relevant for adding dictionary content to apps.