Grammarly's browser extension checks grammar and clarity as users write across websites.
Harper
vsOutwrite
Harper vs Outwrite
How do Harper and Outwrite compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | Harper | Outwrite |
|---|---|---|
| What it is | Harper checks grammar and spelling locally on a device, with an open-source project page for writers and developers. | Outwrite offers an AI writing assistant that checks grammar and helps revise sentences, with browser and Google Docs integrations listed. |
| Website | ||
| Type | Online tool | Online tool |
| Topic | ||
| Pricing | Not confirmed | Freemium |
| Platforms | macOS, Web | Web |
| Open source | Not stated | Not stated |
| Language | English | English |
| Alternatives |
Other options to consider
Sites similar to both Harper and Outwrite.
Scribens checks English grammar and spelling, including punctuation, agreement, conjugation, and word confusion.
Harper checks grammar and spelling offline and is written in Rust, according to its repository.
Open source
24 alternatives
LanguageTool checks grammar, punctuation, and spelling across more than 30 languages, with an AI writing assistant described on its page.
Grammarly checks grammar, spelling, and punctuation and offers writing suggestions, according to its page.
ProWritingAid checks grammar and writing style and integrates with Word, Google Docs, and Scrivener.