Best Harper Alternatives in 2026
The top Harper alternatives are Grammarly, LanguageTool and Microsoft Editor: 15 grammar checkers our editors would look at instead of Harper, in our ranking order.
Harper: A private, free English grammar checker for writers, developers, and technical teams. Where it falls short: coverage is centered on english and its dialects.
Switching from Harper? For most grammar checkers buyers the best Harper alternative is Grammarly, built for broad, polished grammar and writing support. On a budget, Ginger starts at $6/mo. LanguageTool offers the most languages supported (31).
Why People Look for a Harper Alternative
- Coverage is centered on English and its dialects
- It does not include AI features
- Desktop text-field integration is specific to macOS
- Languages supported: 1 — up to 31 with LanguageTool
Quick Picks by What You Need
- Best overallGrammarly9.4
Broad, polished grammar and writing support
Visit Grammarly - Lowest priceGinger8.8
Paid plans from $6/mo
Visit Ginger - Best free optionGrammarly9.4
Has a free plan
Visit Grammarly - Most languages supportedLanguageTool9.2
31
Visit LanguageTool
All 15 Harper Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
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Best forBroad, polished grammar and writing support
- Better than Harper:
- Languages supported: 24 vs 1
- Editor score 9.4 vs 6.7
A broad writing assistant with strong grammar, tone, rewriting, and AI coverage.
- Mobile app
- Tone detection
- Desktop app
9.4/10★★★★★Visit Grammarly -
Best forMultilingual users and self-hosted deployments
- Better than Harper:
- Languages supported: 31 vs 1
- Editor score 9.2 vs 6.7
A broad multilingual checker with open-source and self-hosting options.
- Mobile app
- Tone detection
- Desktop app
9.2/10★★★★★Visit LanguageTool -
Best forMicrosoft 365 users wanting integrated checking
- Better than Harper:
- Languages supported: 23 vs 1
- Editor score 9.0 vs 6.7
A strong Microsoft 365 writing assistant with focused platform coverage.
- Mobile app
- Browser extension
9.0/10★★★★☆Try Microsoft Editor -
Best forBudget-conscious users who write across devices
- Better than Harper:
- Editor score 8.8 vs 6.7
A cross-device English writing assistant with a free plan and paid rephrasing and translation tools.
- Mobile app
- Tone detection
- Desktop app
8.8/10★★★★☆Visit Ginger -
Best forWriters who want detailed analysis reports
- Better than Harper:
- Editor score 8.5 vs 6.7
A detailed writing checker for English users who want reports beyond basic grammar fixes.
- Desktop app
- Browser extension
8.5/10★★★★☆Visit ProWritingAid -
Best forFree English grammar checking
- Better than Harper:
- Editor score 8.3 vs 6.7
A capable free English checker with broad core corrections and limited platform coverage.
- Browser extension
8.3/10★★★★☆Visit Scribbr -
Best forEnterprise writing workflows and integrations
- Better than Harper:
- Languages supported: 14 vs 1
- Editor score 8.2 vs 6.7
A business-focused grammar checker with broad integrations, APIs, and enterprise controls.
- Tone detection
- Desktop app
- Browser extension
8.2/10★★★★☆Visit Sapling -
Best forAcademic and technical writing workflows
- Better than Harper:
- Languages supported: 2 vs 1
- Editor score 8.1 vs 6.7
A focused writing assistant for academic, technical, and citation-heavy workflows.
- Tone detection
- Desktop app
- Browser extension
8.1/10★★★★☆Visit Trinka -
Best forMultilingual users wanting broad integrations
- Better than Harper:
- Languages supported: 30 vs 1
- Editor score 7.8 vs 6.7
A multilingual checker with strong writing tools, integrations, and platform coverage.
- Mobile app
- Tone detection
- Desktop app
7.8/10★★★★☆Visit Scribens -
Best forAcademic proofreading with multiple modes
- Better than Harper:
- Languages supported: 11 vs 1
- Editor score 7.7 vs 6.7
A flexible academic proofreader with useful feedback, but limited integrations.
- Tone detection
- Browser extension
7.7/10★★★★☆Visit Wordvice AI -
Best forDeep multilingual desktop proofreading
- Better than Harper:
- Editor score 7.6 vs 6.7
A deep multilingual desktop proofreader with broad integrations and paid annual plans.
- Mobile app
- Tone detection
- Desktop app
7.6/10★★★★☆Visit Antidote -
Best forTeams needing affordable style and tone tools
- Better than Harper:
- Editor score 7.5 vs 6.7
A broad grammar and tone assistant with strong team features and flexible platform coverage.
- Mobile app
- Tone detection
- Browser extension
7.5/10★★★★☆Visit Linguix -
Best forFrench-focused workplace teams
- Better than Harper:
- Languages supported: 5 vs 1
- Editor score 7.4 vs 6.7
A French-focused writing assistant with strong team features and limited language coverage.
- Desktop app
- Browser extension
7.4/10★★★★☆Visit MerciApp -
Best forGerman-language business proofreading
- Better than Harper:
- Editor score 7.3 vs 6.7
A focused German writing assistant with strong business integrations and clear annual pricing.
- Browser extension
7.3/10★★★★☆Visit Duden-Mentor -
Best forFrancophone workplace writing
- Better than Harper:
- Editor score 7.2 vs 6.7
A French-focused writing assistant with broad Office and web integrations.
- Desktop app
- Browser extension
7.2/10★★★★☆Visit Cordial
Harper Alternatives: Common Questions
What is the best alternative to Harper?
Grammarly: #1 in our Grammar Checkers ranking, with an editor score of 9.4 out of 10. A broad writing assistant with strong grammar, tone, rewriting, and AI coverage.
Is there a free alternative to Harper?
Yes. Grammarly, LanguageTool, Microsoft Editor, Ginger and ProWritingAid have a free plan or a free tier (14 of the 15 alternatives on this page).
What is the cheapest paid alternative to Harper?
Of the alternatives here that publish a price, Ginger starts lowest, at $6/mo.
Why do people look for Harper alternatives?
Coverage is centered on English and its dialects; It does not include AI features; Desktop text-field integration is specific to macOS.
Which Harper alternative has the most languages supported?
LanguageTool, with 31.
How do I switch from Harper?
Export your data from Harper (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel Harper.
How to Switch from Harper
- Export your data from Harper (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel Harper.
Harper vs Each Alternative
| # | Tool | Free plan | Paid from | Browser extension | Desktop app | Style suggestions | Tone detection | Languages supported | Score |
|---|---|---|---|---|---|---|---|---|---|
| 20 | Harper | Yes | Free | Yes | Yes | Yes | 1 | 6.7 | |
| 1 | Grammarly | Yes | $12/user/mo | Yes | Yes | Yes | Yes | 24 | 9.4 |
| 2 | LanguageTool | Yes | Yes | Yes | Yes | Yes | 31 | 9.2 | |
| 3 | Microsoft Editor | Yes | Yes | No | Yes | 23 | 9.0 | ||
| 4 | Ginger | Yes | $6/mo | Yes | Yes | Yes | Yes | 1 | 8.8 |
| 5 | ProWritingAid | Yes | $120/yr | Yes | Yes | Yes | 1 | 8.5 | |
| 6 | Scribbr Grammar Checker | Yes | Free | Yes | Yes | 8.3 | |||
| 7 | Sapling | Yes | $12/user/mo | Yes | Yes | Yes | Yes | 14 | 8.2 |
| 8 | Trinka | Yes | Yes | Yes | Yes | Yes | 2 | 8.1 | |
| 9 | Scribens | Yes | €59.90/yr | Yes | Yes | Yes | Yes | 30 | 7.8 |
| 10 | Wordvice AI | Yes | $9.95/mo | Yes | Yes | Yes | 11 | 7.7 | |
| 11 | Antidote | No | €48/user/yr | Yes | Yes | Yes | Yes | 1 | 7.6 |
| 12 | Linguix | Yes | $140/yr | Yes | Yes | Yes | 7.5 | ||
| 13 | MerciApp | Yes | €12/user/mo | Yes | Yes | Yes | 5 | 7.4 | |
| 14 | Duden-Mentor | Yes | Yes | No | Yes | 7.3 | |||
| 15 | Cordial | Yes | Yes | Yes | Yes | 7.2 |
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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