The short answer
Cheapest at 10 seats a month
$3.75/mo
Ginger Software, Annual plan
- Lowest starting price
- $3.75 · Ginger Software
- Free plans
- 7 of 11
- Prices published
- 8 of 11
- Sales-led only
- 0
AI grammar checkers at a glance
Median starting price$22.48/moHalf start between $12 and $30
Free plan64%55% offer a time-limited trial
Buy online100%Sign up and pay without a sales call
Sales only0%Demo or contact sales to buy
How they charge
What you'd pay at 10 seats a month
- Ginger Software Annual$3.75
- LanguageTool Premium$24.90
- Outwrite Pro$24.95
- Linguix Linguix Pro$30
- ProWritingAid Premium$30
Computed from each tool's published plans, allowances and overage rates.
Every AI grammar checker, side by side
| Tool | Starts at | Usage price | Free plan | How you buy | Checks | Checked |
|---|---|---|---|---|---|---|
 Ginger Software |
$3.75/mo yearly | – | Yes | Both | 6/8 | Oct 29, 2026 |
 LanguageTool |
$5.83/mo yearly | – | Yes | Self-serve | 7/8 | Oct 29, 2026 |
 Outwrite |
$7.95/mo yearly | – | Yes | Self-serve | 6/8 | Oct 29, 2026 |
 Linguix |
$11.67/mo yearly | – | Yes | Self-serve | 7/8 | Oct 29, 2026 |
 ProWritingAid |
$10/mo yearly | – | Yes | Self-serve | 6/8 | Oct 29, 2026 |
 Wordvice AI |
$9.95/mo yearly | – | Yes | Both | 7/8 | Oct 29, 2026 |
 Sapling |
$12/mo yearly | – | Yes | Both | 6/8 | Oct 29, 2026 |
| Trinka | $41.67/mo yearly | – | – | Both | 6/8 | Oct 29, 2026 |
 Hemingway Editor |
– | – | – | Both | 6/8 | Oct 29, 2026 |
 PerfectIt |
– | – | – | Both | 3/8 | Oct 29, 2026 |
 WebSpellChecker |
– | – | – | Both | 4/8 | Oct 29, 2026 |
The tools
Ginger SoftwareGinger is an AI writing assistant that checks English grammar and spelling, rephrases sentences and translates text.$3.75 /moLanguageToolLanguageTool is an AI-based grammar, spelling and style checker with a paraphrasing tool, available as browser add-ons, office plugins and desktop apps.$5.83 /moOutwriteAI writing assistant that checks spelling and grammar and suggests style changes, available as browser extensions, Word and Google Docs add-ins, and a web app.$7.95 /moLinguixLinguix is an AI writing assistant that checks grammar and spelling, rewrites text, and offers typing shortcuts through a browser extension and integrations.$11.67 /moProWritingAidProWritingAid is a writing assistant for fiction and business writers that checks grammar and style, rephrases text, and critiques stories.$10 /moWordvice AIWordvice AI is an online writing assistant offering grammar checking, proofreading, paraphrasing, translation, summarizing, plagiarism and AI detection, with Chrome and MS Word extensions.$9.95 /moSaplingSapling offers language model tools for grammar checking, autocomplete, rephrasing and AI detection, via an API/SDK, browser extension and add-ins.$12 /moTRTrinkaTrinka is an AI grammar checker and writing assistant for academic and technical writing, with plagiarism, AI detection and citation tools.$41.67 /moHemingway EditorHemingway Editor Plus is a web and Microsoft Word writing tool that highlights issues, checks grammar, and adjusts tone with AI.QuotePerfectItPerfectIt is proofreading software that checks documents for consistency errors and applies house style rules.QuoteWebSpellCheckerWebSpellChecker sells WProofreader, a multilingual grammar, spelling and AI rewrite engine offered as an SDK/API, a browser extension, and a WordPress plugin.QuoteHow this list is made
Every price is read from the vendor's own pricing page on the date shown and tied to the line it came from. Tools are ordered by what they cost at a typical volume, then by starting price. No one pays to be listed or ranked.