Rewriter AI
Rewriter AI combines a paraphraser, grammar checker, and summarizer.
What Rewriter AI is
Rewriter AI combines a paraphraser, grammar checker, and summarizer. Its paraphraser is described for emails, essays, and social media posts; the grammar checker checks English writing for grammar, spelling, and punctuation; and the summarizer condenses articles, papers, or documents to key points while retaining context. The site says it supports over a hundred languages and lets users rewrite 250 words for free. Free users can add up to two protected words and generate at most three articles; article generation is described as a trial feature on the free plan. Paid Starter and Business plans include 50 image generations per month. Starter costs $6.40 a month, billed annually, and includes 50,000 words per month, web access, and API access. Business costs $16.40 a month, billed annually, and includes 3,500,000 words per month, of which 700,000 are non-English, plus desktop and web versions, keyword analysis, and API access. The API uses HTTP GET and POST requests, returns JSON, and supports browser CORS. Listed partners include WP Robot, Get Article Pro, CyberSEO, and WPRSSAggregator.
Good
- Supports over a hundred languages
- Free rewriting allowance is 250 words
- Starter and Business include API access
- Paid Starter and Business include 50 image generations monthly
Watch out
- Free users can generate at most three articles
- Free users can protect up to two words
- Starter and Business prices are billed annually
Who it suits
It suits people who want paraphrasing, English grammar checks, or document summaries in one service. The paid plans may also suit users who need API access or, on Business, desktop and web versions.
Verdict
Rewriter AI brings several writing tools together and offers an API alongside its web and desktop options. Review the free-plan restrictions and annual billing terms before selecting a plan.
Plans and prices
From Rewriter AI's own pricing page, checked 15 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| Starter | $6.40 a month | 50,000 words/month · web version · 50 free images/month · API access · billed annually |
| Business | $16.40 a month | 3,500,000 words/month, including 700,000 non-English words · desktop and web · keyword analysis · API access · billed annually |
| Ultimate Version | $57 a month | — |
| Ultimate Version | $107 a year | — |
| Starter | $137, paid once | 50,000 words/month · web version · text-to-image generation · API access |
| Ultimate Version | $307, paid once | — |
| Business | $397, paid once | 3,500,000 words/month, including 700,000 non-English words · desktop and web · keyword analysis · API access |
| Enterprise | Priced on request | custom high-volume usage · white-label integration · customized rewrites · faster processing |
The facts
Each one read from Rewriter AI's own pages, with the date it was checked.
What it does
- AI detection bypass
- The product advertises rewritten output intended to bypass AI-content detection systems.checked 15 Oct 2026
- API
- The API uses HTTP GET and POST requests, returns JSON, and supports browser CORS.checked 2 Oct 2026
- API endpoint
- The documented paraphrasing endpoint is https://rewriter.ai/api/paraphraser and requires an API key and username.checked 15 Oct 2026
- API image controls
- API parameters include image enablement, image count, width, height and prompt, with maximum dimensions of 1,024 pixels.checked 15 Oct 2026
- API protocol
- The public API accepts HTTP GET and POST requests, uses form-encoded parameters, supports browser CORS and returns JSON.checked 15 Oct 2026
- API services
- The API page lists paraphrasing, grammar checking, summarization, text-to-image, AI detection and pass, translation, and AI services.checked 2 Oct 2026
- Bulk rewriting
- Paid plans include bulk article rewriting and sentence- or phrase-level rewriting.checked 15 Oct 2026
- Desktop availability
- The Business plan is listed with desktop and web versions.checked 2 Oct 2026
- Developer documentation
- The API page provides a quick-start description, parameter table, JavaScript request example and response area, but no SDK package is listed.checked 15 Oct 2026
- Documentation limit
- The official site exposes an API page and support portal, but no separate security, compliance, changelog or self-hosting documentation was found on the reviewed pages.checked 15 Oct 2026
- Domain history
- ScamAdviser reports the rewriter.ai domain registration date as 2021-11-08 and identifies Cloudflare as the ISP.checked 15 Oct 2026
- Grammar
- Its grammar checker reviews English writing for grammar, spelling, and punctuation errors.checked 2 Oct 2026
- Grammar checker
- The grammar tool checks English grammar, spelling and punctuation and offers writing suggestions.checked 15 Oct 2026
- Image generation
- Paid Starter and Business plans include 50 image generations per month, according to the pricing page.checked 2 Oct 2026
- Independent product classification
- GetApp describes Rewriter AI as a cloud-based browser-accessible text-processing platform for students, writers, bloggers, marketers and SEO professionals.checked 15 Oct 2026
- Integrations
- The official partner list names WP Robot, Get Article Pro, CyberSEO and WPRSSAggregator.checked 15 Oct 2026
- Keyword analysis
- Keyword analysis is listed as a Business-plan feature.checked 15 Oct 2026
- Languages
- The site says Rewriter AI supports over a hundred languages.checked 2 Oct 2026
- Language support
- The homepage says the service supports more than 100 languages.checked 15 Oct 2026
- Licence
- The reviewed official pages do not state an open-source licence or provide source-code terms.checked 15 Oct 2026
The company
- Company identity
- The reviewed public pages do not state a legal company name, headquarters or founding year for the maker.checked 15 Oct 2026
Money
- Free allowance
- The homepage advertises 250 free words and says free users can generate at most three articles.checked 15 Oct 2026
- Free limits
- Free users can add up to two protected words and generate at most three articles; article generation is described as a trial feature on the free plan.checked 2 Oct 2026
Where it runs
- Independent support/platform listing
- GetApp lists web, Android and iPhone/iPad support plus email/help-desk and chat support options.checked 15 Oct 2026
The full review of Rewriter AI
Overview
Rewriter AI combines paraphrasing, English grammar checking and summarization in a service for people who work with text across multiple languages. It suits writers who want those core tools alongside an API, but its free allowance and annual billing terms narrow the case for upgrading.
Key features
Rewrite, check and summarize
The paraphraser is aimed at quick rewrites of emails, essays and social posts, with tone controls to shape the result. Its grammar checker covers English grammar, spelling and punctuation, while the summarizer condenses articles, papers and documents to key points without losing the original context. Document upload is supported, and the service says it supports more than a hundred languages; the grammar checker, however, is specifically described for English.
The mix makes Rewriter AI more versatile than a paraphraser alone, particularly for users who move between drafting, polishing and condensing text. For a broader category comparison, see AI Paraphrasing Tools.
API and additional services
The API uses HTTP GET and POST requests, returns JSON and supports browser CORS. Its listed services extend beyond the three core writing tools to text-to-image, AI detection and pass, translation and other AI services. WP Robot, Get Article Pro, CyberSEO and WPRSSAggregator are named as partners. Starter and Business add 50 image generations per month, giving those plans a defined image allowance rather than an unlimited one.
Pricing
Rewriter AI has a free plan and paid plans. The free tier permits 250 words of rewriting, up to two protected words and at most three generated articles; article generation is a trial feature on that tier. Those caps make it useful for a small sample, not sustained use.
| Plan | Price | What it includes |
|---|---|---|
| Starter | $6.40 a month (billed $6.4/month billed annually) | 50,000 words per month, web version and API access |
| Business | $16.40 a month (billed $16.4/month billed annually) | 3,500,000 words per month, including 700,000 non-English words; desktop and web versions, keyword analysis and API access |
| Ultimate Version | $57 a month (billed $57 per month) | |
| Enterprise | Custom pricing | Custom high-volume usage, white-labeled integration and customized rewrites |
Starter is the lower-cost paid option for web users who need a monthly quota and API access, but its annual billing is an important commitment. Business is a stronger fit for heavy-volume work or users who need desktop access; the large quota includes a separate non-English limit. Both plans include 50 image generations monthly. Ultimate is substantially more expensive than Business, and its published price comes without plan inclusions to weigh against that cost. Enterprise is for custom high-volume or branded integrations rather than buyers seeking a fixed-price tier.
Platforms
Rewriter AI is available on the web, Windows, macOS and Linux, with API access. Business specifically includes desktop and web versions. That breadth helps teams or individuals who need more than a browser-only workflow, though the desktop inclusion is tied to the higher Business plan.
Who it's for
Rewriter AI is best suited to users who want paraphrasing, English proofreading and summaries in one place, especially when API access or substantial monthly word capacity matters. The free tier can serve occasional experimentation. Writers who need only a small number of rewrites, or who do not need the API, may find its limited free allowance and annual Starter commitment hard to justify.
Pros and cons
- Pros: Paraphrasing, grammar checking and summarization cover distinct writing needs in one service.
- Pros: Starter includes API access at 50,000 words monthly, while Business raises capacity to 3,500,000 words and adds desktop access and keyword analysis.
- Cons: The free plan limits rewriting to 250 words, two protected words and three generated articles, making it unsuitable for ongoing use.
- Cons: Starter and Business are billed annually, and the Ultimate plan's stated price is not accompanied by inclusion details.
- Cons: The grammar checker is described for English even though the service supports over a hundred languages.
Alternatives
Choose StealthWriter if Android or iOS access matters; its free plan also specifies daily humanization and AI-scan allowances. Paraphraser.io is an alternative with Android and iOS apps as well as API and web access, and its Silver plan has a seven-day validity term. Sapling may suit users looking for extension or self-hosted availability; its free plan includes detector and snippet limits.
Phrasit is another freemium, web-based option with a free plan. Wordtune offers extension, iOS and web access, with free daily rewrites and monthly summarizations. Clever AI Humanizer is a free web alternative with no fixed monthly word allowance and a 3,000-word request limit. SmallSEOTools Paraphrasing Tool has monthly and yearly paid plans with stated word allowances. RewritePal is a freemium alternative spanning web, desktop and mobile platforms.
Verdict
Rewriter AI is a sensible pick for writers and developers who need several text tools plus API access, and Business is the clearest fit when high volume or desktop use is essential. Look elsewhere if you need a generous free tier, transparent inclusions for every paid plan, or a lower-commitment route than annual billing.
Alternatives to Rewriter AI
- 1
RewritePal
Free planOpen sourceAndroidiOSWebExtension8.4From $34.99 a year - 2
QuillBot
Free planAndroidiOSWebExtension8.3Free plan - 3
StealthWriter
Free planAndroidiOSWeb8.1From $20 a month - 4
Sapling
Free planWebAPIExtensionSelf-hosted7.4From $144 a year - 5
Paraphraser.io
AndroidiOSWebAPI6.8From $0.99 a year - 6
Wordtune
Free planiOSWebExtension6.8From $83.88 a year