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NeuralWriter
Eixample, Barcelona, Spain
What it is
NeuralWriter is a free collection of writing, analysis, and image tools available on the web, through a browser extension, and by API. Its writing tools cover paraphrasing, prompt generation, translation, summarization, word counting, and headline generation. The paraphraser offers Light, Medium, and Hard modes, with up to 10,000 characters on the homepage; its API lists 30 languages. The prompt generator creates prompts for ChatGPT and GPT models, also supporting 30 languages and 10,000 characters. Summarization length can be set from 20% to 90% for texts up to 10,000 characters. A word counter accepts up to 25,000 characters and reports readability measures such as lexical diversity, average sentence length, and Flesch Reading Ease. The content detector compares five engines, highlights sentences, and provides a consensus verdict without sign-up. Image tools include generation and upscaling, with outputs up to 8K and 4K respectively.
For and against
For
- Free plan with web tools
- Paraphrasing supports three modes
- Prompt generator supports 30 languages
- Summarizer offers adjustable output length
- Image downloads have no watermark
Against
- Individual tools have character limits
- API questions require email contact
- Terms permit processing uploaded content
The verdict
NeuralWriter groups many text utilities with image generation and upscaling in one free service. Its web, extension, and API options suit varied workflows, while character limits and content-processing terms deserve attention.
Who it suits
NeuralWriter suits writers, students, and business users needing browser-based or API writing tools. It also fits users who need image generation or upscaling alongside text utilities.
Plans and prices
NeuralWriter free online tools
No sign-up for listed web tools · individual tools show character limits up to 10,000 or 25,000
Read 8 Oct 2026 · neuralwriter.com
On the record
- AI content detector
- The detector compares text using five engines, provides sentence-level highlights and a consensus verdict, and accepts up to 10,000 characters with no sign-up required.neuralwriter.com · read 8 Oct 2026
- API
- NeuralWriter offers a paraphrasing API through RapidAPI, with demo access and Light, Medium, and Hard modes described on its API page.neuralwriter.com · read 8 Oct 2026
- Browser extension
- The homepage invites users to install a Chrome extension and describes the paraphrasing service as free with the extension.neuralwriter.com · read 8 Oct 2026
- Business use
- The terms state that the services are intended for business users.neuralwriter.com · read 8 Oct 2026
- Company location
- The site lists its contact location as Eixample, 08013 Barcelona, Spain.neuralwriter.com · read 8 Oct 2026
- Image generation
- The image generator offers prompt enhancement, negative prompts, image-to-prompt, five aspect ratios, HD through 8K resolutions, and JPG downloads without a watermark.neuralwriter.com · read 8 Oct 2026
- Image upscaling
- The image upscaler accepts PNG, JPG, JPEG, and WEBP and lists output resolutions up to 4K.neuralwriter.com · read 8 Oct 2026
- Languages
- The paraphrasing API page lists support for 30 languages.neuralwriter.com · read 8 Oct 2026
- Paraphrasing
- The paraphraser offers Light, Medium, and Hard modes and supports up to 10,000 characters on its homepage.neuralwriter.com · read 8 Oct 2026
- Privacy and content
- The privacy policy says personal data is used to provide and improve the service, while the terms say users retain ownership of uploaded content and grant NeuralWriter permission to process it to provide the service.neuralwriter.com · read 8 Oct 2026
- Prompt generator
- The prompt generator creates prompts for ChatGPT and GPT models and states a 10,000-character limit and 30-language support.neuralwriter.com · read 8 Oct 2026
- Summarizer
- The summarizer offers selectable output length from 20% to 90%, supports up to 10,000 characters, and identifies writers and students as intended users.neuralwriter.com · read 8 Oct 2026
- Support
- The API page directs users with API questions to contact NeuralWriter by email.neuralwriter.com · read 8 Oct 2026
- Word counter
- The word counter reports text counts and readability metrics including lexical diversity, average sentence length, and Flesch Reading Ease, with a stated limit of up to 25,000 characters.neuralwriter.com · read 8 Oct 2026
- Writing tools
- NeuralWriter offers paraphrasing, prompt generation, translation, summarization, word counting, and headline generation tools.neuralwriter.com · read 8 Oct 2026
