NeuralWriter

Free plan APIExtensionWeb

What NeuralWriter is

NeuralWriter is a set of online writing and image tools available on the web, through a Chrome extension, and by API for paraphrasing. Its writing tools cover paraphrasing, prompt generation, translation, summarization, word counting, and headline generation. The paraphraser has Light, Medium, and Hard modes and handles up to 10,000 characters on the homepage. The prompt generator creates prompts for ChatGPT and GPT models, with a 10,000-character limit and support for 30 languages. The summarizer accepts up to 10,000 characters and lets users choose an output length from 20% to 90%. The word counter accepts up to 25,000 characters and reports counts and readability measures, including lexical diversity, average sentence length, and Flesch Reading Ease.

An AI content detector compares text using five engines, highlights sentences, and provides a consensus verdict. It accepts up to 10,000 characters without sign-up. Image generation includes prompt enhancement, negative prompts, image-to-prompt, five aspect ratios, HD through 8K resolutions, and JPG downloads without a watermark. The upscaler accepts PNG, JPG, JPEG, and WEBP files, with output resolutions up to 4K. NeuralWriter lists its contact location in Eixample, Barcelona, Spain. Its terms say users retain ownership of uploaded content and grant the service permission to process it to provide the service.

Who it suits

NeuralWriter suits writers and students looking for web tools to paraphrase or summarize text, generate prompts, count words, or check readability. It also fits users seeking image generation or upscaling, or developers looking for a paraphrasing API.

What it does well

Offers paraphrasing, translation, summarization, word counting, and headline generation.
Paraphrasing has three modes and supports up to 10,000 characters on the homepage.
Summaries can be set from 20% to 90% of the input length.
The detector accepts up to 10,000 characters without sign-up.
Image generation offers five aspect ratios and resolutions through 8K.
The upscaler accepts PNG, JPG, JPEG, and WEBP files.

What to know first

The word counter has a 25,000-character limit.
The summarizer accepts up to 10,000 characters.
The image upscaler lists output resolutions only up to 4K.
The paraphrasing API is offered through RapidAPI.

Limits

The free online tools have individual character limits: up to 10,000 for paraphrasing, prompt generation, summarization, and the detector, and up to 25,000 for the word counter. The image upscaler lists output resolutions up to 4K.

Plans

Plan	Billed and limits	Price
NeuralWriter free online tools	No sign-up for listed web tools · individual tools show character limits up to 10,000 or 25,000	Free

As neuralwriter.com lists them, read 8 Oct 2026. The maker's own page has the final word.

Getting started

Open NeuralWriter’s website to use its online tools.
Choose a writing tool and work within its stated character limit.
Install the Chrome extension for the paraphrasing service.
Use the paraphrasing API through RapidAPI; demo access is described on its API page.
For API questions, contact NeuralWriter by email.

Verdict

Choose NeuralWriter if you want a free collection of writing and image tools with web access, a Chrome extension, or a paraphrasing API. Look elsewhere if your workflow needs inputs above the individual tools’ stated character limits or image upscaling beyond 4K.

Questions

How much does NeuralWriter cost?

The NeuralWriter free online tools plan costs nothing. The listed web tools do not require sign-up.

Which platforms are available?

NeuralWriter is available on the web, as a Chrome extension, and through an API for paraphrasing.

What does the service include?

Its tools include paraphrasing, prompt generation, translation, summarization, word counting, headline generation, AI content detection, image generation, and image upscaling.

Does NeuralWriter offer an API?

Yes. It offers a paraphrasing API through RapidAPI, with demo access and Light, Medium, and Hard modes described on its API page.

Who owns uploaded content?

The terms say users retain ownership of uploaded content and grant NeuralWriter permission to process it to provide the service.

Where is NeuralWriter based?

Its contact location is Eixample, Barcelona, Spain.

Facts from NeuralWriter's own pages

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, 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, 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, 8 Oct 2026
Business use: The terms state that the services are intended for business users. · neuralwriter.com, 8 Oct 2026
Company location: The site lists its contact location as Eixample, 08013 Barcelona, Spain. · neuralwriter.com, 8 Oct 2026
Headquarters: Eixample, Barcelona, Spain · neuralwriter.com, 28 Sept 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, 8 Oct 2026
Image upscaling: The image upscaler accepts PNG, JPG, JPEG, and WEBP and lists output resolutions up to 4K. · neuralwriter.com, 8 Oct 2026
Languages: The paraphrasing API page lists support for 30 languages. · neuralwriter.com, 8 Oct 2026
Paraphrasing: The paraphraser offers Light, Medium, and Hard modes and supports up to 10,000 characters on its homepage. · neuralwriter.com, 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, 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, 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, 8 Oct 2026
Support: The API page directs users with API questions to contact NeuralWriter by email. · neuralwriter.com, 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, 8 Oct 2026
Writing tools: NeuralWriter offers paraphrasing, prompt generation, translation, summarization, word counting, and headline generation tools. · neuralwriter.com, 8 Oct 2026

Where NeuralWriter stands on Freedom251

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