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Alternatives to StealthGPT

Explore tools in the same categories. Find what fits your workflow.

AI Content DetectionZeroGPTAI content detection and writing tools for reviewing and editing text.TranslationDeepLAI translation and writing tools for text, documents, and multilingual communication.Writing & SummarizationQuillBotAI writing tools for paraphrasing, grammar checking, summarizing, and more.

StealthGPT alternatives, explored

9 alternatives sharing at least one category. Listed by publication date, newest first.

ZeroGPT logo

1. ZeroGPT

freemium

ZeroGPT provides an AI content detector and a collection of writing tools. Users can enter text or upload files for analysis, view highlighted sentences and reports, and access tools for summarizing, paraphrasing, grammar checking, and translation. Free usage is available, with paid plans offering higher limits and additional features.

  • AI content analysis
  • Writing tools

Use cases Review written content

Full review
ZeroGPT official website preview
DeepL logo

2. DeepL

freemium

DeepL provides AI-powered language tools for individuals and teams. Its free translator accepts text and supports document translation workflows, while the broader platform includes writing assistance, voice translation, glossaries, and developer APIs. DeepL Pro plans add paid capabilities for professional and business use. Features and usage limits depend on the product and plan.

  • Text translation
  • Document translation
  • Language tools

Use cases Multilingual communication, Document localization

Full review
DeepL official website preview
QuillBot logo

3. QuillBot

freemium

QuillBot provides a suite of AI writing tools including paraphrasing, grammar checking, summarizing, translation, and citation generation. Its paraphrasing editor lets users adjust modes and vocabulary, while browser extensions and desktop applications bring writing assistance to other workflows. Free tools are available alongside a Premium subscription.

  • Paraphrasing editor
  • Writing tools

Use cases Polish writing

Full review
QuillBot official website preview

WPS AI Summarizer is a free online tool for reducing long text into key points. Users can paste articles, reports, research papers, or notes, select the desired summary length and audience age group, and copy or edit the resulting summary. The official page states that no signup is required.

  • Adjustable summaries

Use cases Research reading

Full review
WPS AI Summarizer official website preview
Oreate AI logo

5. Oreate AI

freemium

Oreate AI brings several creation tools into one workspace. Users can start with an Oreate Agent prompt or open dedicated tools for slides, spreadsheets, images, video, design and general writing. The workspace includes reusable examples for business, education and creative work, along with document and chat history areas. Free daily credits are available, with subscriptions and add-on credits for additional usage.

  • Specialized creation tools

Use cases Create business materials

Full review
Oreate AI official website preview
GPTZero logo

6. GPTZero

freemium

GPTZero analyzes text for patterns associated with AI-generated writing. Its tools provide sentence-level highlights and document-level results, alongside plagiarism checking and writing replay features. Writers and educators can use it to review content and discuss writing authenticity; detection results are not a final verdict.

  • AI text detection
  • Writing Replay

Use cases Review writing authenticity

Full review
GPTZero official website preview

QuillBot Humanize AI revises AI-assisted drafts to smooth stiff phrasing, repetitive rhythm, and awkward transitions while keeping the writer’s meaning intact. The official page presents it for emails, reports, articles, social posts, resumes, proposals, and other everyday writing, with support for Spanish, German, French, Portuguese, and US, UK, Australian, and Canadian English. It offers free basic humanizing for short-form text and premium advanced humanizing for longer text, plus integrations with ChatGPT and Gemini. QuillBot explicitly advises users to follow workplace or institutional AI disclosure rules and says the tool is for improving how writing reads, not evading AI detection.

Categories Writing & Summarization

Full review
QuillBot Humanize AI official website preview

Willow Knowledge brings a user’s writing preferences and personal context into Willow’s voice and writing tools. It is intended to make dictated messages and prompts more consistent with the user’s style across places such as email, chat, and AI assistants.

Categories Writing & Summarization

2,417 active referring domains

Full review
Willow Knowledge official website preview
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