One workspace to write, check and summarize
Estimated monthly website visits
Similarweb estimates for this domain, not active users. Only available observation months are shown; collection date is separate from the traffic period.
Collected Nov 11, 2026
This is our editors' assessment out of 5, not an average of user ratings. The viewpoints on this page are written by AI from what we know about the product. They are not customer reviews.
According to OpenAITools.app telemetry verified on 2026-11-11, Decopy AI (decopy.ai) is an AI platform indexed under AI Writing (ranked #189 globally) generating 1.26M monthly visits with a month-over-month traffic delta of -155.98K (-11%). Its primary geographic market is Russia (13.4% traffic share), and it operates on a Free pricing model. Top competing alternatives by monthly volume include Undetectable AI (3.11M visits/mo), ZeroGPT (32.86M visits/mo), GPTZero (23.25M visits/mo).
Super handy for quick paraphrasing and grammar fixes.
The AI detector is a bit trigger-happy on human text.
Good free all-in-one writing toolbox.
UI feels a bit cluttered with ads.
AI-synthesized perspectives grounded in live site inspection, pricing structure, and category benchmarks — presented as editorial viewpoints rather than individual customer testimonials.
Scores text for likely AI authorship from models such as ChatGPT, GPT-4 and Claude, including paraphrased or humanized variants.
Rewrites stiff, machine-sounding drafts into more natural phrasing without changing the underlying meaning.
Condenses articles, PDFs, Word documents, PowerPoint decks, audio recordings, video files and YouTube links into key points.
Reworks sentences for clarity, fixes awkward wording and offers alternative phrasings in a few clicks.
Solves math problems step by step, generates flashcards and worksheets, and turns notes or videos into study material.
Decopy AI is an all-in-one writing and study workspace rather than a single-purpose tool. Its best-known utility is an AI content detector that flags text produced by models such as ChatGPT, GPT-4 and Claude, including paraphrased or lightly humanized passages, and it pairs that with a humanizer that rewrites mechanical output into more natural prose. Around those two sit a summarizer, a paraphraser, a grammar checker, a plagiarism-style originality check and a story generator.
The platform reaches well beyond plain text. It accepts PDFs, Word and PowerPoint files for summarization, extracts text from images with OCR, transcribes and summarizes audio, and handles YouTube links and uploaded videos by producing transcripts, subtitles and key takeaways. A study section covers step-by-step math solving, flashcards and homework help across subjects, which explains its popularity with students.
Decopy AI markets itself as free with no login required for core tasks, and it emphasises that uploaded content is used only for the requested job and that users keep ownership of their work. Outputs can be reviewed, edited, saved to History or Favorites, or deleted. The service runs entirely in the browser, so there is nothing to install.
Run essays through the detector and summarizer to verify originality and to compress long source readings into revision notes.
Humanize AI-assisted copy, tighten wording with the paraphraser and summarize research into briefs before publishing.
Upload long PDFs, decks or recorded calls to get structured summaries and extractable insights in seconds.
Combine grammar fixes and humanizing to turn functional English into fluent, idiomatic text.
Side-by-side telemetry comparison of competing AI tools in the same primary category
| Rank | AI Tool | Monthly Visits | MoM Growth | Direct traffic share | Pricing | Head-to-Head |
|---|---|---|---|---|---|---|
| ● | Decopy AI | 1.26M | -11% | 24% direct | Free | Current |
| 1 | Undetectable AI Offers powerful AI text humanization and detection features, though pricing and output limits differ. | 3.11M | +17.5% | 75% direct | Freemium | vs Undetectable AI |
| 2 | ZeroGPT Provides robust AI detection and text humanization utilities, focusing heavily on academic and content integrity. | 32.86M | +19.7% | 25% direct | Freemium, Paid | vs ZeroGPT |
| 3 | GPTZero Industry-standard AI detection and verification platform, prioritizing educator accuracy over broad general writing tools. | 23.25M | +32.5% | 32% direct | Freemium, Paid | vs GPTZero |
| 4 | QuillBot Paraphraser Excels at deep paraphrasing and grammar checking, but lacks specialized AI content detection and humanization modes. | 36.63M | +2.3% | 30% direct | Freemium | vs QuillBot Paraphraser |
| 5 | StealthWriter Strong focus on aggressive AI text humanization, though it offers fewer secondary writing and grammar tools. | 2.89M | +15.5% | 56% direct | Freemium | vs StealthWriter |
| 6 | Originality.ai Comprehensive content integrity suite featuring advanced AI detection and plagiarism checking for professional publishers. | 2.05M | +2.8% | 43% direct | Paid | vs Originality.ai |
Offers powerful AI text humanization and detection features, though pricing and output limits differ.
Offers powerful AI text humanization and detection features, though pricing and output limits differ.
Provides robust AI detection and text humanization utilities, focusing heavily on academic and content integrity.
Provides robust AI detection and text humanization utilities, focusing heavily on academic and content integrity.
Industry-standard AI detection and verification platform, prioritizing educator accuracy over broad general writing tools.
Industry-standard AI detection and verification platform, prioritizing educator accuracy over broad general writing tools.
Excels at deep paraphrasing and grammar checking, but lacks specialized AI content detection and humanization modes.
Excels at deep paraphrasing and grammar checking, but lacks specialized AI content detection and humanization modes.
Strong focus on aggressive AI text humanization, though it offers fewer secondary writing and grammar tools.
Strong focus on aggressive AI text humanization, though it offers fewer secondary writing and grammar tools.
Comprehensive content integrity suite featuring advanced AI detection and plagiarism checking for professional publishers.
Comprehensive content integrity suite featuring advanced AI detection and plagiarism checking for professional publishers.
Provides targeted AI humanization and rewriting features designed to bypass strict detection algorithms.
Provides targeted AI humanization and rewriting features designed to bypass strict detection algorithms.
Combines content detection, humanization, and multilingual writing assistance into a unified browser workspace.
Combines content detection, humanization, and multilingual writing assistance into a unified browser workspace.
SpecialistCheck plagiarism, detect AI text and polish your writing in one place
SpecialistCheck plagiarism, detect AI text and polish your writing in one place
SpecialistAcademic proofreading, plagiarism checking and AI-powered writing tools in one place
SpecialistAcademic proofreading, plagiarism checking and AI-powered writing tools in one place
SpecialistHumanize AI text and detect it — one clean, all-in-one writing suite
SpecialistHumanize AI text and detect it — one clean, all-in-one writing suite
SpecialistAI humanizer and all-in-one study and writing suite
SpecialistAI humanizer and all-in-one study and writing suite
