- AI Plagiarism Detection: Scans text against vast online sources to identify identical and paraphrased content.
- Detailed Similarity Reports: Highlights flagged sections with source links and similarity explanations.
- One-Click Rewrite: Instantly rewrites problematic sections to help remove plagiarism.
- Smart Exclusions: Automatically ignores quotes, citations, and bibliographies for accurate results.
- Multi-Format Uploads: Supports PDF, DOCX, and TXT file uploads.
Justdone Plagiarism Checker
AI-powered plagiarism detection with instant reports and rewrite assistance
Updated February 27, 2026
Justdone Plagiarism Checker Overview
JustDone Plagiarism Checker is an AI-driven tool designed to help students, academics, and content creators verify originality quickly. It scans pasted text or uploaded documents against extensive online sources, delivers detailed similarity reports, and flags identical or paraphrased sections.
Integrated rewriting and citation-aware exclusions make it easier to correct issues and maintain academic integrity efficiently.
Key Features
Pricing
| Plan | Price | Featured |
|---|---|---|
| 7-Day Access | $2.00 for 7 days, then $39.99/mo (Billed Monthly) | Full tool access for trial period, Unlimited checks during trial |
| Unlimited Monthly Plan | $39.99/mo (Billed Monthly) | Unlimited plagiarism checks, Access to 35+ AI tools |
| Unlimited Annual Plan | $24.99/mo (Billed Annually) | Unlimited usage, Best value annual savings, All AI tools included |
Price details: https://justdone.com/pricing
Pros
Competitor |
Pros |
|---|---|
| Turnitin | Compared to Turnitin, JustDone is significantly more affordable and easier to access for individuals. It does not require institutional licenses and offers instant results with integrated rewriting tools, making it more practical for students and freelancers who need quick plagiarism checks without complex setup. |
| Grammarly Plagiarism Checker | JustDone provides clearer source-level plagiarism reports than Grammarly’s bundled checker and includes direct rewrite options. Its pricing is also more straightforward, focusing on unlimited checks rather than tying plagiarism detection to broader writing assistant subscriptions. |
| Copyscape | Unlike Copyscape’s pay-per-search model, JustDone offers unlimited checks under a flat subscription. It is more beginner-friendly, supports full document uploads, and includes AI paraphrasing tools to resolve detected issues instead of only identifying them. |
| Quetext | JustDone delivers faster reports and bundles multiple academic tools beyond plagiarism detection. Its smart exclusions for citations reduce false positives, which can save time compared to Quetext’s more manual review process. |
| Scribbr | Compared to Scribbr, JustDone is more cost-effective for frequent use and offers real-time rewriting support. Scribbr excels in academic rigor, but JustDone is simpler to use and better suited for ongoing coursework and content creation. |
Cons
Competitor |
Cons |
|---|---|
| Turnitin | When compared to Turnitin, JustDone lacks access to proprietary academic databases and institutional repositories. This can result in lower detection coverage for unpublished student papers and journal submissions commonly checked within university systems. |
| Grammarly Plagiarism Checker | Grammarly integrates grammar, style, and plagiarism into one polished interface, while JustDone’s experience feels more tool-based. Users seeking deep writing feedback alongside plagiarism detection may find Grammarly more cohesive. |
| Copyscape | Copyscape is highly trusted for web content duplication, whereas JustDone may occasionally over-flag paraphrased text. For SEO professionals focused purely on web plagiarism, Copyscape can feel more precise and conservative. |
| Quetext | Quetext provides more transparent similarity scoring and color-coded feedback. JustDone’s AI-driven results can sometimes feel less predictable, requiring manual judgment to interpret borderline plagiarism cases. |
| Scribbr | Scribbr is tailored for academic submissions and thesis work with strong credibility among universities. JustDone, while convenient, may not always meet strict institutional requirements for official plagiarism verification. |
Reviews
- Reddit r/ask: One student said the “humanizer works so well” that it helped them get through junior year, and another claimed even Turnitin “can’t detect ai” after running essays through it, though they advised checking for spelling or spacing errors afterward. Others felt alarmed by results like “99% AI written” on their own work and suspected it pushes users toward paying for a “detailed report.”
- mpgone.com Review: Feedback from over 200 users paints a mixed picture: the plagiarism checker “worked fine” and the interface feels easy with fast processing, yet many report “false positives” in AI detection and inconsistent results on the same paper. Teachers say they “can’t rely” on it for grading, and the review notes Justdone ranked in the bottom third for accuracy among 15 tools tested.
- aidetectplus.com Review: The plagiarism checker earns credit for making it simple to “spot copied content” without confusion, and users like having 120+ tools in one place for brainstorming and content creation. At the same time, several complain about “poor customer service” and warn that the $2 trial jumps to $39.99 per month if not canceled, which feels expensive for tools that perform decently but “not great at any” single task.
- Trustpilot Review (Rating: 4.3/5): Many describe the platform as “easy to use, fast and efficient,” with one MBA student calling it the “best use to make academic work more impactful,” and others rely on it to paraphrase technical research or gather information on one page. Complaints target pricing at “30–43 dollars per month” and delays in subscription access, and one user noted parts of a humanized text still “retain the AI style.”
- em360tech.com Review: Weeks of hands-on testing found the humanizer “actually rewrites structure, not just vocabulary” and preserves technical terms like PID parameters without flattening meaning. The reviewer still needed to proofread and sometimes “rehumanize the input for several times juggling with modes” to get the right tone, since output can sound slightly neutral.
