# AI tools for “Writing verification”

1,220 matching tools; showing 24, ranked by relevance.

Related categories: [ai-essay-writer](https://openaitools.app/category/ai-essay-writer.md), [ai-writing](https://openaitools.app/category/ai-writing.md)

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Why it matched | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [GPTZero](https://openaitools.app/tool/gptzero-me) | 23,246,989 | +32.5% | Freemium, Paid | AI detection and writing verification built for schools and editors | keywords 100%; semantic match | [.md](https://openaitools.app/tool/gptzero-me.md) |
| 2 | [Grammarly](https://openaitools.app/tool/grammarly) | 58,867,412 | -1.5% | Freemium | Cross-platform AI writing assistant delivering real-time grammar correction, tone alignment, authorship tracking, and team style guides. | category: ai-writing; keywords 100%; semantic match | [.md](https://openaitools.app/tool/grammarly.md) |
| 3 | [Citely](https://openaitools.app/tool/citely) | 62,271 | -6.1% | Freemium | Verify every reference against real academic databases — and find the sources you're missing | category: ai-essay-writer, ai-writing; keywords 100%; semantic match | [.md](https://openaitools.app/tool/citely.md) |
| 4 | [Undetectable AI](https://openaitools.app/tool/undetectable-ai) | 3,113,403 | +17.5% | Freemium | Detect, humanize and verify AI content in one place | keywords 100%; semantic match | [.md](https://openaitools.app/tool/undetectable-ai.md) |
| 5 | [ThesisAI](https://openaitools.app/tool/thesisai) | 224,434 | +18.3% | Paid | One prompt, fully cited academic drafts from your own sources | category: ai-writing; keywords 100%; semantic match | [.md](https://openaitools.app/tool/thesisai.md) |
| 6 | [Sidekicker](https://openaitools.app/tool/sidekicker-ai) | 129,722 | -9.1% | Free Trial, Paid | AI humanizer, detector and plagiarism checker in one writing toolkit | category: ai-writing; keywords 100%; semantic match | [.md](https://openaitools.app/tool/sidekicker-ai.md) |
| 7 | [Copyleaks](https://openaitools.app/tool/copyleaks) | 2,402,494 | -14.1% | Paid, Contact for Pricing | Enterprise AI and plagiarism detection for content integrity | keywords 100%; semantic match | [.md](https://openaitools.app/tool/copyleaks.md) |
| 8 | [WriteGO.AI](https://openaitools.app/tool/writego-ai) | 5,264 | +118.4% | Paid | An academic writing assistant that drafts, cites, and checks your work against real sources | category: ai-essay-writer, ai-writing; keywords 100%; semantic match | [.md](https://openaitools.app/tool/writego-ai.md) |
| 9 | [Koke AI: AI Citation Generator](https://openaitools.app/tool/koke-ai-ai-citation-generator) | 38,736 | +11.3% | Freemium | Find, cite and verify academic sources in 18 styles | category: ai-essay-writer; keywords 100%; semantic match | [.md](https://openaitools.app/tool/koke-ai-ai-citation-generator.md) |
| 10 | [DeepSeek](https://openaitools.app/tool/deepseek) | 372,761,591 | +4.3% | Freemium | High-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs. | category: ai-writing | [.md](https://openaitools.app/tool/deepseek.md) |
| 11 | [Isgen AI Detector](https://openaitools.app/tool/isgen-ai) | 901,917 | +5.8% | Freemium | Multilingual AI detector with sentence-level insight | keywords 100%; semantic match | [.md](https://openaitools.app/tool/isgen-ai.md) |
| 12 | [Decopy AI](https://openaitools.app/tool/decopy-ai) | 1,256,528 | -11% | Free | One workspace to write, check and summarize | category: ai-writing; semantic match | [.md](https://openaitools.app/tool/decopy-ai.md) |
| 13 | [ZeroGPT](https://openaitools.app/tool/zerogpt) | 32,864,541 | +19.7% | Freemium, Paid | AI content detection and a full writing toolkit in one place | semantic match | [.md](https://openaitools.app/tool/zerogpt.md) |
| 14 | [DeepL](https://openaitools.app/tool/deepl) | 95,110,871 | -1.7% | Freemium | Enterprise-grade neural machine translation, AI writing refinement, and real-time voice translation across thirty-plus global languages. | category: ai-writing | [.md](https://openaitools.app/tool/deepl.md) |
| 15 | [Phrasly](https://openaitools.app/tool/phrasly-ai) | 1,209,985 | +17.9% | Freemium, Subscription | Humanize AI text and check it against major AI detectors | category: ai-writing; semantic match | [.md](https://openaitools.app/tool/phrasly-ai.md) |
| 16 | [Originality.ai](https://openaitools.app/tool/originality) | 2,049,639 | +2.8% | Paid | AI detector, plagiarism and content-quality checks in one scan | keywords 72%; semantic match | [.md](https://openaitools.app/tool/originality.md) |
| 17 | [ProWritingAid](https://openaitools.app/tool/prowritingaid-com) | 1,623,266 | +17.6% | Freemium, Paid | A storytelling toolkit that checks your grammar and coaches your craft | category: ai-writing; semantic match | [.md](https://openaitools.app/tool/prowritingaid-com.md) |
| 18 | [Grokipedia](https://openaitools.app/tool/grokipedia) | 1,728,388 | +6.9% | Free | An open, AI-written encyclopedia built and fact-checked by Grok | category: ai-writing; semantic match | [.md](https://openaitools.app/tool/grokipedia.md) |
| 19 | [ZeroGPT Plus](https://openaitools.app/tool/zerogpt-plus) | 134,635 | +21% | Freemium | Free AI detector with sentence-level reports for ChatGPT, Gemini & Claude text | keywords 100%; semantic match | [.md](https://openaitools.app/tool/zerogpt-plus.md) |
| 20 | [Jenni](https://openaitools.app/tool/jenni) | 1,498,133 | +5.2% | Freemium | The AI workspace where researchers read, write, and cite with every claim traceable to its source | category: ai-essay-writer, ai-writing; semantic match | [.md](https://openaitools.app/tool/jenni.md) |
| 21 | [QuillBot Paraphraser](https://openaitools.app/tool/quillbot-paraphraser) | 36,630,337 | +2.3% | Freemium | Paraphrase, proofread and summarize text with an AI writing workspace | category: ai-writing | [.md](https://openaitools.app/tool/quillbot-paraphraser.md) |
| 22 | [AnswerWriting](https://openaitools.app/tool/answerwriting) | 48,265 | -25% | Freemium | AI answer evaluation and daily writing practice for UPSC and State PSC aspirants | category: ai-writing; semantic match | [.md](https://openaitools.app/tool/answerwriting.md) |
| 23 | [PlagiarismCheck.org](https://openaitools.app/tool/plagiarismcheck-org) | 368,384 | +6.1% | Paid | Accuracy-first plagiarism and AI detection for schools, universities, and teams | keywords 72%; semantic match | [.md](https://openaitools.app/tool/plagiarismcheck-org.md) |
| 24 | [Aithor](https://openaitools.app/tool/aithor) | 345,936 | +11.8% | Freemium | AI academic writer with real sources and automatic citations | category: ai-essay-writer, ai-writing; semantic match | [.md](https://openaitools.app/tool/aithor.md) |

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