Category
The writing AI tools the Shadow AI List tracks, ranked by the AI Exposure Index: how likely each is to be in use, weighted by data risk. 40 tracked in this category. Each links to its profile with detection domains and risk detail.
Scoring from the open Shadow AI List methodology. Higher exposure = more likely in use; higher risk = more concern.
| # | Tool | Exposure | Risk | Enterprise use |
|---|---|---|---|---|
| 1 | Grammarly grammarly.com | 76 | 62 · High | high |
| 2 | DeepL deepl.com | 75 | 58 · Moderate | high |
| 3 | Notion notion.ai | 59 | 55 · Moderate | medium |
| 4 | Jasper jasper.ai | 59 | 56 · Moderate | medium |
| 5 | Writesonic writesonic.com | 58 | 55 · Moderate | medium |
| 6 | Anyword anyword.com | 55 | 55 · Moderate | medium |
| 7 | QuillBot quillbot.com | 54 | 58 · Moderate | high |
| 8 | Hypotenuse hypotenuse.ai | 54 | 54 · Moderate | medium |
| 9 | Writer writer.com | 47 | 35 · Low | high |
| 10 | Copy.ai copy.ai | 44 | 54 · Moderate | low |
| 11 | Rytr rytr.me | 41 | 53 · Moderate | low |
| 12 | Peppertype peppertype.ai | 40 | 52 · Moderate | low |
| 13 | ContentBot contentbot.ai | 39 | 51 · Moderate | low |
| 14 | AI21 Labs wordtune.com | 36 | 55 · Moderate | medium |
| 15 | ExamSamur.ai examsamur.ai | 33 | 75 · High | - |
| 16 | 無料AIツール集｜登録不要で使える日本語AIツール75選・文章・画像・音声・占いまで free-ai-tools.jp | 33 | 74 · High | - |
| 17 | 無料AI手紙・挨拶ツール集｜手紙・スピーチ・挨拶文AI作成80選【登録不要】 free-tegami-tools.jp | 33 | 74 · High | - |
| 18 | GetPaperFast | Fast Paper Summaries with Multilingual Export getpaperfast.com | 33 | 74 · High | - |
| 19 | Gradgpt gradgpt.com | 33 | 74 · High | - |
| 20 | Lervos | Freelance proposals in your voice, not ChatGPT's lervos.com | 33 | 74 · High | - |
| 21 | Phrasly phrasly.ai | 33 | 74 · High | - |
| 22 | Does AI recommend your book? | publishing.co.uk publishing.co.uk | 33 | 74 · High | - |
| 23 | AI-enhanced writing that sounds like you - RambleFix ramblefix.com | 33 | 74 · High | - |
| 24 | AI Wedding Toast — Free AI Wedding Speech Generator aiweddingtoast.com | 33 | 70 · High | - |
| 25 | Cite This For Me — Free Citation Generator | CiteMe citeme.app | 33 | 70 · High | - |
| 26 | Rephrase rephrase.ai | 32 | 67 · High | - |
| 27 | ChatGPT Writer chatgptwriter.ai | 25 | 75 · High | low |
| 28 | PromptBase promptbase.com | 25 | 74 · High | low |
| 29 | Copysmith copysmith.ai | 25 | 73 · High | low |
| 30 | PromptHero prompthero.com | 25 | 72 · High | low |
| 31 | Elephas elephas.app | 24 | 70 · High | low |
| 32 | Yomu AI yomu.ai | 24 | 70 · High | low |
| 33 | HyperWrite hyperwriteai.com | 24 | 68 · High | low |
| 34 | Compose AI compose.ai | 24 | 65 · High | low |
| 35 | HyperWrite hyperwrite.ai | 22 | 55 · Moderate | low |
| 36 | TextCortex textcortex.com | 22 | 55 · Moderate | low |
| 37 | NovelAI novelai.net | 22 | 52 · Moderate | low |
| 38 | Jenni jenni.ai | 21 | 50 · Moderate | low |
| 39 | Sudowrite sudowrite.com | 21 | 50 · Moderate | low |
| 40 | Lex lex.page | 21 | 48 · Moderate | low |