

⚡ 簡単な評価:
- 価格: Paperpal is Free, $6, or $14.50 per month. Paperguide is Free, $12, or $24 per month.
- 最適な用途: Paperpal for academic writing and grammar checks. Paperguide for the literature review process.
- 主な違い: Paperpal edits your academic 文章. Paperguide helps you read and process papers.
- 私たちのおすすめ: Paperpal. It fixes unclear sentence structures inside MS Word, and it now costs less.

Two researchers can hit the same wall for opposite reasons.
One cannot get the language right before submission.
The other cannot get through 80 research papers fast enough.
Paperpal solves the first problem. Paperguide solves the second.
Here is how each ai writing tool fits real research writing work.
概要
This Paperpal vs Paperguide comparison covers pricing, key features, and ease of use.
We also break down which academic writers each tool suits.
私たちの 作家 spent hands-on time with Paperpal directly.
Notes on Paperguide come from its documentation and public reviews.
The short video below walks through the main Paperpal benefits.
Paperpalとは何ですか?
Paperpal is an 補助的な writing tool built for academic writing.
It works by suggesting precise language corrections as you write.
The AI was trained on millions of research articles and academic texts.
That training gives it real context sensitivity inside an academic context.
You get it as an MS Word add in, plus Google Docs and Overleaf.
The video below shows the editor and its key features.

🏆 Winner: Paperpal
Real time suggestions tuned to 1,300+ subject areas. Prime is $6 a month on annual billing.
Paperpalの価格設定
Paperpal has three tiers. Both paid prices below are billed annually.
| プラン | 価格 | 最適な用途 |
|---|---|---|
| 無料 | $0 / mo | 200 edits a month, no card required |
| プライム | $6 / mo ($72 billed annually) | Coursework and year-round academic writing |
| プロ | $14.50 / mo ($174 billed annually) | Papers, theses, and clinical documents |
価格は2026年7月に確定しました。
無料トライアル: No credit card required. The free version gives you multiple free rounds of edits, capped at 200 a month.
返金保証: Paperpal does not publish a refund window. Cancel before your renewal date.
📌 注記: Paperpal Prime lifts the free plan from 200 to 20,000 edits a month. It also raises chat with papers from 5 files to 150, and library storage from 300 MB to 2 GB.
⚠️ 警告: The headline rates assume annual billing, so Prime bills as $72 up front rather than $6 a month. Older listings still quote $19 or $25 a month for Prime. Check the current rate on the official site before you pay.
Key Benefits of Paperpal
Here is what makes Paperpal worth a look:
- Subject specific language suggestions: Over 1,300 subject areas are supported. Suggestions are validated based on published literature.
- Fewer desk rejections: Over 30 pre submission checks catch language and technical problems. That lowers the risk of an 早い rejection.
- Trim to journal prescribed word counts: The trimmer cuts length without losing meaning. It also helps re organize dense paragraphs.
- Contextual synonyms: You get contextually relevant synonym suggestions for technical terms. This gives you better vocabulary in a formal tone.
- Write with AI: Create abstracts, titles, and outlines from your notes. You can also ブレインストーミング ideas and study highlights.
- Feedback that sticks: Tips arrive during the writing process, not after it. Over time that builds your own writing skills.
- データ プライバシー: Author data is never used for training Paperpal’s AI. Text sits on Paperpal servers only for processing.

私たちのチームが気づいたこと
Our writer signed up in June and spent several days writing with Paperpal in Microsoft Word. Here is what stood out from that hands-on time:
Paperpal Pros & Cons
✅ メリット
- Real time suggestions appear inside the Word add in as you type
- Detects complex grammar errors that general grammar チェッカーズ miss
- Over 30 pre submission checks reduce the risk of desk rejections
- Lets you pick American or British English before you start
❌ デメリット
- No reference manager, so changing references is still manual work
- The free version limits how many suggestions you get each month
- Editing still needs human precision on argument and structure
Paperguide とは何ですか?
Paperguide is an ai research アシスタント for reading and sorting research papers.
It launched in 2023 and was previously ChatWithPDF.
The platform now serves over 500,000 students, academics, and professionals.
You upload papers, then chat with them for ai generated summaries.
It also doubles as a reference manager and ai writer.

The walkthrough below covers the interface and the main research process.

Runner Up: Paperguide
Chat with PDFs, run an ai search, and build a literature review. A Chrome extension brings it into your browser.
ペーパーガイド価格
Paperguide offers four tiers. All paid prices below are billed annually.
| プラン | 価格 | 最適な用途 |
|---|---|---|
| 無料 | 月額0ドル、年間請求 | Casual users testing a literature search |
| プラス | 月額12ドル(年間請求) | Students with steady research needs |
| プロ | 月額24ドル(年間請求) | Heavy users wanting unlimited storage |
| 企業 | カスタムプラン | Labs and departments |
価格は2026年7月に確定しました。

無料トライアル: Yes. A free plan and a free trial both exist, so you can test it on real papers first.
返金保証: Not published. Annual billing means you commit for a full year up front.
📌 注記: The listed prices assume annual billing. Monthly billing usually costs more, so confirm the rate on the checkout site before paying.
⚠️ 警告: Enterprise sits behind a sales call. If you need real time collaboration features across a lab, budget for a quote rather than a fixed price.
Paperguideの主な利点
Here is where Paperguide earns its place in a research stack:
- Faster literature review process: Chat and summaries pull key points out of academic papers. That can save hours on a long reading list.
- Efficient reference management: Folders, tags, and annotation tools replace what traditional reference managers do. Citations generate in thousands of styles.
- Real academic sources: It connects to Semantic Scholar, so an ai search draws on reliable sources instead of guesses.
- Chrome拡張機能: The browser add-on gives you easy access to the whole toolset from any page.
- Extras rivals skip: Document summaries and ユーチューブ videos summarisation are not in Elicit or SciSpace.
- Built-in integrity check: A plagiarism checker and multi-language support cover a global audience.

私たちのチームが気づいたこと
Note: we have not had extended hands-on time with Paperguide yet. The points above come from its documentation, its Product Hunt listing, and public user reviews. We will update this section once our writer has run a full project through it.
Paperguideの長所と短所
✅ メリット
- One workspace for literature search, notes, and writing tools
- Named #1 Product of the Day on Product Hunt
- Free plan lets you test the AIアシスタント before paying
- User friendly interface that suits students and casual users
❌ デメリット
- No Microsoft Word add-in for line-by-line editing
- Language editing is general, not tuned to academic writing conventions
- Entry tier costs double Paperpal Prime
機能比較
Below are ten side by side comparisons of the key features. Each one shows how the two AIツール approach the same job differently.

| 特徴 | ペーパーパル | ペーパーガイド |
|---|---|---|
| Starting paid price | 月額6ドル | 月額12ドル |
| 無料プラン | ✅ | ✅ |
| MS Word add in | ✅ | ❌ |
| 主題別の提案 | ✅ | ❌ |
| Reference manager | ❌ | ✅ |
| Literature search | ✅ | ✅ |
| PDFでチャット | ✅ | ✅ |
| 盗作チェッカー | ✅ | ✅ |
| Chrome拡張機能 | ❌ | ✅ |
| 最適な用途 | Academic writing excellence | Literature review process |
1. Grammar Checks and Language Corrections
ペーパーパル: This is the core job. It delivers accurate language edits in essential and extensive modes. Grammar suggestions cover punctuation, spelling, and complex sentence structures that general grammar checkers skip.

ペーパーガイド: Editing sits inside its document generation tool rather than a dedicated checker. It cleans up academic content well enough, but the language checks are general rather than journal-focused.

2. Paraphrasing and Data Handling
ペーパーパル: Accurate paraphrasing keeps your meaning while it fixes unclear sentence structures. Contextual synonyms swap in better wording for technical terms without breaking a formal tone.

ペーパーガイド: Its equivalent tool pulls structured tables out of PDFs instead. You extract data across multiple sources into one grid, which is a different job entirely.

3. AI Writing and Idea Generation
ペーパーパル: The Write with AI panel can create abstracts, outlines, and titles from your prompts or notes. It is built to brainstorm ideas for research articles, not general blog copy.
ペーパーガイド: Deep research reports go wider. The ai writer drafts long sections from papers you have already collected, which suits early drafts on complex topics.

4. 盗作チェック
ペーパーパル: The checker flags unintended overlap before submission. It runs against published literature, which matters more than a generic web scan for academic writing.

ペーパーガイド: A free plagiarism checker is included on every tier. That is rare, and it is a fair reason to keep Paperguide open in a second browser tab.

5. AI Detection and AI Search
ペーパーパル: アン AI検出器 scores your draft, and AI Disclosure templates log where generative ai models were used. Journals increasingly ask for that record.
ペーパーガイド: There is no detector. Instead you get an ai search that queries academic databases in plain language and returns reliable sources with citations attached.

6. Submission Checks and Literature Review
ペーパーパル: Over 30 pre submission checks review structure, figures, and journal prescribed word counts. This is the step that helps a manuscript avoid desk rejections.

ペーパーガイド: Its literature review ビルダー groups papers by theme and drafts a synthesis. For a first-year 学生, that alone can save hours of manual sorting.

7. Citations and References
ペーパーパル: Citations generate in over 10,000 styles, including APA, MLA, and Chicago. There is no full reference manager, so changing references across a long draft stays fiddly.
ペーパーガイド: This is its strongest area. Folders, tags, and multiple file formats replace traditional reference managers, and the Pro tier adds unlimited storage for references.

8. Chat With PDF
ペーパーパル: You can chat with a PDF and query a database of over 250 million verified academic papers. Answers arrive with sources, which supports honest research writing.

ペーパーガイド: Chat is the original feature from its ChatWithPDF days. You upload papers in bulk, then pull key points and ai generated summaries out of each one.

⚠️ 警告: Both tools summarise. Neither replaces reading the paper. Always check a quoted claim against the original before you cite it.
9. Writing Assistant and Workflow
ペーパーパル: The assistant lives where you already work. Real time collaboration features let co-authors edit together, and the web version matches the add-in, so you see the same suggestions in both.
ペーパーガイド: Its writing assistant auto-cites papers as you draft. A Chrome extension gives you easy access from any page, including YouTube videos you want summarised.

10. 価格設定とコスト
Here are the plans lined up against each other.
| ティア | ペーパーパル | ペーパーガイド |
|---|---|---|
| 無料 | $0 / mo | 月額0ドル、年間請求 |
| 入場料支払い済み | Prime — $6 / mo, billed annually | Plus — $12/per month, billed annually |
| 上位層 | Pro — $14.50 / mo, billed annually | Pro — $24/per month, billed annually |
| チーム | ❌ | Enterprise — Custom Plan |
ペーパーパル: Prime is the value pick here. Paperpal Prime costs $6 a month on annual billing and raises you to 20,000 edits. Pro at $14.50 adds headroom for a thesis.
ペーパーガイド: Plus now costs double Prime, and its Pro tier runs $9.50 more than Paperpal Pro. You pay that premium for reference storage rather than language work.

さまざまなシナリオ
| 必要な場合は | 選ぶ | なぜ |
|---|---|---|
| The lowest paid price | ペーパーパル | Prime is half the cost of Plus |
| Editing inside Microsoft Word | ペーパーパル | Native word add in |
| A reference manager | ペーパーガイド | Folders, tags, unlimited storage |
| Journal submission checks | ペーパーパル | Over 30 checks before you submit |
| Reading 50+ papers fast | ペーパーガイド | Bulk upload plus chat |
| Subject specific language suggestions | ペーパーパル | 1,300+ subject areas |
💰 あなたの予算
Paperpal Prime is now the cheaper entry point at $6 a month. Paperguide Plus costs double that, and both bill annually.
🔌 あなたの技術スタック
Paperpal plugs into MS Word, Google Docs, and Overleaf. Paperguide lives in the browser with a Chrome extension.
📝 あなたの文章スタイル
If you draft slowly and edit hard, Paperpal aligns with that habit. If you read first and write late, pick Paperguide.
🎓 あなたの経験レベル
New researchers gain more from instant feedback on language. Senior academics usually want the reference side handled first.
🆓 無料トライアルとデモ
Both have a free tier, so run one real chapter through each. That test beats any spec sheet.
🛟 サポートオプション
Both rely on email and help-centre articles. Paperguide adds a sales channel through its Enterprise tier.
切り替えガイド
Already paying for one? Here is what changes if you move.
🔄 Switching from Paperpal to Paperguide?
✅ 得られるもの:
- A proper reference manager with folders and tags
- A Chrome extension and YouTube video summaries
- Bulk PDF handling that Paperpal caps on lower tiers
❌ 失うもの:
- Precise language corrections tuned by subject area
- The Microsoft Word add-in and its instant language edits
- Over 30 pre submission checks
📋切り替え方法:
- Export your finished drafts and citation list from Paperpal
- Create a Paperguide free plan account and install the extension
- Upload your PDFs and rebuild folders before cancelling Prime
🔄 Switching from Paperguide to Paperpal?
✅ 得られるもの:
- Real time suggestions inside the documents you already write in
- Grammar checks trained on academic text, not general prose
- A choice of American or British English across the draft
❌ 失うもの:
- Bulk PDF chat and ai generated summaries at scale
- Table extraction across multiple sources
- Unlimited storage for stored references
📋切り替え方法:
- Export your library as BibTeX or RIS from Paperguide
- Install the Paperpal word add in from the Office store
- Set your English variant, then run one chapter as a test
私たちのレビューで取り上げられなかったこと
This comparison focused on individual researchers and small teams. We did not test Paperguide’s Enterprise tier, mobile access, or long-term accuracy across non English words in mixed-language drafts. Our notes reflect the July 2026 versions, and both products ship changes often, so a future release may shift the balance. If you manage a department library, your priorities will differ from what we covered here.
最終評決
| カテゴリ | 勝者 |
|---|---|
| 💰価格 | ペーパーパル |
| ✍️ Language corrections | ペーパーパル |
| 📚 Literature review | ペーパーガイド |
| 🎯 Academic accuracy | ペーパーパル |
| 👶 Ease of use | ペーパーガイド |
| 🔌 連携機能 | ペーパーパル |
| 📄 Submission readiness | ペーパーパル |
| 🏆総合優勝 | ペーパーパル |
🏆 WINNER: PAPERPAL
Paperpal wins 5 of 7 categories.
最適な用途: Journal manuscripts, thesis chapters, and non-native English researchers
These are two different products aimed at two stages of the same job. Paperpal is an editor. Paperguide is a librarian.
Paperguide is excellent if your bottleneck is reading volume. It will process papers, hold your references, and cut your literature search down sharply.
But most people searching for this comparison are trying to get published. For that, Paperpal’s language work and submission checks matter more, and that is why it takes the win.
More of Paperpal Compared
Here is how Paperpal measures up against three other tools researchers shortlist.
Paperpalが勝利した点: subject specific suggestions, journal submission checks, academic tone scoring
Grammarlyが優れている点: everyday email and 仕事 writing, wider app coverage, a more generous free tier
Paperpal vs クイルボット
Paperpalが勝利した点: context sensitivity in an academic context, complex grammar detection, pre submission 報告
QuillBotが勝利した点: raw paraphrasing speed, lower entry price, a simpler summariser for quick notes
Paperpal vs ジェニー
Paperpalが勝利した点: editing an existing draft, MS Word integration, technical journal checks
ジェニが勝利した点: generating first drafts from scratch, inline autocomplete, per-word pricing flexibility
Paperguideの比較をもっと見る
And here is how Paperguide compares with its closest rivals.
Paperguideが受賞した点: document summaries, video summarisation, broader citation style support
Elicitが勝利を収める条件: systematic review screening, structured evidence tables, tighter methodology focus
ペーパーガイド対 サイスペース
Paperguideが受賞した点: writing aids bundled in, folder-based organisation, a free plagiarism check
SciSpaceが勝利した点: paper explanation depth, a larger indexed corpus, stronger maths and figure parsing
ペーパーガイド対 サイダー
Paperguideが受賞した点: academic database links, reference storage, literature synthesis drafting
Siderが勝利した点: general browsing assistance, multi-model switching, non-academic day-to-day tasks
よくある質問
PaperPalはGrammarlyより優れていますか?
For manuscripts, yes. It reads academic texts and suggests edits a journal editor would want. Grammarly is the better pick for general and business writing.
PaperPalは何に使われるのですか?
It polishes research papers before submission. The tool handles grammar, paraphrasing, plagiarism screening, and over 30 technical checks that journals expect.
Paperpal の料金はいくらですか?
The free tier is $0. Prime is $6 a month billed annually, and Pro is $14.50 a month for theses and clinical documents.
PaperPalのCopilotとは何ですか?
Paperpal Copilot is the assistant panel inside the editor. It answers questions, rewrites selected text, and drafts sections from your prompts or uploaded notes.
PDFファイルと会話できるAIとは何ですか?
Paperguide does this best here. It was previously ChatWithPDF, so bulk uploads, chat, and per-paper summaries are its oldest and most refined feature.













