# PowerPen vs Scribbr

PowerPen records 0 monthly visits with — month-over-month growth and Freemium pricing. Scribbr records 7,530,803 monthly visits with +14.6% growth and Freemium pricing.

| Metric | [PowerPen](https://openaitools.app/tool/powerpen) | [Scribbr](https://openaitools.app/tool/scribbr) |
| :--- | :--- | :--- |
| Website URL | https://play.google.com/store/apps/details?id=com.sageai.powerpen | https://www.scribbr.com |
| Categories | AI Grammar Checker, AI Proofreading, AI Paraphraser, AI Rewriter | AI Writing, AI Proofreading, AI Plagiarism Checker, AI Writing Assistants |
| Pricing Model | Freemium | Freemium |
| Monthly Visits | 0 | 7,530,803 |
| MoM Growth Rate | — | +14.6% |
| Primary Market | Global | United States |
| Direct Visits | 0 | 2,472,819 |
| Review Score | 3.8 | 4.4 |
| Saved Count | 1 | 0 |
| Supported Platforms | App | Website |

## PowerPen

PowerPen, published on Google Play as "Grammar Checker & Proofreader," is an Android writing assistant built around ChatGPT-style AI. Its core pitch is that you never have to leave the app you are writing in: PowerPen surfaces through the system text menu inside Gmail, Instagram, Facebook, or any other app, so you can improve a message in place rather than copying text into a separate window. That in-context workflow is what the app's reviews highlight as its main advantage over opening ChatGPT directly.

The tool bundles a broad set of editing actions into one press. It corrects grammar, spelling, and punctuation; rewrites and paraphrases sentences; lets you choose a language style (casual, professional, intimate, flirty) and tone (warm, friendly, passive-aggressive, direct); and can shorten or lengthen your text. A built-in summarizer condenses long articles or research papers, and the app positions itself as an AI message generator and copywriter for emails, tweets, and social posts.

PowerPen is developed by Sage AI. Its Google Play listing shows 50,000+ downloads, a 3.6-star rating from several hundred reviews, and in-app purchases. The app states it is not associated with Facebook, Google, LinkedIn, Twitter, or Wikipedia. The listing was last updated in April 2024. It is best suited to non-native speakers, students, and professionals who want quick, on-the-go polishing of everyday communications.

**Pricing & Plans:** PowerPen is free to download from Google Play with optional in-app purchases. A premium subscription unlocks additional editing, and some users note word-count limits apply even on paid plans; the app markets a free tier alongside paid access.

- **Grammar, spelling, and punctuation fixes:** Clean up grammar, spelling, and punctuation across emails, messages, and documents with a single tap, driven by ChatGPT-style language models.
- **Tone and style rewriting:** Rewrite a sentence or paragraph and pick from styles such as casual, professional, intimate, or flirty, with tones like warm, friendly, or direct.
- **Shorten and lengthen text:** Condense long text into something shorter and clearer, or expand it to hit a minimum length, without losing the original meaning.
- **One-tap summarization:** Drop in a long article or research paper and get a concise summary, useful for quick reading and study.
- **Works inside other apps:** Access it from the system menu inside Gmail, Instagram, Facebook, and other apps, so you write and improve text without switching apps.

**Strengths:** Integrates into other apps through the system menu, no copy-pasting needed; Covers grammar, rewriting, tone control, shortening, lengthening, and summarizing; Useful tone and style presets for non-native English speakers; Free to download with a usable free tier

**Limitations:** The in-app purchase model frustrates some users who report limited word counts even on premium; Reviews mention occasional slow performance on longer text; Depends on ChatGPT API calls, so it needs a stable internet connection; Last store update noted is April 2024, so newer features may be limited

[Profile (Markdown)](https://openaitools.app/tool/powerpen.md)

## Scribbr

Scribbr was built around a simple promise: help students submit work they feel confident about. The core of the service is human proofreading and editing, delivered by a hand-picked pool of academic editors who go through an in-house training programme before they are allowed to take orders. Documents are returned with tracked changes, in-text comments and a short personal letter explaining the reasoning behind the main edits.

Alongside the human service, Scribbr offers a growing library of AI writing tools. The Academic Check bundles together grammar and language review, citation checking, plagiarism scanning and AI-content detection into a single upload, which is convenient when you want one pass over an entire paper rather than juggling separate tools. Individual utilities such as the citation generator for APA, MLA, Chicago, AMA, IEEE and ACS, the paraphrasing tool and the text summarizer can be used on their own without paying for an edit.

The platform also maintains a large free knowledge base of academic writing guides that has become one of the more popular ways students discover the brand. Pricing depends heavily on document length, chosen turnaround time and add-on checks, so the practical way to get a number is to upload a file and select services in the order flow.

**Pricing & Plans:** Freemium model. Free tools include the citation generator, grammar checker and summarizer. Human proofreading and editing, the plagiarism checker, AI detector, AI proofreader and Academic Check are paid per document, with the final price depending on page count, delivery speed and any add-on checks such as structure or clarity review.

- **Human proofreading and editing:** A vetted academic editor reviews your paper within hours and returns tracked changes, comments and an explanation letter.
- **Plagiarism checker:** Scans your document against a large web and publication database to surface potentially unoriginal passages before submission.
- **AI detector and AI humanizer:** Flags text likely generated by large language models and offers a rewriting mode aimed at making AI-assisted drafts sound more natural.
- **Citation generator:** Creates and verifies references in APA, MLA, Chicago, AMA, IEEE and ACS styles from a URL, DOI or title search.
- **Academic Check bundle:** Runs grammar, citations, clarity, plagiarism and AI-detection checks in a single upload of the whole document.

**Strengths:** Combines human editors with AI tools rather than relying on one alone; Strong editorial vetting process and a large pool of academic specialists; Free citation generator and knowledge base are genuinely useful on their own; Transparent turnaround options starting from a few hours

**Limitations:** Paid services are priced per document, which adds up for long theses; AI detector verdicts can still be disputed by institutions; Some premium checks require you to buy them alongside an editing order

[Profile (Markdown)](https://openaitools.app/tool/scribbr.md)

## Frequently Asked Questions

### How do PowerPen and Scribbr compare in monthly traffic?

PowerPen has 0 monthly visits, while Scribbr has 7,530,803. Traffic estimates describe audience size, not product quality.

### How do their growth rates compare?

PowerPen has a month-over-month growth rate of —; Scribbr has +14.6%.

### How does pricing compare?

PowerPen: Freemium. PowerPen is free to download from Google Play with optional in-app purchases. A premium subscription unlocks additional editing, and some users note word-count limits apply even on paid plans; the app markets a free tier alongside paid access. Scribbr: Freemium. Freemium model. Free tools include the citation generator, grammar checker and summarizer. Human proofreading and editing, the plagiarism checker, AI detector, AI proofreader and Academic Check are paid per document, with the final price depending on page count, delivery speed and any add-on checks such as structure or clarity review.

## Alternatives

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [Grammarly](https://openaitools.app/tool/grammarly) | 58,867,412 | -1.5% | Freemium | Delivers broader real-time grammar and tone correction across web apps, but lacks Scribbr's deep academic focus and citation formatting. | [.md](https://openaitools.app/tool/grammarly.md) |
| 2 | [QuillBot Paraphraser](https://openaitools.app/tool/quillbot-paraphraser) | 36,630,337 | +2.3% | Freemium | Provides robust paraphrasing and citation tools, but focuses less on comprehensive academic proofreading and human editing. | [.md](https://openaitools.app/tool/quillbot-paraphraser.md) |
| 3 | [ZeroGPT](https://openaitools.app/tool/zerogpt) | 32,864,541 | +19.7% | Freemium, Paid | AI content detection and a full writing toolkit in one place | [.md](https://openaitools.app/tool/zerogpt.md) |
| 4 | [GPTZero](https://openaitools.app/tool/gptzero-me) | 23,246,989 | +32.5% | Freemium, Paid | Focuses specifically on AI content detection and writing verification for educators, but lacks academic editing and proofreading workflows. | [.md](https://openaitools.app/tool/gptzero-me.md) |
| 5 | [LanguageTool](https://openaitools.app/tool/languagetool) | 5,707,795 | -4.2% | Freemium | AI grammar, spelling and style checker for 30+ languages | [.md](https://openaitools.app/tool/languagetool.md) |
| 6 | [Originality.ai](https://openaitools.app/tool/originality) | 2,049,639 | +2.8% | Paid | Provides enterprise-grade AI detection and plagiarism checking, but does not offer human academic proofreading or citation generation. | [.md](https://openaitools.app/tool/originality.md) |
| 7 | [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 | [.md](https://openaitools.app/tool/prowritingaid-com.md) |
| 8 | [Jenni](https://openaitools.app/tool/jenni) | 1,498,133 | +5.2% | Freemium | Offers specialized academic writing assistance and AI citation generation, but lacks Scribbr's human proofreading and formal editing services. | [.md](https://openaitools.app/tool/jenni.md) |
| 9 | [Hemingway Editor](https://openaitools.app/tool/hemingway-editor) | 605,169 | -8.6% | Free Trial, Paid, Free | Write bolder, clearer prose with instant readability and grammar feedback | [.md](https://openaitools.app/tool/hemingway-editor.md) |
| 10 | [paraphrasing.io](https://openaitools.app/tool/paraphrasing-io) | 376,129 | +38.6% | Freemium | Free AI paraphraser with seven rewriting modes | [.md](https://openaitools.app/tool/paraphrasing-io.md) |

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Source: https://openaitools.app/compare/powerpen-vs-scribbr

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