# Grammarly, Ludwig vs ProWritingAid Comparison

| | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **Star Rating** | 4.7 out of 5 | 4.3 out of 5 | 4.5 out of 5 | 
| **Total Reviews** | 13,700 | 14 | 48 | 
| **Largest Market Segment** | Small-Business (51.9% of reviews) | Small-Business (57.1% of reviews) | Small-Business (56.3% of reviews) | 
| **Entry Level Price** | No pricing available | No pricing available | No pricing available | 

---
## Top Pros & Cons

### Grammarly

Pros:
- Writing Improvement (2173 reviews)
- Ease of Use (1765 reviews)

Cons:
- Incorrect Corrections (620 reviews)
- Inaccuracy (559 reviews)

### Ludwig

**Not enough data**

### ProWritingAid

Pros:
- Confidence (1 reviews)
- Daily Use (1 reviews)

Cons:
- Grammarly Issues (1 reviews)
- Lack of Mobile (1 reviews)

---
## Ratings Comparison
| Rating | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
  | **Meets Requirements** | 9.2 (10407 reviews) | 9.2 (10 reviews) | 8.9 (39 reviews) | 
  | **Ease of Use** | 9.4 (10679 reviews) | 9.7 (10 reviews) | 8.9 (40 reviews) | 
  | **Ease of Setup** | 9.4 (4574 reviews) | Not enough data | 9.8 (7 reviews) | 
  | **Ease of Admin** | 9.3 (2698 reviews) | Not enough data | Not enough data | 
  | **Quality of Support** | 9.0 (6761 reviews) | 8.5 (8 reviews) | 8.4 (27 reviews) | 
  | **Has the product been a good partner in doing business?** | 9.4 (2656 reviews) | Not enough data | Not enough data | 
  | **Product Direction (% positive)** | 9.4 (10686 reviews) | 7.7 (10 reviews) | 8.5 (38 reviews) | 

---
## Pricing

### Grammarly

#### Entry-Level Pricing

No pricing available

#### Free Trial

Yes

### Ludwig

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### ProWritingAid

#### Entry-Level Pricing

No pricing available

#### Free Trial

Yes

---
## Features Comparison By Category

### AI Writing Assistant

| Product | Score | Reviews |
|---|---|---|
| **Grammarly** | 8.5/10 | 6892 |
| **Ludwig** | N/A | N/A |
| **ProWritingAid** | N/A | N/A |

#### Grammar

| Feature | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **Grammar Check** | 9.6 (5491 reviews) | Not enough data | Not enough data | 
| **Tone Check** | 9.0 (5238 reviews) | Not enough data | Not enough data | 
| **Sentence Formatting** | 9.2 (5283 reviews) | Not enough data | Not enough data | 

#### Formatting

| Feature | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **Plagiarism Check** | 8.3 (4477 reviews) | Not enough data | Not enough data | 
| **Style Editor** | 8.7 (4790 reviews) | Not enough data | Not enough data | 
| **Citation Finder** | 7.8 (4108 reviews) | Not enough data | Not enough data | 

#### Content 

| Feature | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **Idea Recommendation** | 8.5 (4560 reviews) | Not enough data | Not enough data | 
| **Content Generation** | 8.3 (4321 reviews) | Not enough data | Not enough data | 
| **Form Generation** | 7.9 (4033 reviews) | Not enough data | Not enough data | 

#### Product Type

| Feature | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **Standalone Application** | 8.5 (4369 reviews) | Not enough data | Not enough data | 
| **Plugin** | 8.7 (4601 reviews) | Not enough data | Not enough data | 

#### Generative AI

| Feature | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **AI Text Generation** | 8.1 (3114 reviews) | Not enough data | Not enough data | 
| **AI Text Summarization** | 8.1 (3078 reviews) | Not enough data | Not enough data | 

### Plagiarism Checker

| Product | Score | Reviews |
|---|---|---|
| **Grammarly** | 8.4/10 | 1938 |
| **Ludwig** | N/A | N/A |
| **ProWritingAid** | N/A | N/A |

#### Database Type

| Feature | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **Custom Database** | 8.2 (1226 reviews) | Not enough data | Not enough data | 
| **Internet Content** | 8.6 (1297 reviews) | Not enough data | Not enough data | 
| **Proprietary Database** | 8.2 (1205 reviews) | Not enough data | Not enough data | 
| **Academic Databases** | 8.2 (1223 reviews) | Not enough data | Not enough data | 

#### Content Features

| Feature | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **Private Cloud** | 8.0 (1197 reviews) | Not enough data | Not enough data | 
| **CMS Integrations** | 8.0 (1178 reviews) | Not enough data | Not enough data | 
| **Itemized Reporting** | 8.1 (1196 reviews) | Not enough data | Not enough data | 
| **Real-Time Evaluation** | 8.8 (1315 reviews) | Not enough data | Not enough data | 

#### Software Type

| Feature | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **Browser Application** | 8.9 (1364 reviews) | Not enough data | Not enough data | 
| **Desktop Application** | 8.8 (1340 reviews) | Not enough data | Not enough data | 

### Proofreading

| Product | Score | Reviews |
|---|---|---|
| **Grammarly** | 8.4/10 | 9052 |
| **Ludwig** | N/A | N/A |
| **ProWritingAid** | 8.7/10 | 11 |

#### Grammar Tools

| Feature | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **Vocabulary Recommendations** | 8.9 (7593 reviews) | Not enough data | 9.2 (11 reviews) | 
| **Sentence Rephrasing** | 8.8 (7689 reviews) | Not enough data | 8.2 (11 reviews) | 
| **Dictionary** | 8.8 (7287 reviews) | Not enough data | 9.1 (11 reviews) | 

#### Writing Support

| Feature | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **Text Reader** | 8.2 (6602 reviews) | Not enough data | 7.9 (8 reviews) | 
| **Machine Translation** | 7.7 (5934 reviews) | Not enough data | 7.3 (8 reviews) | 
| **Custom Style Guides** | 8.2 (6429 reviews) | Not enough data | 8.8 (7 reviews) | 
| **Reporting** | 8.2 (6242 reviews) | Not enough data | 9.2 (10 reviews) | 

#### Software Availability

| Feature | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **Word Processor** | 8.8 (6903 reviews) | Not enough data | 9.3 (10 reviews) | 
| **Integrations** | 8.5 (6769 reviews) | Not enough data | 9.5 (10 reviews) | 
| **Browser Plug-In** | 8.8 (7199 reviews) | Not enough data | 8.3 (10 reviews) | 

#### Generative AI

| Feature | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **AI Text Generation** | 7.8 (4992 reviews) | Not enough data | Not enough data | 
| **AI Text-to-Speech** | Feature Not Available | Not enough data | Not enough data | 
| **AI Text Summarization** | 7.8 (4949 reviews) | Not enough data | Not enough data | 

---
## Categories

**Unique to Grammarly (3):** [AI Writing Assistants](https://www.g2.com/categories/ai-writing-assistant), [Plagiarism Checker Software](https://www.g2.com/categories/plagiarism-checker), [Proofreading Software](https://www.g2.com/categories/proofreading)

**Unique to Ludwig (1):** [AI Writing Assistants](https://www.g2.com/categories/ai-writing-assistant)

**Unique to ProWritingAid (2):** [Proofreading Software](https://www.g2.com/categories/proofreading), [Plagiarism Checker Software](https://www.g2.com/categories/plagiarism-checker)


---
## Reviewer Demographics

### By Company Size

| Segment | Grammarly | Ludwig | ProWritingAid | 
|---|---|---|---|
| **Small-Business** | 51.9% | 57.1% | 56.3% | 
| **Mid-Market** | 35.8% | 14.3% | 33.3% | 
| **Enterprise** | 12.3% | 28.6% | 10.4% | 

### By Industry

#### Grammarly

- **Non-Profit Organization Management:** 12.0%
- **Marketing and Advertising:** 8.0%
- **Computer Software:** 7.7%
- **Information Technology and Services:** 7.4%
- **Higher Education:** 4.6%
- **Education Management:** 3.9%
- **Financial Services:** 3.1%
- **Primary/Secondary Education:** 2.6%
- **Consulting:** 2.4%
- **Hospital & Health Care:** 2.3%
- **Other:** 46.1%

#### Ludwig

- **Higher Education:** 14.3%
- **Translation and Localization:** 7.1%
- **Telecommunications:** 7.1%
- **Public Relations and Communications:** 7.1%
- **Medical Practice:** 7.1%
- **Marketing and Advertising:** 7.1%
- **Internet:** 7.1%
- **Hospitality:** 7.1%
- **Furniture:** 7.1%
- **Entertainment:** 7.1%
- **Other:** 21.4%

#### ProWritingAid

- **Writing and Editing:** 22.9%
- **Marketing and Advertising:** 10.4%
- **Computer Software:** 8.3%
- **Publishing:** 6.3%
- **Management Consulting:** 6.3%
- **Education Management:** 4.2%
- **Higher Education:** 4.2%
- **Information Technology and Services:** 4.2%
- **Internet:** 4.2%
- **Leisure, Travel & Tourism:** 4.2%
- **Other:** 25.0%

---
## Alternatives

### Alternatives to Grammarly

- [Writesonic](https://www.g2.com/products/writesonic/reviews) — 4.7/5 stars (2111 reviews)
- [Jasper](https://www.g2.com/products/jasper-ai/reviews) — 4.7/5 stars (1270 reviews)
- [Rytr](https://www.g2.com/products/rytr/reviews) — 4.7/5 stars (819 reviews)
- [Semrush](https://www.g2.com/products/semrush/reviews) — 4.5/5 stars (3382 reviews)
- [Pepper](https://www.g2.com/products/pepper-content-pepper/reviews) — 4.6/5 stars (496 reviews)
- [Anyword](https://www.g2.com/products/anyword/reviews) — 4.8/5 stars (1226 reviews)
- [Wordtune](https://www.g2.com/products/ai21labs-wordtune/reviews) — 4.6/5 stars (196 reviews)
- [Simplified](https://www.g2.com/products/simplified/reviews) — 4.6/5 stars (5008 reviews)
- [Notion](https://www.g2.com/products/notion/reviews) — 4.6/5 stars (11822 reviews)
- [Feedback Studio](https://www.g2.com/products/feedback-studio/reviews) — 4.3/5 stars (125 reviews)

### Alternatives to Ludwig

- [Writesonic](https://www.g2.com/products/writesonic/reviews) — 4.7/5 stars (2111 reviews)
- [Jasper](https://www.g2.com/products/jasper-ai/reviews) — 4.7/5 stars (1270 reviews)
- [Rytr](https://www.g2.com/products/rytr/reviews) — 4.7/5 stars (819 reviews)
- [Notion](https://www.g2.com/products/notion/reviews) — 4.6/5 stars (11822 reviews)
- [Zoom Workplace](https://www.g2.com/products/zoom-workplace/reviews) — 4.5/5 stars (56368 reviews)
- [Intuit Mailchimp Email Marketing](https://www.g2.com/products/intuit-mailchimp-email-marketing/reviews) — 4.3/5 stars (12962 reviews)
- [ClickUp](https://www.g2.com/products/clickup/reviews) — 4.6/5 stars (12357 reviews)
- [Apollo.io](https://www.g2.com/products/apollo-io/reviews) — 4.7/5 stars (9646 reviews)
- [Constant Contact](https://www.g2.com/products/constant-contact/reviews) — 4.1/5 stars (7391 reviews)
- [Canva](https://www.g2.com/products/canva/reviews) — 4.7/5 stars (7471 reviews)

### Alternatives to ProWritingAid

- [Ginger Software](https://www.g2.com/products/ginger-software/reviews) — 4.4/5 stars (37 reviews)
- [Feedback Studio](https://www.g2.com/products/feedback-studio/reviews) — 4.3/5 stars (125 reviews)
- [Semrush](https://www.g2.com/products/semrush/reviews) — 4.5/5 stars (3382 reviews)
- [Linguix Team](https://www.g2.com/products/linguix-team/reviews) — 4.5/5 stars (129 reviews)
- [LanguageTool](https://www.g2.com/products/languagetool/reviews) — 4.4/5 stars (44 reviews)
- [PerfectIt](https://www.g2.com/products/perfectit/reviews) — 4.8/5 stars (164 reviews)
- [INK](https://www.g2.com/products/ink-content-inc-ink/reviews) — 4.8/5 stars (169 reviews)
- [PlagiarismCheck.org](https://www.g2.com/products/plagiarismcheck-org/reviews) — 4.8/5 stars (44 reviews)
- [WriterZen](https://www.g2.com/products/writerzen/reviews) — 4.7/5 stars (201 reviews)
- [DeepL Translate](https://www.g2.com/products/deepl-translate/reviews) — 4.6/5 stars (160 reviews)

---
## Top Discussions

### Grammarly

- Title: [How the readability score in Grammarly calculated? And what does it means?](https://www.g2.com/discussions/how-the-readability-score-in-grammarly-calculated-and-what-does-it-means) — 98 comments, 3 upvotes
  > **Top comment:** "Grammarly's readability score is based on the average length of sentences and words in your document, using a formula known as the Flesch reading ease test...."
- Title: [What are the benefits of using Grammarly Business for maintaining professionalism and clarity in business communication?](https://www.g2.com/discussions/what-are-the-benefits-of-using-grammarly-business-for-maintaining-professionalism-and-clarity-in-business-communication) — 16 comments, 4 upvotes
  > **Top comment:** "It helps with ensuring that your correspondence is precise and written with clarity."
- Title: [Is it possible to install it on all apps including powerpoint and browsers?](https://www.g2.com/discussions/is-it-possible-to-install-it-on-all-apps-including-powerpoint-and-browsers) — 12 comments, 1 upvote
  > **Top comment:** "When you download the correct extensions, it should work with many of your apps. It doesn't apply to all of them, however - excel for example - but it's..."
- Title: [What is Grammarly Business used for?](https://www.g2.com/discussions/what-is-grammarly-business-used-for) — 5 comments, 7 upvotes
  > **Top comment:** "In writing effective emails with right tone and no mistakes!"
- Title: [What is the business model of Grammarly?](https://www.g2.com/discussions/what-is-the-business-model-of-grammarly) — 4 comments, 2 upvotes
  > **Top comment:** "Grammarly's business model revolves around providing a premium grammar and spell-checking service for individuals, teams, and enterprise customers. The..."

### Ludwig

No discussions available for this product.

### ProWritingAid

- Title: [how to retrieve lost document](https://www.g2.com/discussions/29980-how-to-retrieve-lost-document) — 2 comments, 1 upvote
  > **Top comment:** "Same thing....disappeared"
- Title: [Is ProWritingAid better than Grammarly?](https://www.g2.com/discussions/is-prowritingaid-better-than-grammarly) — 1 comment
  > **Top comment:** "Both products are good for facilitating the learning process. I tested and read the reviews. All of them are positive. I believe that reviews are the key..."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/grammarly-vs-ludwig-vs-prowritingaid)