# AI Writer, Ludwig vs Grammarly Comparison

| | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **Star Rating** | 3.9 out of 5 | 4.3 out of 5 | 4.7 out of 5 | 
| **Total Reviews** | 12 | 14 | 13,719 | 
| **Largest Market Segment** | Small-Business (75.0% of reviews) | Small-Business (57.1% of reviews) | Small-Business (51.9% of reviews) | 
| **Entry Level Price** | No pricing available | No pricing available | No pricing available | 

---
## Top Pros & Cons

### AI Writer

**Not enough data**

### Ludwig

**Not enough data**

### Grammarly

Pros:
- Writing Improvement (1495 reviews)
- Ease of Use (1195 reviews)

Cons:
- Incorrect Corrections (474 reviews)
- Inaccuracy (368 reviews)

---
## Ratings Comparison
| Rating | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
  | **Meets Requirements** | 7.3 (11 reviews) | 9.2 (10 reviews) | 9.2 (10412 reviews) | 
  | **Ease of Use** | 9.2 (11 reviews) | 9.7 (10 reviews) | 9.4 (10684 reviews) | 
  | **Ease of Setup** | Not enough data | Not enough data | 9.4 (4580 reviews) | 
  | **Ease of Admin** | Not enough data | Not enough data | 9.3 (2704 reviews) | 
  | **Quality of Support** | 8.6 (6 reviews) | 8.5 (8 reviews) | 9.0 (6767 reviews) | 
  | **Has the product been a good partner in doing business?** | Not enough data | Not enough data | 9.4 (2661 reviews) | 
  | **Product Direction (% positive)** | 7.9 (11 reviews) | 7.7 (10 reviews) | 9.4 (10689 reviews) | 

---
## Pricing

### AI Writer

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### Ludwig

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### Grammarly

#### Entry-Level Pricing

No pricing available

#### Free Trial

Yes

---
## Features Comparison By Category

### AI Writing Assistant

| Product | Score | Reviews |
|---|---|---|
| **AI Writer** | 8.3/10 | 9 |
| **Ludwig** | N/A | N/A |
| **Grammarly** | 8.5/10 | 6901 |

#### Grammar

| Feature | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **Grammar Check** | 8.7 (9 reviews) | Not enough data | 9.6 (5496 reviews) | 
| **Tone Check** | 7.5 (8 reviews) | Not enough data | 9.0 (5239 reviews) | 
| **Sentence Formatting** | 8.3 (9 reviews) | Not enough data | 9.2 (5287 reviews) | 

#### Formatting

| Feature | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **Plagiarism Check** | 7.7 (8 reviews) | Not enough data | 8.3 (4479 reviews) | 
| **Style Editor** | 8.5 (8 reviews) | Not enough data | 8.7 (4791 reviews) | 
| **Citation Finder** | 9.0 (8 reviews) | Not enough data | 7.8 (4109 reviews) | 

#### Content 

| Feature | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **Idea Recommendation** | 9.0 (8 reviews) | Not enough data | 8.5 (4561 reviews) | 
| **Content Generation** | 8.9 (9 reviews) | Not enough data | 8.3 (4323 reviews) | 
| **Form Generation** | 8.3 (5 reviews) | Not enough data | 7.9 (4034 reviews) | 

#### Product Type

| Feature | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **Standalone Application** | 7.6 (7 reviews) | Not enough data | 8.5 (4370 reviews) | 
| **Plugin** | 7.3 (5 reviews) | Not enough data | 8.7 (4602 reviews) | 

#### Generative AI

| Feature | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **AI Text Generation** | 8.7 (5 reviews) | Not enough data | 8.1 (3116 reviews) | 
| **AI Text Summarization** | Not enough data | Not enough data | 8.1 (3079 reviews) | 

### Plagiarism Checker

| Product | Score | Reviews |
|---|---|---|
| **AI Writer** | N/A | N/A |
| **Ludwig** | N/A | N/A |
| **Grammarly** | 8.4/10 | 1939 |

#### Database Type

| Feature | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **Custom Database** | Not enough data | Not enough data | 8.2 (1228 reviews) | 
| **Internet Content** | Not enough data | Not enough data | 8.6 (1299 reviews) | 
| **Proprietary Database** | Not enough data | Not enough data | 8.2 (1206 reviews) | 
| **Academic Databases** | Not enough data | Not enough data | 8.2 (1224 reviews) | 

#### Content Features

| Feature | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **Private Cloud** | Not enough data | Not enough data | 8.0 (1199 reviews) | 
| **CMS Integrations** | Not enough data | Not enough data | 8.0 (1179 reviews) | 
| **Itemized Reporting** | Not enough data | Not enough data | 8.1 (1197 reviews) | 
| **Real-Time Evaluation** | Not enough data | Not enough data | 8.8 (1317 reviews) | 

#### Software Type

| Feature | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **Browser Application** | Not enough data | Not enough data | 8.9 (1366 reviews) | 
| **Desktop Application** | Not enough data | Not enough data | 8.8 (1342 reviews) | 

### Proofreading

| Product | Score | Reviews |
|---|---|---|
| **AI Writer** | N/A | N/A |
| **Ludwig** | N/A | N/A |
| **Grammarly** | 8.4/10 | 9053 |

#### Grammar Tools

| Feature | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **Vocabulary Recommendations** | Not enough data | Not enough data | 8.9 (7594 reviews) | 
| **Sentence Rephrasing** | Not enough data | Not enough data | 8.8 (7689 reviews) | 
| **Dictionary** | Not enough data | Not enough data | 8.8 (7288 reviews) | 

#### Writing Support

| Feature | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **Text Reader** | Not enough data | Not enough data | 8.2 (6603 reviews) | 
| **Machine Translation** | Not enough data | Not enough data | 7.7 (5935 reviews) | 
| **Custom Style Guides** | Not enough data | Not enough data | 8.2 (6430 reviews) | 
| **Reporting** | Not enough data | Not enough data | 8.2 (6243 reviews) | 

#### Software Availability

| Feature | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **Word Processor** | Not enough data | Not enough data | 8.8 (6903 reviews) | 
| **Integrations** | Not enough data | Not enough data | 8.5 (6770 reviews) | 
| **Browser Plug-In** | Not enough data | Not enough data | 8.8 (7199 reviews) | 

#### Generative AI

| Feature | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **AI Text Generation** | Not enough data | Not enough data | 7.8 (4993 reviews) | 
| **AI Text-to-Speech** | Not enough data | Not enough data | Feature Not Available | 
| **AI Text Summarization** | Not enough data | Not enough data | 7.8 (4950 reviews) | 

---
## Categories
**Shared Categories (1):** [AI Writing Assistants](https://www.g2.com/categories/ai-writing-assistant)



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


---
## Reviewer Demographics

### By Company Size

| Segment | AI Writer | Ludwig | Grammarly | 
|---|---|---|---|
| **Small-Business** | 75.0% | 57.1% | 51.9% | 
| **Mid-Market** | 25.0% | 14.3% | 35.8% | 
| **Enterprise** | 0% | 28.6% | 12.3% | 

### By Industry

#### AI Writer

- **Marketing and Advertising:** 16.7%
- **Writing and Editing:** 8.3%
- **Public Relations and Communications:** 8.3%
- **Online Media:** 8.3%
- **Information Technology and Services:** 8.3%
- **Higher Education:** 8.3%
- **Government Relations:** 8.3%
- **Education Management:** 8.3%
- **Consumer Services:** 8.3%
- **Consumer Electronics:** 8.3%
- **Other:** 8.3%

#### 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%

#### 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%

---
## Alternatives

### Alternatives to AI Writer

- [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)
- [aiseo.ai](https://www.g2.com/products/aiseo-ai/reviews) — 4.6/5 stars (630 reviews)
- [Writesonic](https://www.g2.com/products/writesonic/reviews) — 4.7/5 stars (2112 reviews)
- [GravityWrite](https://www.g2.com/products/gravitywrite/reviews) — 4.5/5 stars (648 reviews)
- [Frase.io](https://www.g2.com/products/frase-io/reviews) — 4.8/5 stars (302 reviews)
- [INK](https://www.g2.com/products/ink-content-inc-ink/reviews) — 4.8/5 stars (169 reviews)
- [Notion](https://www.g2.com/products/notion/reviews) — 4.6/5 stars (11862 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)

### Alternatives to Ludwig

- [Writesonic](https://www.g2.com/products/writesonic/reviews) — 4.7/5 stars (2112 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 (11862 reviews)
- [Zoom Workplace](https://www.g2.com/products/zoom-workplace/reviews) — 4.5/5 stars (56384 reviews)
- [Intuit Mailchimp Email Marketing](https://www.g2.com/products/intuit-mailchimp-email-marketing/reviews) — 4.3/5 stars (12964 reviews)
- [ClickUp](https://www.g2.com/products/clickup/reviews) — 4.6/5 stars (12394 reviews)
- [Apollo.io](https://www.g2.com/products/apollo-io/reviews) — 4.7/5 stars (9648 reviews)
- [Canva](https://www.g2.com/products/canva/reviews) — 4.7/5 stars (7494 reviews)
- [Constant Contact](https://www.g2.com/products/constant-contact/reviews) — 4.1/5 stars (7392 reviews)

### Alternatives to Grammarly

- [ProWritingAid](https://www.g2.com/products/prowritingaid/reviews) — 4.5/5 stars (48 reviews)
- [Writesonic](https://www.g2.com/products/writesonic/reviews) — 4.7/5 stars (2112 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 (3383 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 (11862 reviews)

---
## Top Discussions

### AI Writer

No discussions available for this product.

### Ludwig

No discussions available for this product.

### 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..."

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