# PDF Factory Plus vs Email Writer

PDF Factory Plus and Email Writer both sit at 4.7 stars, but that hides the real split: 69% of Email Writer's written reviews are positive against 25% of PDF Factory Plus's. Email Writer also leads on update cadence (every 11 days vs every 26 months) and ratings volume (312 vs 10). PDF Factory Plus's advantage is monetization model (free with in-app purchases vs subscription). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. PDF Factory Plus sells 1 one-off in-app purchase and Email Writer sells 4 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for PDF Factory Plus against 4.8 for Email Writer. That said, the two scores are not equally well evidenced: Email Writer has 312 ratings behind it against 10, so its average is the more settled of the two. Written reviews are what separate them: 25% of PDF Factory Plus's written reviews are positive against 69% of Email Writer's.

PDF Factory Plus ships an update every 26 months, Email Writer every 11 days. The most recent releases landed on June 1, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | PDF Factory Plus | Email Writer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (10 ratings)](https://appshunter.io/ios/app/pdf-factory-plus/id1663406658/reviews) | **[4.8 (312 ratings)](https://appshunter.io/ios/app/email-writer-ai-email-writer/id1671425399/reviews)** |
| Number of ratings | 10 | **312** |
| Positive reviews | 25.0% of reviews | **69.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 11 days** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 61 MB | 22 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [路 张](https://appshunter.io/developer/562716999) | [faisal khalid](https://appshunter.io/developer/671706631) |

## What reviewers say

### PDF Factory Plus

[App page](https://appshunter.io/ios/app/pdf-factory-plus/id1663406658)

This app offers a comprehensive suite of local PDF processing tools, ensuring your files remain secure and private. It provides intuitive features for editing, converting, merging, and protecting PDF documents without requiring an internet connection or account creation.

**Highlights:** Local PDF processing for enhanced security, Password protection and decryption, Page deletion and extraction, Merge multiple PDFs, Image and XPS to PDF conversion, PDF repair and linearization, PDF to scanned file conversion

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Factory Plus | Free | one-time |


### Email Writer

[App page](https://appshunter.io/ios/app/email-writer-ai-email-writer/id1671425399)

This app uses advanced AI to generate personalized emails based on your prompts. It helps busy professionals and students craft professional and efficient emails quickly, offering a user-friendly interface for effortless communication.

**Highlights:** AI-powered email generation, Personalized email drafts, Edit and send emails from app, Advanced language processing, User-friendly interface

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WEEKLY | $2.99 | per 7 days |
| MONTHLY | $9.99 | per month |
| YEARLY | $39.99 | per year |
| Lifetime | $49.99 | one-time |

**What reviewers like**

- 🚀 Helps sound professional and friendly
- 🚀 Makes writing emails quicker and less stressful
- 👍 Simple and smooth layout
- 🚀 Writes emails within seconds
- 💡 Perfect phraseology for difficult messages

**What reviewers complain about**

- 🐛 Error processing response
- 🐛 Unable to restore purchase after reset
- 🐛 Glitchy and not user-friendly
- 🐛 Defaults to upgrade page for lifetime pro users
- 🐛 No access to save then send

**Reported bugs**

- Error processing response
- Unable to restore lifetime pro purchase
- App defaults to upgrade page for lifetime pro users
- No access to save then send functionality
- Cannot delete generated AI emails

**Requested features**

- Support for Chinese language
- Ability to delete generated AI emails
- Better UI for streamlining
- Access to save then send functionality


## Frequently asked questions

### Is PDF Factory Plus free?

PDF Factory Plus is free to download, with in-app purchases available.

### Is Email Writer free?

Email Writer is free to download, with in-app purchases available.

### Which has better reviews, PDF Factory Plus or Email Writer?

Email Writer is rated higher. PDF Factory Plus averages 4.7 out of 5 from 10 ratings, while Email Writer averages 4.8 from 312 ratings.

### Do PDF Factory Plus or Email Writer have ads?

Neither PDF Factory Plus nor Email Writer shows ads.

### Which is updated more often, PDF Factory Plus or Email Writer?

PDF Factory Plus ships an update every 26 months, and Email Writer every 11 days. Most recently, PDF Factory Plus was updated on June 1, 2026 and Email Writer on September 17, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*