# PDF Write vs Dual Chat

The clearest difference is rating: Dual Chat at 4.3 against PDF Write's 1.0. Dual Chat also leads on ratings volume (67 vs 1). PDF Write's advantage is in-app purchases (none vs 5) and iOS requirement (7.0 vs 15.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Dual Chat sells 4 in-app purchases, starting at $6.99 per 7 days. PDF Write asks for nothing beyond the download.

Dual Chat holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: Dual Chat has 67 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

PDF Write ships an update every 9 days, Dual Chat every 2 weeks. The most recent releases landed on October 9, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | PDF Write | Dual Chat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/pdf-write/id827661660/reviews) | **[4.3 (67 ratings)](https://appshunter.io/ios/app/dual-chat-duo-web-backup/id6739734899/reviews)** |
| Number of ratings | 1 | **67** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 3 MB | 79 MB |
| Requires iOS | **7.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Eric Worrall](https://appshunter.io/developer/363482558) | [雄 姜](https://appshunter.io/developer/1783056206) |

## What reviewers say

### PDF Write

[App page](https://appshunter.io/ios/app/pdf-write/id827661660)

Easily create single-page documents like newsletters, reports, and flyers. Add photos and text, then share via email, social media, or print directly from your device.

**Highlights:** Create newsletters, reports, and flyers, Add and edit photos, Add and edit text, Scale and rotate images, Share via email and social media, Print directly from device

**Features:** macOS Compatibility

**In-app purchases:** none


### Dual Chat

[App page](https://appshunter.io/ios/app/dual-chat-duo-web-backup/id6739734899)

Manage multiple messaging accounts, back up chats, and recover deleted messages. This app also offers a status saver for social media and an auto-reply feature for instant responses.

**Highlights:** Dual Messenger account management, Chat backup and recovery, WhatsApp status saver, Auto-reply functionality, Direct chat without saving contacts, Sync across devices via web scanner

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade Pro - Week | $6.99 | per 7 days |
| Upgrade Pro - Week | $9.99 | per 7 days |
| Upgrade Pro - Year | $49.99 | per year |
| Upgrade Pro - Year | $69.99 | per year |


## Frequently asked questions

### Is PDF Write free?

PDF Write is free to download, with no in-app purchases.

### Is Dual Chat free?

Dual Chat is free to download, with in-app purchases available.

### Which has better reviews, PDF Write or Dual Chat?

Dual Chat is rated higher. PDF Write averages 1.0 out of 5 from 1 ratings, while Dual Chat averages 4.3 from 67 ratings.

### Do PDF Write or Dual Chat have ads?

Neither PDF Write nor Dual Chat shows ads.

### Which is updated more often, PDF Write or Dual Chat?

PDF Write ships an update every 9 days, and Dual Chat every 2 weeks. Most recently, PDF Write was updated on October 9, 2026 and Dual Chat on October 26, 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.*