# Conversation Board vs Write on PDF

The clearest difference is ads: Write on PDF at none against Conversation Board's shown. Write on PDF also leads on ratings volume (19 vs 1). Conversation Board's advantage is iOS requirement (12.1 vs 16.4). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. Conversation Board sells 2 one-off in-app purchases and Write on PDF sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Conversation Board against 4.9 for Write on PDF. That said, the two scores are not equally well evidenced: Write on PDF has 19 ratings behind it against 1, so its average is the more settled of the two.

Conversation Board ships an update every 2 weeks, Write on PDF every 10 days. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Conversation Board | Write on PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/conversation-board/id1584594154/reviews)** | [4.9 (19 ratings)](https://appshunter.io/ios/app/write-on-pdf-white-board/id6475992095/reviews) |
| Number of ratings | 1 | **19** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 41 MB | 260 MB |
| Requires iOS | **12.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NAOYA ONO](https://appshunter.io/developer/1530328146) | [Kairoos Solutions SL](https://appshunter.io/developer/978066434) |

## What reviewers say

### Conversation Board

[App page](https://appshunter.io/ios/app/conversation-board/id1584594154)

Facilitate written communication by placing your device in front of another person. Customize line colors and thickness for each user, and utilize full-screen mode for an expansive writing surface. Save and share conversations easily.

**Highlights:** Customizable line color and thickness, Full screen mode, Save and share screenshots, Individual settings for users

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Developer | $0.99 | one-time |
| Remove ads | $3.99 | one-time |


### Write on PDF

[App page](https://appshunter.io/ios/app/write-on-pdf-white-board/id6475992095)

This app offers a digital whiteboard experience with advanced drawing tools and PDF integration. It allows for freeform sketching, note-taking, and organization with unlimited notebooks and templates. Collaborate or work independently with enhanced security and automatic backups.

**Highlights:** Advanced drawing tools with 7 ink types, Add text boxes, photos, and paper styles, Over 200 templates, Unlimited notebooks and folders, PDF import and export, Apple Pencil and stylus support, Folder and app-wide passcodes

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features and AI | $1.99 | per month |
| Full Pro Unlock | $5.99 | one-time |


## Frequently asked questions

### Is Conversation Board free?

Conversation Board is free to download, with in-app purchases available.

### Is Write on PDF free?

Write on PDF is free to download, with in-app purchases available.

### Which has better reviews, Conversation Board or Write on PDF?

Conversation Board is rated higher. Conversation Board averages 5.0 out of 5 from 1 ratings, while Write on PDF averages 4.9 from 19 ratings.

### Do Conversation Board or Write on PDF have ads?

Conversation Board shows ads; Write on PDF does not.

### Which is updated more often, Conversation Board or Write on PDF?

Conversation Board ships an update every 2 weeks, and Write on PDF every 10 days. Most recently, Conversation Board was updated on October 14, 2026 and Write on PDF on October 9, 2026.

---

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