# AI Chat PDF vs Plainly

The clearest difference is update cadence: AI Chat PDF at every 2 weeks against Plainly's every 5 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. AI Chat PDF sells 4 in-app purchases, starting at $8.99 per 7 days and Plainly sells 2 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

AI Chat PDF ships an update every 2 weeks, Plainly every 5 weeks. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AI Chat PDF | Plainly |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 24 MB |
| Requires iOS | 17.2 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [OFFIWIZ, S.L.](https://appshunter.io/developer/1386038136) | [Vasilii Polovnikov](https://appshunter.io/developer/1716165883) |

## What reviewers say

### AI Chat PDF

[App page](https://appshunter.io/ios/app/ai-chat-pdf-office-docs-bot/id6636539247)

This app uses AI assistants to help you work with documents, generate summaries, translate text, and even create images. It simplifies workflows for professionals and students by centralizing tasks and optimizing time management.

**Highlights:** Create personalized AI assistants, Chat with documents for information access, Generate document summaries, Translate documents and texts, Create AI-generated images, Convert files between formats, Analyze Excel tables and generate reports, Extract text from images

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One week Subscription | $8.99 | per 7 days |
| One week Subscription | $8.99 | per 7 days |
| One year subscription | $89.99 | per year |
| One week Subscription | $89.99 | per year |


### Plainly

[App page](https://appshunter.io/ios/app/plainly-explain-documents/id6778920969)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | per 7 days |
| Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is AI Chat PDF free?

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

### Is Plainly free?

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

### Do AI Chat PDF or Plainly have ads?

Neither AI Chat PDF nor Plainly shows ads.

### Which is updated more often, AI Chat PDF or Plainly?

AI Chat PDF ships an update every 2 weeks, and Plainly every 5 weeks. Most recently, AI Chat PDF was updated on November 8, 2026 and Plainly on October 31, 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.*