# ChattyDOC vs ExplainThisDoc

The clearest difference is update cadence: ChattyDOC at every 5 days against ExplainThisDoc's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ChattyDOC sells 2 in-app purchases, starting at $4.99 per 7 days and ExplainThisDoc sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ChattyDOC ships an update every 5 days, ExplainThisDoc every 2 months. Both last shipped on September 30, 2026.

## The numbers

| Metric | ChattyDOC | ExplainThisDoc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Size | 30 MB | 54 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ayman Hamak](https://appshunter.io/developer/1829426231) | [Julian Heger](https://appshunter.io/developer/1874584074) |

## What reviewers say

### ChattyDOC

[App page](https://appshunter.io/ios/app/chattydoc/id6756056174)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Capture Pro Weekly | $4.99 | per 7 days |
| AI Capture Pro Yearly | $99.99 | per year |


### ExplainThisDoc

[App page](https://appshunter.io/ios/app/explainthisdoc-document-ai/id6758720729)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5 Credits | $2.99 | one-time |
| 50 Credits | $24.99 | one-time |
| 200 Credits | $69.99 | one-time |


## Frequently asked questions

### Is ChattyDOC free?

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

### Is ExplainThisDoc free?

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

### Do ChattyDOC or ExplainThisDoc have ads?

Neither ChattyDOC nor ExplainThisDoc shows ads.

### Which is updated more often, ChattyDOC or ExplainThisDoc?

ChattyDOC ships an update every 5 days, and ExplainThisDoc every 2 months. Most recently, ChattyDOC was updated on September 30, 2026 and ExplainThisDoc on September 30, 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.*