# eChamber vs Documents & PDF Scanner

The clearest difference is in-app purchases: eChamber at none against Documents & PDF Scanner's 7. eChamber also leads on iOS requirement (15.6 vs 18.0). Documents & PDF Scanner's advantage is device support. On price there is nothing between them.

Both are free to download. Documents & PDF Scanner sells 7 in-app purchases, starting at $0.99 per 7 days. eChamber asks for nothing beyond the download.

## The numbers

| Metric | eChamber | Documents & PDF Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (94 ratings)](https://appshunter.io/ios/app/documents-and-pdf-scanner-fyle/id6740039121/reviews)** |
| Number of ratings | — | **94** |
| Positive reviews | — | 70.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 9 days |
| Monetization | — | Free with in-app purchases |
| Size | 31 MB | 73 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [National Assembly of Zambia](https://appshunter.io/developer/1584990534) | [Manuel Fessen](https://appshunter.io/developer/1788065349) |

## What reviewers say

### eChamber

[App page](https://appshunter.io/ios/app/echamber/id1584990532)

**In-app purchases:** none


### Documents & PDF Scanner

[App page](https://appshunter.io/ios/app/documents-and-pdf-scanner-fyle/id6740039121)

Scan, organize, and analyze your documents with AI. This app offers smart scanning, OCR text recognition, and an AI assistant to help you find information and take action on your files. Enjoy secure, encrypted storage and a 1-week free trial of premium features.

**Highlights:** Automatic document scanning, AI-powered OCR text recognition, Searchable PDF documents, AI assistant for summaries and questions, Secure iCloud sync, Auto-tagging and archiving

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $0.99 | per 7 days |
| Pro | $1.99 | per 7 days |
| Pro | $2.99 | per month |
| Pro | $4.99 | per month |
| Pro (Offer) | $29.99 | per year |
| Pro | $39.99 | per year |
| Lifetime | $89.99 | one-time |


## Frequently asked questions

### Is eChamber free?

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

### Is Documents & PDF Scanner free?

Documents & PDF Scanner is free to download, with in-app purchases available.

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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.*