# PaperDoc vs ARM

The clearest difference is in-app purchases: ARM at none against PaperDoc's 2. PaperDoc's advantage is update cadence (every 5 weeks vs every 11 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PaperDoc sells 2 in-app purchases, starting at $12.99 per month. ARM asks for nothing beyond the download.

PaperDoc ships an update every 5 weeks, ARM every 11 months. The most recent releases landed on September 28, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PaperDoc | ARM |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 11 months |
| Monetization | Freemium | — |
| Size | 42 MB | 17 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [PaperDoc](https://appshunter.io/developer/1572445836) | [Mohamed Bouziane](https://appshunter.io/developer/1210834741) |

## What reviewers say

### PaperDoc

[App page](https://appshunter.io/ios/app/paperdoc/id1572445504)

This app provides healthcare professionals with AI-powered summaries of scientific articles, saving time and keeping them updated on the latest advancements in their field. It offers personalized selections based on specialty and category for efficient knowledge enhancement.

**Highlights:** Personalized scientific article selection, AI-generated article summaries, Time-saving content analysis, Updates tailored to specialty, Efficient knowledge enhancement

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro monthly | $12.99 | per month |
| Pro yearly | $129.99 | per year |


### ARM

[App page](https://appshunter.io/ios/app/arm/id6445811864)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PaperDoc free?

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

### Is ARM free?

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

### Do PaperDoc or ARM have ads?

Neither PaperDoc nor ARM shows ads.

### Which is updated more often, PaperDoc or ARM?

PaperDoc ships an update every 5 weeks, and ARM every 11 months. Most recently, PaperDoc was updated on September 28, 2026 and ARM on October 6, 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.*