# docViewer vs Compass Chat

The clearest difference is price: Compass Chat at Free against docViewer's $0.99. Compass Chat also leads on update cadence (every 5 weeks vs every 38 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Compass Chat is free to download; docViewer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

docViewer ships an update every 38 months, Compass Chat every 5 weeks. The most recent releases landed on September 22, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | docViewer | Compass Chat |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 5 weeks** |
| Size | 1 MB | 24 MB |
| Requires iOS | 14.0 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gianluca Natalini](https://appshunter.io/developer/348380792) | [G Forty Two General Trading LLC](https://appshunter.io/developer/1725126980) |

## What reviewers say

### docViewer

[App page](https://appshunter.io/ios/app/docviewer/id929695565)

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

**In-app purchases:** none


### Compass Chat

[App page](https://appshunter.io/ios/app/compass-chat/id6654919346)

**In-app purchases:** none


## Frequently asked questions

### Is docViewer free?

docViewer costs $0.99, with no in-app purchases.

### Is Compass Chat free?

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

### Do docViewer or Compass Chat have ads?

Neither docViewer nor Compass Chat shows ads.

### Which is updated more often, docViewer or Compass Chat?

docViewer ships an update every 38 months, and Compass Chat every 5 weeks. Most recently, docViewer was updated on September 22, 2026 and Compass Chat on September 17, 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.*