# DocuNet Viewer (Phone) vs Coruson

The clearest difference is in-app purchases: Coruson at none against DocuNet Viewer (Phone)'s 1. DocuNet Viewer (Phone)'s advantage is update cadence (every 5 weeks vs every 3 months) and iOS requirement (12.0 vs 16.0). On price, review sentiment, ads and monetization model there is nothing between them.

Both are free to download. DocuNet Viewer (Phone) sells 1 one-off in-app purchase. Coruson asks for nothing beyond the download.

DocuNet Viewer (Phone) ships an update every 5 weeks, Coruson every 3 months. The most recent releases landed on September 18, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | DocuNet Viewer (Phone) | Coruson |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/docunet-viewer-phone/id934767308/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | **8.8% of reviews** | 6.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 124 MB | 206 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Vistair Systems Ltd](https://appshunter.io/developer/478879616) | [Ideagen Limited](https://appshunter.io/developer/1455630207) |

## What reviewers say

### DocuNet Viewer (Phone)

[App page](https://appshunter.io/ios/app/docunet-viewer-phone/id934767308)

Access and view your entire document library offline. This application is designed to be part of a larger document management suite, providing convenient access to your files on the go.

**Highlights:** Offline document viewing, Access document library, Part of DocuNet suite, Mobile access

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Functionality | $19.99 | one-time |


### Coruson

[App page](https://appshunter.io/ios/app/coruson/id1399007559)

This app streamlines issue reporting and audits for organizations. It allows offline access to forms and documents, enhancing data accuracy and reducing paperwork. Features include photo annotation and secure document management.

**Highlights:** Offline issue reporting, Conduct and capture audits offline, Photo annotation for evidence, Secure access to controlled documents, Offline document viewing and acknowledgment, Biometric and single sign-on security

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

**In-app purchases:** none


## Frequently asked questions

### Is DocuNet Viewer (Phone) free?

DocuNet Viewer (Phone) is free to download, with in-app purchases available.

### Is Coruson free?

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

### Do DocuNet Viewer (Phone) or Coruson have ads?

Neither DocuNet Viewer (Phone) nor Coruson shows ads.

### Which is updated more often, DocuNet Viewer (Phone) or Coruson?

DocuNet Viewer (Phone) ships an update every 5 weeks, and Coruson every 3 months. Most recently, DocuNet Viewer (Phone) was updated on September 18, 2026 and Coruson on August 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*