# Polaris Viewer vs initial (이니셜)

The clearest difference is rating: Polaris Viewer at 4.6 against initial (이니셜)'s 1.8. Polaris Viewer also leads on review sentiment (56% vs 33%) and ratings volume (74 vs 5). initial (이니셜)'s advantage is in-app purchases (none vs 1) and ads (none vs shown). On price there is nothing between them.

Both are free to download. Polaris Viewer sells 1 one-off in-app purchase. initial (이니셜) asks for nothing beyond the download.

Polaris Viewer holds the better App Store score, 4.6 against 1.8. That said, the two scores are not equally well evidenced: Polaris Viewer has 74 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 56% of Polaris Viewer's written reviews are positive against 33% of initial (이니셜)'s.

Polaris Viewer ships an update every 3 months, initial (이니셜) every 5 weeks. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Polaris Viewer | initial (이니셜) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (74 ratings)](https://appshunter.io/ios/app/polaris-viewer-pdf-document/id1361508774/reviews)** | [1.8 (5 ratings)](https://appshunter.io/ios/app/initial/id1500820663/reviews) |
| Number of ratings | **74** | 5 |
| Positive reviews | **56.4% of reviews** | 33.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 177 MB | 129 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Vision Pro** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Polaris Office Corp.](https://appshunter.io/developer/380275428) | [SK Telecom](https://appshunter.io/developer/329992155) |

## What reviewers say

### Polaris Viewer

[App page](https://appshunter.io/ios/app/polaris-viewer-pdf-document/id1361508774)

This app offers a mobile-optimized experience for viewing various document types, including Microsoft Office files, PDFs, and TXT. It provides smart document management features and supports cloud integration for easy access to your files.

**Highlights:** Mobile optimized document viewer, Supports Microsoft Office, PDF, TXT, Zip, CSV, Cloud storage integration (iCloud, Google Drive, Dropbox, etc.), Smart document management, App lock with fingerprint, face, or password, Night mode and paper texture background options

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $10.99 | one-time |


### initial (이니셜)

[App page](https://appshunter.io/ios/app/initial/id1500820663)

This app simplifies identity verification and document submission through your mobile device. It allows for the issuance and submission of various identification cards and certificates, streamlining processes like insurance claims and university access.

**Highlights:** Mobile ID and certificate issuance, Government e-document submission, Phone damage insurance claims, Required document submission, University ID card access

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Polaris Viewer free?

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

### Is initial (이니셜) free?

initial (이니셜) is free to download, with no in-app purchases.

### Which has better reviews, Polaris Viewer or initial (이니셜)?

Polaris Viewer is rated higher. Polaris Viewer averages 4.6 out of 5 from 74 ratings, while initial (이니셜) averages 1.8 from 5 ratings.

### Do Polaris Viewer or initial (이니셜) have ads?

Polaris Viewer shows ads; initial (이니셜) does not.

### Which is updated more often, Polaris Viewer or initial (이니셜)?

Polaris Viewer ships an update every 3 months, and initial (이니셜) every 5 weeks. Most recently, Polaris Viewer was updated on October 14, 2026 and initial (이니셜) on October 15, 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.*