# SealPath Viewer vs iDoc

The clearest difference is update cadence: iDoc at every 8 days against SealPath Viewer's every 2 months. SealPath Viewer's advantage is device support (4 vs 2). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SealPath Viewer ships an update every 2 months, iDoc every 8 days. The most recent releases landed on September 10, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | SealPath Viewer | iDoc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Size | 80 MB | 41 MB |
| Requires iOS | 12.2 | **11.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SealPath Technologies](https://appshunter.io/developer/848347064) | [TP TECHNOLOGY SERVICES COMPANY LIMITED](https://appshunter.io/developer/1683283412) |

## What reviewers say

### SealPath Viewer

[App page](https://appshunter.io/ios/app/sealpath-viewer/id1618212980)

**Features:** Vision Pro support

**In-app purchases:** none


### iDoc

[App page](https://appshunter.io/ios/app/idoc-pdf-reader-and-viewer/id6448430525)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SealPath Viewer free?

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

### Is iDoc free?

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

### Do SealPath Viewer or iDoc have ads?

Neither SealPath Viewer nor iDoc shows ads.

### Which is updated more often, SealPath Viewer or iDoc?

SealPath Viewer ships an update every 2 months, and iDoc every 8 days. Most recently, SealPath Viewer was updated on September 10, 2026 and iDoc on May 16, 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.*