# Oak Viewer vs PicGallery

The clearest difference is in-app purchases: PicGallery at none against Oak Viewer's 2. PicGallery also leads on iOS requirement (15.0 vs 26.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Oak Viewer sells 2 in-app purchases, starting at $2.99 per year. PicGallery asks for nothing beyond the download.

Oak Viewer ships an update every 4 days, PicGallery every 6 days. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Oak Viewer | PicGallery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/oak-viewer/id6756910739/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 6 days |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 60 MB |
| Requires iOS | 26.1 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Jeremy Dunlap](https://appshunter.io/developer/1863615802) | [Niv Kotadiya](https://appshunter.io/developer/6798569289) |

## What reviewers say

### Oak Viewer

[App page](https://appshunter.io/ios/app/oak-viewer/id6756910739)

A private, on-device photo viewer for art collectors and photographers. Browse, import, organize, and rate your image collection with detailed insights and customizable viewing options.

**Highlights:** Full-screen image and video viewing, On-device private library, Built-in private browser for discovery, Organize with unlimited folders, Rate images with a 1-5 star system, Detailed image metadata and histograms, Customizable themes and widgets

**Features:** macOS Compatibility, Family Sharing, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Oak Viewer Pro | $2.99 | per year |
| Lifetime Unlock | $9.99 | one-time |


### PicGallery

[App page](https://appshunter.io/ios/app/picgallery/id6798569287)

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

**In-app purchases:** none


## Frequently asked questions

### Is Oak Viewer free?

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

### Is PicGallery free?

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

### Do Oak Viewer or PicGallery have ads?

Neither Oak Viewer nor PicGallery shows ads.

### Which is updated more often, Oak Viewer or PicGallery?

Oak Viewer ships an update every 4 days, and PicGallery every 6 days. Most recently, Oak Viewer was updated on November 9, 2026 and PicGallery on October 31, 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.*