# Vivitar Mobile Reader vs GridScout PA

The clearest difference is in-app purchases: Vivitar Mobile Reader at none against GridScout PA's 1. Vivitar Mobile Reader also leads on ads (none vs shown) and device support (3 vs 1). GridScout PA's advantage is update cadence (every 3 days vs every 4 months). On price there is nothing between them.

Both are free to download. GridScout PA sells 1 one-off in-app purchase. Vivitar Mobile Reader asks for nothing beyond the download.

Vivitar Mobile Reader ships an update every 4 months, GridScout PA every 3 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Vivitar Mobile Reader | GridScout PA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.7 (994 ratings)](https://appshunter.io/ios/app/vivitar-mobile-reader/id1502012385/reviews)** | — |
| Number of ratings | **994** | — |
| Positive reviews | 12.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 93 MB | 22 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [振峰 皮](https://appshunter.io/developer/1479286012) | [okan oguz](https://appshunter.io/developer/1876047316) |

## What reviewers say

### Vivitar Mobile Reader

[App page](https://appshunter.io/ios/app/vivitar-mobile-reader/id1502012385)

Manage and view media files like photos, videos, and music from your connected device. Organize, share, and play content with features like slideshows and music playback controls. Supports various document formats for comprehensive file management.

**Highlights:** Media thumbnail display, List/thumbnail view, File sharing, Copy/cut/delete/create/rename files, Slideshow mode for photos, Music playback with artwork, Document format support

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 👍 Works as expected
- 📷 Helpful for transferring photos

**What reviewers complain about**

- 🐛 Frequent crashes
- 🔌 Compatibility issues with newer devices
- 🤔 Confusing interface
- 💾 Unable to transfer certain file types (e.g., RAW images)

**Reported bugs**

- App crashes when inserting SD card
- Photos/videos not showing up in app
- Corrupted data after transfers

**Requested features**

- Ability to transfer files in bulk
- Support for more file types
- Improved stability and reliability


### GridScout PA

[App page](https://appshunter.io/ios/app/gridscout-pa/id6791697686)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads - GridScout PA | $9.99 | one-time |


## Frequently asked questions

### Is Vivitar Mobile Reader free?

Vivitar Mobile Reader is free to download, with no in-app purchases.

### Is GridScout PA free?

GridScout PA is free to download, with in-app purchases available.

### Do Vivitar Mobile Reader or GridScout PA have ads?

GridScout PA shows ads; Vivitar Mobile Reader does not.

### Which is updated more often, Vivitar Mobile Reader or GridScout PA?

Vivitar Mobile Reader ships an update every 4 months, and GridScout PA every 3 days. Most recently, Vivitar Mobile Reader was updated on November 7, 2026 and GridScout PA on November 5, 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.*