# Ptilop.sys vs ABS Admin

The clearest difference is in-app purchases: Ptilop.sys at none against ABS Admin's 3. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. ABS Admin sells 3 one-off in-app purchases. Ptilop.sys asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Ptilop.sys against 5.0 for ABS Admin. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Ptilop.sys ships an update weekly, ABS Admin every 5 days. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Ptilop.sys | ABS Admin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/ptilopsys/id6778647718/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/abs-admin-audiobookshelf/id6788065635/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Free | Free |
| Size | 211 MB | 8 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Soon-woo Kwon](https://appshunter.io/developer/6778647721) | [Corey FELDMAN](https://appshunter.io/developer/1836967631) |

## What reviewers say

### Ptilop.sys

[App page](https://appshunter.io/ios/app/ptilopsys/id6778647718)

This app provides tools and information for players of a popular strategy game. Most functions are available offline, with optional downloads for extra game content. It relies on game data and external APIs for certain features.

**Highlights:** Offline functionality, Downloadable illustrations, Downloadable voicelines, Game information, External API integration

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

**In-app purchases:** none


### ABS Admin

[App page](https://appshunter.io/ios/app/abs-admin-audiobookshelf/id6788065635)

Manage your personal audiobook and ebook server, play and read content, and organize your entire library. This app offers a comprehensive suite of tools for server administration, including metadata editing, library cleanup, and user management.

**Highlights:** Manage audiobook and ebook libraries, Built-in audiobook player, EPUB, PDF, and CBZ reader, Edit metadata and fix covers, Organize series, collections, and playlists, Upload media from cloud storage, Podcast management, User and permission management

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $4.99 | one-time |


## Frequently asked questions

### Is Ptilop.sys free?

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

### Is ABS Admin free?

ABS Admin is free to download, with in-app purchases available.

### Which has better reviews, Ptilop.sys or ABS Admin?

Ptilop.sys and ABS Admin are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Ptilop.sys or ABS Admin have ads?

Neither Ptilop.sys nor ABS Admin shows ads.

### Which is updated more often, Ptilop.sys or ABS Admin?

Ptilop.sys ships an update weekly, and ABS Admin every 5 days. Most recently, Ptilop.sys was updated on October 6, 2026 and ABS Admin 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.*