# PubCoder Shelf Showcase vs MK Congress

The clearest difference is update cadence: MK Congress at every 5 days against PubCoder Shelf Showcase's every 2 months. PubCoder Shelf Showcase's advantage is device support (3 vs 1). 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.

PubCoder Shelf Showcase ships an update every 2 months, MK Congress every 5 days. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | PubCoder Shelf Showcase | MK Congress |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pubcoder-shelf-showcase/id1611378486/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 91 MB | 3 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [PubCoder](https://appshunter.io/developer/918409960) | [LetzFair](https://appshunter.io/developer/1590302077) |

## What reviewers say

### PubCoder Shelf Showcase

[App page](https://appshunter.io/ios/app/pubcoder-shelf-showcase/id1611378486)

Explore a curated collection of interactive publications, PDFs, and audiobooks created by global publishers. Discover engaging digital content showcasing innovative storytelling and educational materials.

**Highlights:** Interactive publications, PDF support, Audiobook playback, Global publisher content, Digital content showcase

**In-app purchases:** none


### MK Congress

[App page](https://appshunter.io/ios/app/mk-congress/id6754776192)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PubCoder Shelf Showcase free?

PubCoder Shelf Showcase is free to download, with no in-app purchases.

### Is MK Congress free?

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

### Do PubCoder Shelf Showcase or MK Congress have ads?

Neither PubCoder Shelf Showcase nor MK Congress shows ads.

### Which is updated more often, PubCoder Shelf Showcase or MK Congress?

PubCoder Shelf Showcase ships an update every 2 months, and MK Congress every 5 days. Most recently, PubCoder Shelf Showcase was updated on October 1, 2026 and MK Congress on October 9, 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.*