# APPA vs UIN Campus Digital

The clearest difference is ads: UIN Campus Digital at none against APPA's shown. APPA's advantage is device support (3 vs 1). On price, update cadence, 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.

APPA ships an update every 2 months, UIN Campus Digital every 3 months. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | APPA | UIN Campus Digital |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Ad-supported | — |
| Size | 33 MB | 28 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Bryan Oswaldo Gomez Perez](https://appshunter.io/developer/1573114808) | [UNIVERSIA](https://appshunter.io/developer/451726993) |

## What reviewers say

### APPA

[App page](https://appshunter.io/ios/app/appa-genera-bibliografias/id1573114806)

Easily create citations and bibliographical references for academic papers, theses, and scientific research. Simply fill out a form with source details and generate formatted references for various sources like books, websites, and journals.

**Highlights:** Generate citations for books, web pages, journals, and more, Fill out simple forms for source details, Copy and share generated citations, Information icons for field guidance, Supports various academic source types

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

**In-app purchases:** none


### UIN Campus Digital

[App page](https://appshunter.io/ios/app/uin-campus-digital/id6444285928)

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is APPA free?

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

### Is UIN Campus Digital free?

UIN Campus Digital is free to download, with no in-app purchases.

### Do APPA or UIN Campus Digital have ads?

APPA shows ads; UIN Campus Digital does not.

### Which is updated more often, APPA or UIN Campus Digital?

APPA ships an update every 2 months, and UIN Campus Digital every 3 months. Most recently, APPA was updated on November 3, 2026 and UIN Campus Digital on October 27, 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.*