# POSTECH ID vs Aide

The clearest difference is in-app purchases: POSTECH ID at none against Aide's 3. POSTECH ID also leads on iOS requirement (13.0 vs 17.0). Aide's advantage is update cadence (daily vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. Aide sells 3 in-app purchases, starting at $3.99 per month. POSTECH ID asks for nothing beyond the download.

POSTECH ID ships an update every 5 months, Aide daily. The most recent releases landed on October 11, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | POSTECH ID | Aide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/postech-id/id1199401875/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Daily** |
| Monetization | Free | — |
| Size | 5 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pohang University of Science & Technology](https://appshunter.io/developer/1198977124) | [Seungjae YU](https://appshunter.io/developer/1786037630) |

## What reviewers say

### POSTECH ID

[App page](https://appshunter.io/ios/app/postech-id/id1199401875)

This app provides a mobile student and faculty ID for Pohang University of Science and Technology. It also functions as an access pass for external visitors to enter the library.

**Highlights:** Mobile student ID, Mobile faculty ID, Library access pass, Replaces physical cards

**In-app purchases:** none


### Aide

[App page](https://appshunter.io/ios/app/aide-identifies-keywords/id6754499436)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus | $3.99 | per month |
| Pro | $12.99 | per month |
| BUSINESS | $29.99 | per month |


## Frequently asked questions

### Is POSTECH ID free?

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

### Is Aide free?

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

### Do POSTECH ID or Aide have ads?

Neither POSTECH ID nor Aide shows ads.

### Which is updated more often, POSTECH ID or Aide?

POSTECH ID ships an update every 5 months, and Aide daily. Most recently, POSTECH ID was updated on October 11, 2026 and Aide on October 14, 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.*