# ALIST OPAC vs เด็กดี TCAS

The clearest difference is update cadence: เด็กดี TCAS at fortnightly against ALIST OPAC's every 3 months. เด็กดี TCAS also leads on ratings volume (6 vs 1). ALIST OPAC's advantage is monetization model (free vs ad-supported) and iOS requirement (10.0 vs 15.1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for ALIST OPAC against 5.0 for เด็กดี TCAS. That said, the two scores are not equally well evidenced: เด็กดี TCAS has 6 ratings behind it against 1, so its average is the more settled of the two.

ALIST OPAC ships an update every 3 months, เด็กดี TCAS fortnightly. The most recent releases landed on June 25, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | ALIST OPAC | เด็กดี TCAS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/alist-opac/id959849326/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/tcas/id1085015512/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | **Free** | Ad-supported |
| Size | 78 MB | 40 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PRINCE OF SONGKLA UNIVERSITY](https://appshunter.io/developer/1456089991) | [Dek-D Interactive Co.,Ltd.](https://appshunter.io/developer/581184062) |

## What reviewers say

### ALIST OPAC

[App page](https://appshunter.io/ios/app/alist-opac/id959849326)

Access your institution's library catalog from your mobile device. Search for books, journals, and other materials, place reservations, renew borrowed items, and find item locations.

**Highlights:** Search library catalog, Place reservations, Renew borrowed items, Find item locations, Discover library materials

**Features:** macOS Compatibility

**In-app purchases:** none


### เด็กดี TCAS

[App page](https://appshunter.io/ios/app/tcas/id1085015512)

This app provides comprehensive TCAS information for students, consolidating updates, news, discussion forums, and educational resources. It features a countdown calendar, program search with score analysis, and reviews of popular faculties.

**Highlights:** TCAS Alerts and news, Discussion forums, Infographics and videos, Countdown calendar, Faculty search and analysis, Reviews of popular faculties

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

**In-app purchases:** none


## Frequently asked questions

### Is ALIST OPAC free?

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

### Is เด็กดี TCAS free?

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

### Which has better reviews, ALIST OPAC or เด็กดี TCAS?

ALIST OPAC and เด็กดี TCAS are both rated 5.0 out of 5 on the App Store, from 1 and 6 ratings respectively.

### Do ALIST OPAC or เด็กดี TCAS have ads?

Neither ALIST OPAC nor เด็กดี TCAS shows ads.

### Which is updated more often, ALIST OPAC or เด็กดี TCAS?

ALIST OPAC ships an update every 3 months, and เด็กดี TCAS fortnightly. Most recently, ALIST OPAC was updated on June 25, 2026 and เด็กดี TCAS on September 17, 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.*