# 해커스 텝스 vs POSTECH ID

The clearest difference is rating: 해커스 텝스 at 4.4 against POSTECH ID's 1.0. 해커스 텝스 also leads on ratings volume (5 vs 1). POSTECH ID's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, 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.

해커스 텝스 holds the better App Store score, 4.4 against 1.0. That said, the two scores are not equally well evidenced: 해커스 텝스 has 5 ratings behind it against 1, so its average is the more settled of the two.

해커스 텝스 ships an update every 3 months, POSTECH ID every 5 months. The most recent releases landed on September 24, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | 해커스 텝스 | POSTECH ID |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (5 ratings)](https://appshunter.io/ios/app/id459740688/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/postech-id/id1199401875/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 94.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free | Free |
| Size | 44 MB | 5 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hackers Language Research Institute](https://appshunter.io/developer/459740691) | [Pohang University of Science & Technology](https://appshunter.io/developer/1198977124) |

## What reviewers say

### 해커스 텝스

[App page](https://appshunter.io/ios/app/id459740688)

This app offers comprehensive TEPS study resources, including daily practice, vocabulary, free video lectures for best-selling textbooks, and a community forum. It also provides useful utilities like a score converter and exam center information to help users improve their TEPS scores.

**Highlights:** Daily TEPS practice and vocabulary, Free video lectures for TEPS textbooks, Monthly free TEPS prediction lectures, TEPS community for sharing reviews and study methods, TEPS utilities: score converter, timer, exam center info, Free learning materials and vocabulary lists

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

**In-app purchases:** none

**What reviewers like**

- 👍 Very helpful for studying
- 👍 Good for daily practice
- 👍 Intuitive and effective
- 👍 Great for test preparation
- 👍 Useful for improving English skills

**What reviewers complain about**

- 🤔 Limited features
- 🤔 App is a bit B-grade

**Requested features**

- More features needed


### 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


## Frequently asked questions

### Is 해커스 텝스 free?

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

### Is POSTECH ID free?

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

### Which has better reviews, 해커스 텝스 or POSTECH ID?

해커스 텝스 is rated higher. 해커스 텝스 averages 4.4 out of 5 from 5 ratings, while POSTECH ID averages 1.0 from 1 ratings.

### Do 해커스 텝스 or POSTECH ID have ads?

Neither 해커스 텝스 nor POSTECH ID shows ads.

### Which is updated more often, 해커스 텝스 or POSTECH ID?

해커스 텝스 ships an update every 3 months, and POSTECH ID every 5 months. Most recently, 해커스 텝스 was updated on September 24, 2026 and POSTECH ID on September 25, 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.*