# READING & vs 홀링

The clearest difference is update cadence: READING & at every 2 weeks against 홀링's monthly. 홀링's advantage is iOS requirement (13.4 vs 17.0). On price, review sentiment, 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.

READING & ships an update every 2 weeks, 홀링 monthly. The most recent releases landed on October 12, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | READING & | 홀링 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (10 ratings)](https://appshunter.io/ios/app/reading-and/id1128287708/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 79.2% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 202 MB | 25 MB |
| Requires iOS | 17.0 | **13.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [iPortfolio Inc.](https://appshunter.io/developer/486052141) | [MATHOLIC Inc.](https://appshunter.io/developer/1209890405) |

## What reviewers say

### READING &

[App page](https://appshunter.io/ios/app/reading-and/id1128287708)

Access a vast digital library of high-quality English books from Oxford University Press and Collins. This app offers a multi-dimensional reading system designed for efficient language acquisition, including vocabulary games, listening, reading, and speaking exercises. Enjoy personalized learning with features like pronunciation options, audio speed control, and a built-in dictionary.

**Highlights:** Digital library of Oxford and Collins English books, 5-Step Multi-Dimension Reading system, Vocabulary games, listening, reading, and speaking exercises, British & American pronunciation options, Audio speed control and recording feature, Built-in dictionary and personalized vocabulary list, Offline reading mode

**In-app purchases:** none


### 홀링

[App page](https://appshunter.io/ios/app/id6478107698)

This app offers a comprehensive elementary math learning experience, combining video lectures, problem-solving, error notes, and AI-powered analysis. It features a new user interface designed for easier and more enjoyable exploration of math concepts.

**Highlights:** Video lectures, Problem solving, Error notes, AI learning analysis, Interactive math island exploration, Tablet PC support

**In-app purchases:** none


## Frequently asked questions

### Is READING & free?

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

### Is 홀링 free?

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

### Do READING & or 홀링 have ads?

Neither READING & nor 홀링 shows ads.

### Which is updated more often, READING & or 홀링?

READING & ships an update every 2 weeks, and 홀링 monthly. Most recently, READING & was updated on October 12, 2026 and 홀링 on October 5, 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.*