# (구) 이투스 수강앱 vs 잇올

The clearest difference is rating: 잇올 at 3.0 against (구) 이투스 수강앱's 1.3. 잇올 also leads on in-app purchases (none vs 1) and update cadence (fortnightly vs every 2 months). (구) 이투스 수강앱's advantage is ratings volume (13 vs 2). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. (구) 이투스 수강앱 sells 1 one-off in-app purchase. 잇올 asks for nothing beyond the download.

잇올 holds the better App Store score, 3.0 against 1.3. That said, the two scores are not equally well evidenced: (구) 이투스 수강앱 has 13 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 13% of (구) 이투스 수강앱's written reviews are positive against 17% of 잇올's.

(구) 이투스 수강앱 ships an update every 2 months, 잇올 fortnightly. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | (구) 이투스 수강앱 | 잇올 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.3 (13 ratings)](https://appshunter.io/ios/app/smart-study/id1486564159/reviews) | **[3.0 (2 ratings)](https://appshunter.io/ios/app/id6477373910/reviews)** |
| Number of ratings | **13** | 2 |
| Positive reviews | 12.5% of reviews | **16.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 63 MB | 62 MB |
| Requires iOS | 17.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Etoos Education](https://appshunter.io/developer/403650801) | [(주)잇올](https://appshunter.io/developer/1672215665) |

## What reviewers say

### (구) 이투스 수강앱

[App page](https://appshunter.io/ios/app/smart-study/id1486564159)

This app offers a streamlined learning experience with personalized course recommendations and exclusive content from top instructors. Enjoy features like quick streaming, offline downloads, direct Q&A with teachers, and customizable playback options for efficient study.

**Highlights:** Personalized course recommendations, Exclusive original content, Offline lecture downloads, Direct Q&A with instructors, Customizable playback speed and features, New UX/UI for user convenience

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 이투스머니충전 10,000 | $11.99 | one-time |


### 잇올

[App page](https://appshunter.io/ios/app/id6477373910)

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

**In-app purchases:** none


## Frequently asked questions

### Is (구) 이투스 수강앱 free?

(구) 이투스 수강앱 is free to download, with in-app purchases available.

### Is 잇올 free?

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

### Which has better reviews, (구) 이투스 수강앱 or 잇올?

잇올 is rated higher. (구) 이투스 수강앱 averages 1.3 out of 5 from 13 ratings, while 잇올 averages 3.0 from 2 ratings.

### Do (구) 이투스 수강앱 or 잇올 have ads?

Neither (구) 이투스 수강앱 nor 잇올 shows ads.

### Which is updated more often, (구) 이투스 수강앱 or 잇올?

(구) 이투스 수강앱 ships an update every 2 months, and 잇올 fortnightly. Most recently, (구) 이투스 수강앱 was updated on October 13, 2026 and 잇올 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.*