# OneSala vs D

The clearest difference is rating: D at 5.0 against OneSala's 4.5. D also leads on in-app purchases (none vs 10). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. OneSala sells 10 one-off in-app purchases. D asks for nothing beyond the download.

D holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

OneSala ships an update monthly, D every 2 months. The most recent releases landed on October 16, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | OneSala | D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/onesala/id1494428158/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/d-library/id1581752781/reviews)** |
| Number of ratings | **2** | 1 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Freemium | **Free** |
| Size | 87 MB | 22 MB |
| Requires iOS | **12.0** | 12.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [ONESALA CO., LTD.](https://appshunter.io/developer/1576507206) | [SOKPHATH LY](https://appshunter.io/developer/1581752784) |

## What reviewers say

### OneSala

[App page](https://appshunter.io/ios/app/onesala/id1494428158)

This e-learning platform connects students with content creators and experts to expand knowledge. It offers video courses, interactive tests, and offline learning options for skill development. Content creators can also earn income by sharing their expertise.

**Highlights:** Subscription plans for course access, Comment section for student-teacher interaction, Offline video downloads, In-course tests, Dark mode

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchase Price 5.99 | $5.99 | one-time |
| Purchase Price 6.99 | $6.99 | one-time |
| Purchase Price $8.99 | $8.99 | one-time |
| OneSala Subscription | $9.99 | one-time |
| Purchase Price $18.99 | $18.99 | one-time |
| Special Promotion Six Months | $19.99 | one-time |
| Purchase Price $8.99 | $34.99 | one-time |
| Purchase Price $54.99 | $54.99 | one-time |
| Purchase Price $59.99 | $59.99 | one-time |
| One year subscription | $89.99 | one-time |


### D

[App page](https://appshunter.io/ios/app/d-library/id1581752781)

Access a wide range of books for students from grade 1 to 12, along with resources on agriculture, art, law, and regulations. This digital library offers diverse educational content for various learning needs.

**Highlights:** Books for grades 1-12, Agriculture resources, Art and law sections, Regulatory information, Digital library access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OneSala free?

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

### Is D free?

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

### Which has better reviews, OneSala or D?

D is rated higher. OneSala averages 4.5 out of 5 from 2 ratings, while D averages 5.0 from 1 ratings.

### Do OneSala or D have ads?

Neither OneSala nor D shows ads.

### Which is updated more often, OneSala or D?

OneSala ships an update monthly, and D every 2 months. Most recently, OneSala was updated on October 16, 2026 and D on October 2, 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.*