# MEF vs OneSala

The clearest difference is rating: MEF at 5.0 against OneSala's 4.5. MEF also leads on in-app purchases (none vs 10) and iOS requirement (8.0 vs 12.0). On price, ratings volume, ads and device support there is nothing between them.

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

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

## The numbers

| Metric | MEF | OneSala |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mef-dictionary/id1167931942/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/onesala/id1494428158/reviews) |
| Number of ratings | 2 | 2 |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | **Free** | Freemium |
| Size | 48 MB | 87 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [MINISTRY OF ECONOMY AND FINANCE](https://appshunter.io/developer/1507079609) | [ONESALA CO., LTD.](https://appshunter.io/developer/1576507206) |

## What reviewers say

### MEF

[App page](https://appshunter.io/ios/app/mef-dictionary/id1167931942)

Access a comprehensive offline dictionary for reliable definitions anytime, anywhere. This essential tool provides definitions without needing an internet connection, making it a dependable resource.

**Highlights:** Offline access to definitions, Comprehensive dictionary content, Dependable definitions, Essential reference tool

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is MEF free?

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

### Is OneSala free?

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

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

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

### Do MEF or OneSala have ads?

Neither MEF nor OneSala shows ads.

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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.*