# Prolog Language Courses vs SkillUp

The clearest difference is in-app purchases: SkillUp at none against Prolog Language Courses's 20. SkillUp also leads on update cadence (weekly vs every 5 months). Prolog Language Courses's advantage is ads (none vs shown) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Prolog Language Courses sells 16 one-off in-app purchases. SkillUp asks for nothing beyond the download.

Prolog Language Courses ships an update every 5 months, SkillUp weekly. The most recent releases landed on August 15, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Prolog Language Courses | SkillUp |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 40 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PROLOG Limited](https://appshunter.io/developer/359022156) | [Tomer Levin](https://appshunter.io/developer/1893328306) |

## What reviewers say

### Prolog Language Courses

[App page](https://appshunter.io/ios/app/prolog-language-courses/id718985854)

Learn new languages with interactive lessons featuring audio and text. Access dozens of free lessons, with options to upgrade to full courses for a low price. Study anytime, anywhere, with a focus on listening, reading, and speaking.

**Highlights:** Interactive audio and text lessons, Dozens of free lessons, Full course upgrades available, Learn English, French, German, Spanish, and more, Phrasebooks for various languages, Study on the go

**Features:** macOS Compatibility

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hebräisch – Sprachführer | $5.99 | one-time |
| Hébreu Manuel de conversation | $5.99 | one-time |
| HEBREO Manual de Conversación | $5.99 | one-time |
| Иврит – разговорник | $5.99 | one-time |
| HEBREW - Let's speak! | $7.99 | one-time |
| Hebrew - on Video! | $14.99 | one-time |
| Spanish - on Video! | $14.99 | one-time |
| Inglés - ¡En vídeo! | $14.99 | one-time |
| Portugués - ¡En vídeo! | $14.99 | one-time |
| Иврит по видео | $14.99 | one-time |
| Английский по видео | $14.99 | one-time |
| الإنكليزية - بالفيديو! | $14.99 | one-time |
| Hebrew Ulpan Video Course | $17.99 | one-time |
| Hebrew Verbs and Conjugations | $20.99 | one-time |
| Welcome to Hebrew | $24.99 | one-time |
| HEBREW - Let's Speak! | $24.99 | one-time |


### SkillUp

[App page](https://appshunter.io/ios/app/skillup/id6762197788)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Prolog Language Courses free?

Prolog Language Courses is free to download, with in-app purchases available.

### Is SkillUp free?

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

### Do Prolog Language Courses or SkillUp have ads?

SkillUp shows ads; Prolog Language Courses does not.

### Which is updated more often, Prolog Language Courses or SkillUp?

Prolog Language Courses ships an update every 5 months, and SkillUp weekly. Most recently, Prolog Language Courses was updated on August 15, 2026 and SkillUp on September 17, 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.*