# INFINITY vs SonLerni

The clearest difference is in-app purchases: INFINITY at none against SonLerni's 2. INFINITY also leads on ads (none vs shown) and iOS requirement (12.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. SonLerni sells 1 in-app purchase, starting at $59.99 per year. INFINITY asks for nothing beyond the download.

## The numbers

| Metric | INFINITY | SonLerni |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (10 ratings)](https://appshunter.io/ios/app/sonlerni-language-immersion/id6751362941/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 133 MB | 81 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [NEURE Sp. z o.o.](https://appshunter.io/developer/1699577244) | [Sonlerni LLC](https://appshunter.io/developer/1834763719) |

## What reviewers say

### INFINITY

[App page](https://appshunter.io/ios/app/infinity/id6472171651)

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

**In-app purchases:** none


### SonLerni

[App page](https://appshunter.io/ios/app/sonlerni-language-immersion/id6751362941)

Improve your listening comprehension in French, Spanish, German, and English with authentic audio and AI-powered explanations. Learn through real conversations and podcasts, with transcripts and study tools to reinforce understanding. Designed for intermediate learners to bridge the gap between reading and understanding native speakers.

**Highlights:** Authentic audio and podcasts, AI-powered explanations, Transcripts for listening support, Vocabulary review tools, Adjustable playback speed, Focus on real-world comprehension

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Subscription | $59.99 | per year |


## Frequently asked questions

### Is INFINITY free?

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

### Is SonLerni free?

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

### Do INFINITY or SonLerni have ads?

SonLerni shows ads; INFINITY does not.

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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.*