# One Heart App vs Lingo

The clearest difference is in-app purchases: One Heart App at none against Lingo's 2. Lingo's advantage is update cadence (every 3 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Lingo sells 2 in-app purchases, starting at $2.99 per month. One Heart App asks for nothing beyond the download.

One Heart App ships an update every 3 months, Lingo every 3 days. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | One Heart App | Lingo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Size | 40 MB | 41 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [One Heart Health](https://appshunter.io/developer/1782940422) | [Selcuk Ozdemir](https://appshunter.io/developer/1729068911) |

## What reviewers say

### One Heart App

[App page](https://appshunter.io/ios/app/one-heart-app/id6738925613)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lingo

[App page](https://appshunter.io/ios/app/lingo-learn-languages-fast/id6744068829)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aylık | $2.99 | per month |
| Yıllık | $9.99 | per year |


## Frequently asked questions

### Is One Heart App free?

One Heart App is free to download, with no in-app purchases.

### Is Lingo free?

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

### Do One Heart App or Lingo have ads?

Neither One Heart App nor Lingo shows ads.

### Which is updated more often, One Heart App or Lingo?

One Heart App ships an update every 3 months, and Lingo every 3 days. Most recently, One Heart App was updated on November 8, 2026 and Lingo on October 30, 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.*