# Actify! B vs MeloLingo

The clearest difference is in-app purchases: Actify! B at none against MeloLingo's 6. Actify! B also leads on iOS requirement (12.0 vs 15.0). MeloLingo's advantage is update cadence (every 4 days vs every 6 months) and chart position (#68 vs unranked). On price, ads and device support there is nothing between them.

Both are free to download. MeloLingo sells 6 in-app purchases, starting at $6.99 per 7 days. Actify! B asks for nothing beyond the download.

Actify! B ships an update every 6 months, MeloLingo every 4 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | Actify! B | MeloLingo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (102 ratings)](https://appshunter.io/ios/app/melolingo-learn-spanish/id6757321559/reviews)** |
| Number of ratings | — | **102** |
| Positive reviews | — | 14.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Best chart rank | — | **#68** |
| Size | 33 MB | 274 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Fred Hutch Cancer Research Center](https://appshunter.io/developer/1205729311) | [Wojciech Zieba](https://appshunter.io/developer/1853276764) |

## What reviewers say

### Actify! B

[App page](https://appshunter.io/ios/app/actify-b/id1585234837)

**In-app purchases:** none


### MeloLingo

[App page](https://appshunter.io/ios/app/melolingo-learn-spanish/id6757321559)

**Currently charting:** #68 Top Grossing · Education, #191 Top Free · Education (US App Store)

Learn Spanish by singing along to popular songs with real-time lyrics and translations. This app uses music to make vocabulary stick naturally, offering quizzes and slang cards for practical language acquisition. It's designed for beginners and helps build a daily learning habit.

**Highlights:** Karaoke-style lyrics with line-by-line highlighting, Tap-to-translate for instant English definitions, Vocabulary quizzes after each song, Adjustable playback speed, Slang & Street Spanish cards, Daily streak tracking

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $6.99 | per 7 days |
| Premium Monthly | $9.99 | per month |
| Premium Yearly | $39.99 | per year |
| MeloLingo Pro | $39.99 | per year |
| MeloLingo Pro | $39.99 | per year |
| Lifetime Pro Access | $14.99 | one-time |


## Frequently asked questions

### Is Actify! B free?

Actify! B is free to download, with no in-app purchases.

### Is MeloLingo free?

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

### Do Actify! B or MeloLingo have ads?

Neither Actify! B nor MeloLingo shows ads.

### Which is updated more often, Actify! B or MeloLingo?

Actify! B ships an update every 6 months, and MeloLingo every 4 days. Most recently, Actify! B was updated on October 25, 2026 and MeloLingo on October 25, 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.*