# Bell.bg vs Rhythm · Advanced Studies

The clearest difference is price: Bell.bg at Free against Rhythm · Advanced Studies's $6.99. Bell.bg also leads on iOS requirement (12.4 vs 14.0). Rhythm · Advanced Studies's advantage is in-app purchases (none vs 4). On update cadence, ads and device support there is nothing between them.

Bell.bg is free to download; Rhythm · Advanced Studies costs $6.99 up front. Bell.bg sells 4 one-off in-app purchases. Rhythm · Advanced Studies asks for nothing beyond the download.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on September 18, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | Bell.bg | Rhythm · Advanced Studies |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bellbg/id1445452233/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free | — |
| Size | 16 MB | 13 MB |
| Requires iOS | **12.4** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Consulting Solutions EOOD](https://appshunter.io/developer/1445452232) | [Marie Dahl Hoejsgaard](https://appshunter.io/developer/1549849131) |

## What reviewers say

### Bell.bg

[App page](https://appshunter.io/ios/app/bellbg/id1445452233)

Learn English anytime, anywhere with this mobile app designed for Bulgarian speakers. It offers interactive video lessons, grammar explanations, and exercises from beginner to advanced levels, utilizing your native language for comprehension. Progress tracking and certificates are available upon completion of levels.

**Highlights:** Interactive video lessons, Grammar explanations, Extensive exercises, Personalized vocabulary builder, Self-assessment tests, Certificates of completion

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30 days subscription | $11.99 | one-time |
| 60 days subscription | $13.99 | one-time |
| 4 months subscription | $18.99 | one-time |
| 1 year subscription | $43.99 | one-time |


### Rhythm · Advanced Studies

[App page](https://appshunter.io/ios/app/rhythm-advanced-studies/id1549849129)

**In-app purchases:** none


## Frequently asked questions

### Is Bell.bg free?

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

### Is Rhythm · Advanced Studies free?

Rhythm · Advanced Studies costs $6.99, with no in-app purchases.

### Do Bell.bg or Rhythm · Advanced Studies have ads?

Neither Bell.bg nor Rhythm · Advanced Studies shows ads.

### Which is updated more often, Bell.bg or Rhythm · Advanced Studies?

Bell.bg ships an update fortnightly, and Rhythm · Advanced Studies fortnightly. Most recently, Bell.bg was updated on September 18, 2026 and Rhythm · Advanced Studies on May 19, 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.*