# Sonosphères vs Brocplan

The clearest difference is update cadence: Brocplan at fortnightly against Sonosphères's every 9 months. Sonosphères's advantage is iOS requirement (11.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sonosphères ships an update every 9 months, Brocplan fortnightly. The most recent releases landed on October 10, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Sonosphères | Brocplan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Size | 75 MB | 24 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Orbe](https://appshunter.io/developer/393122633) | [L'Ami Maubray](https://appshunter.io/developer/1683396267) |

## What reviewers say

### Sonosphères

[App page](https://appshunter.io/ios/app/sonospheres/id6447363889)

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

**In-app purchases:** none


### Brocplan

[App page](https://appshunter.io/ios/app/brocplan/id6448069368)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sonosphères free?

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

### Is Brocplan free?

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

### Do Sonosphères or Brocplan have ads?

Neither Sonosphères nor Brocplan shows ads.

### Which is updated more often, Sonosphères or Brocplan?

Sonosphères ships an update every 9 months, and Brocplan fortnightly. Most recently, Sonosphères was updated on October 10, 2026 and Brocplan on September 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.*