# C.S.M. vs Visualised Audio

The clearest difference is in-app purchases: C.S.M. at none against Visualised Audio's 3. C.S.M. also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Visualised Audio sells 3 one-off in-app purchases. C.S.M. asks for nothing beyond the download.

C.S.M. ships an update every 12 months, Visualised Audio every 14 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | C.S.M. | Visualised Audio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/visualised-audio/id1111275756/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 14 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 4 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Caisses Sociales de Monaco](https://appshunter.io/developer/1077394889) | [Magnus Olsson](https://appshunter.io/developer/955492390) |

## What reviewers say

### C.S.M.

[App page](https://appshunter.io/ios/app/csm/id1077394890)

Manage your social security information and access services from the Principality of Monaco. Securely connect to view your registration card, track reimbursements, and submit online requests for certificates and pensions.

**Highlights:** Secure login with social security credentials, Digital registration card and ESF code, Track benefit reimbursements and payments, Submit online requests for certificates, Simulate retirement pension, Download forms

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Visualised Audio

[App page](https://appshunter.io/ios/app/visualised-audio/id1111275756)

This app analyzes single musical notes, displaying their pitch and visualizing harmonics. It helps musicians refine their playing technique by showing accuracy to pitch and the subtle differences in instrument sound through harmonic analysis. It requires microphone access and a quiet environment for optimal performance.

**Highlights:** Monophonic pitch detection, Note and harmonic visualization, Playing technique fine-tuning, Harmonic analysis of instruments, Practice aid for scales, Adjustable sensitivity slider

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small tip | $0.49 | one-time |
| Medium tip | $1.99 | one-time |
| Large tip | $3.99 | one-time |


## Frequently asked questions

### Is C.S.M. free?

C.S.M. is free to download, with no in-app purchases.

### Is Visualised Audio free?

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

### Do C.S.M. or Visualised Audio have ads?

Neither C.S.M. nor Visualised Audio shows ads.

### Which is updated more often, C.S.M. or Visualised Audio?

C.S.M. ships an update every 12 months, and Visualised Audio every 14 months. Most recently, C.S.M. was updated on October 24, 2026 and Visualised Audio on October 24, 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.*