# Cello Map App vs Sonidata

The clearest difference is price: Sonidata at Free against Cello Map App's $3.99. Sonidata also leads on review sentiment (100% vs 67%) and update cadence (every 3 days vs every 34 months). Cello Map App's advantage is in-app purchases (none vs 1) and chart position (#194 vs unranked). On ads, device support and iOS requirement there is nothing between them.

Sonidata is free to download; Cello Map App costs $3.99 up front. Sonidata sells 1 one-off in-app purchase. Cello Map App asks for nothing beyond the download.

Sonidata holds the better App Store score, 4.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews point the same way: 67% of Cello Map App's written reviews are positive against 100% of Sonidata's.

Cello Map App ships an update every 34 months, Sonidata every 3 days. The most recent releases landed on August 24, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Cello Map App | Sonidata |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/cello-map-app/id1529456113/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/sonidata/id6478503563/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 3 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#194** | — |
| Size | 170 MB | 29 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ellen Fallowfield](https://appshunter.io/developer/1500031017) | [Gaston Ibarroule](https://appshunter.io/developer/1733043491) |

## What reviewers say

### Cello Map App

[App page](https://appshunter.io/ios/app/cello-map-app/id1529456113)

**Currently charting:** #194 Top Paid · Music (US App Store)

This app helps cellists and composers find finger positions for specific harmonics and multiphonics. It provides audio examples, notation, and instructional videos to aid in playing and composing.

**Highlights:** Harmonics and multiphonics exploration, Smart search system, Audio examples, Notation display, Instructional videos, Advanced settings for microtonality and microphone choice

**Features:** Vision Pro support

**In-app purchases:** none


### Sonidata

[App page](https://appshunter.io/ios/app/sonidata/id6478503563)

Capture and organize professional audio archives on the go. This app allows for precise tagging, advanced routing, and seamless cloud syncing for sound designers and field recordists. It ensures your audio is studio-ready the moment you capture it.

**Highlights:** Broadcast-standard WAV recording, UCS v8.2 metadata tagging, Advanced audio routing, Live waveform metering, Cloud sync (iCloud, Google Drive, Dropbox), Batch editing and export, Siri and Shortcuts integration

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sonidata Pro | $24.99 | one-time |


## Frequently asked questions

### Is Cello Map App free?

Cello Map App costs $3.99, with no in-app purchases.

### Is Sonidata free?

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

### Which has better reviews, Cello Map App or Sonidata?

Sonidata is rated higher. Cello Map App averages 3.7 out of 5 from 3 ratings, while Sonidata averages 4.0 from 1 ratings.

### Do Cello Map App or Sonidata have ads?

Neither Cello Map App nor Sonidata shows ads.

### Which is updated more often, Cello Map App or Sonidata?

Cello Map App ships an update every 34 months, and Sonidata every 3 days. Most recently, Cello Map App was updated on August 24, 2026 and Sonidata on September 23, 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.*