# Flute Cards vs Depmin

The clearest difference is price: Depmin at Free against Flute Cards's $0.99. Depmin also leads on iOS requirement (17 vs 26.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Depmin is free to download; Flute Cards costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Flute Cards ships an update every 20 months, Depmin every 11 months. The most recent releases landed on October 19, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Flute Cards | Depmin |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/depmin/id6755386813/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 11 months** |
| Monetization | — | Free |
| Size | 4 MB | 8 MB |
| Requires iOS | 26.0 | **17** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Rob Duell PhD](https://appshunter.io/developer/1458271389) | [Kokoro Nemoto](https://appshunter.io/developer/1853554075) |

## What reviewers say

### Flute Cards

[App page](https://appshunter.io/ios/app/flute-cards/id6444918833)

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

**In-app purchases:** none


### Depmin

[App page](https://appshunter.io/ios/app/depmin/id6755386813)

This app is a unique synthesizer that emulates a theremin, using your device's front-facing camera to control pitch. Interact by touching the screen to adjust volume and effects, creating music in an intuitive way.

**Highlights:** Theremin-style sound generation, TrueDepth sensor for pitch control, Touch-based volume and effects adjustment, Synthesizer instrument, Unique musical interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Flute Cards free?

Flute Cards costs $0.99, with no in-app purchases.

### Is Depmin free?

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

### Do Flute Cards or Depmin have ads?

Neither Flute Cards nor Depmin shows ads.

### Which is updated more often, Flute Cards or Depmin?

Flute Cards ships an update every 20 months, and Depmin every 11 months. Most recently, Flute Cards was updated on October 19, 2026 and Depmin on October 20, 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.*