# ThermVoltTube vs Melodic Sampler

ThermVoltTube and Melodic Sampler are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. ThermVoltTube sells 1 one-off in-app purchase and Melodic Sampler sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | ThermVoltTube | Melodic Sampler |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 27 MB | 31 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shoma Kondo](https://appshunter.io/developer/1884832972) | [Sean Ray Dvir](https://appshunter.io/developer/1850830113) |

## What reviewers say

### ThermVoltTube

[App page](https://appshunter.io/ios/app/thermvolttube/id6777901033)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ThermVoltTube Full Version | $4.99 | one-time |


### Melodic Sampler

[App page](https://appshunter.io/ios/app/melodic-sampler-sample-pads/id6793820051)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sampler - No Ads | $1.99 | per month |
| Sampler: Full Access | $4.99 | per month |


## Frequently asked questions

### Is ThermVoltTube free?

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

### Is Melodic Sampler free?

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

### Do ThermVoltTube or Melodic Sampler have ads?

Neither ThermVoltTube nor Melodic Sampler shows ads.

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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.*