# Serafim Audio vs Cast Volume

The clearest difference is in-app purchases: Serafim Audio at none against Cast Volume's 2. Serafim Audio also leads on iOS requirement (13.0 vs 18.6). Cast Volume's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Cast Volume sells 2 one-off in-app purchases. Serafim Audio asks for nothing beyond the download.

Serafim Audio ships an update every 3 months, Cast Volume every 2 weeks. The most recent releases landed on October 13, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Serafim Audio | Cast Volume |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cast-volume-remote-control/id6759741348/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 6 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Serafim Technologies Inc.](https://appshunter.io/developer/847342450) | [Søren Thorup](https://appshunter.io/developer/1880464718) |

## What reviewers say

### Serafim Audio

[App page](https://appshunter.io/ios/app/serafim-audio/id1604538713)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cast Volume

[App page](https://appshunter.io/ios/app/cast-volume-remote-control/id6759741348)

Control the volume of your Chromecast and Google TV devices quickly and reliably. Create homescreen widgets for seamless adjustments, mute playback, and fine-tune volume precisely without jumping. This app offers a volume-first design, prioritizing ease of use for all casting devices.

**Highlights:** Homescreen widgets for volume control, Control multiple devices, Instant volume adjustment, Precise volume fine-tuning, Mute playback, Volume-first design

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30-day Trial | Free | one-time |
| Premium Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Serafim Audio free?

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

### Is Cast Volume free?

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

### Do Serafim Audio or Cast Volume have ads?

Neither Serafim Audio nor Cast Volume shows ads.

### Which is updated more often, Serafim Audio or Cast Volume?

Serafim Audio ships an update every 3 months, and Cast Volume every 2 weeks. Most recently, Serafim Audio was updated on October 13, 2026 and Cast Volume on October 25, 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.*