# Voice Changer vs ThreadFlow · Parallel Timer

The clearest difference is ads: ThreadFlow · Parallel Timer at none against Voice Changer's shown. Voice Changer's advantage is device support (3 vs 1) and iOS requirement (14.1 vs 16.4). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Voice Changer | ThreadFlow · Parallel Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 weeks |
| Size | 58 MB | 47 MB |
| Requires iOS | **14.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HYUK NAMKUNG](https://appshunter.io/developer/1869906044) | [Zero24 LLC](https://appshunter.io/developer/6777598182) |

## What reviewers say

### Voice Changer

[App page](https://appshunter.io/ios/app/voice-changer-ringtone-maker/id6762555080)

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

**In-app purchases:** none


### ThreadFlow · Parallel Timer

[App page](https://appshunter.io/ios/app/threadflow-parallel-timer/id6805435326)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Voice Changer free?

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

### Is ThreadFlow · Parallel Timer free?

ThreadFlow · Parallel Timer is free to download, with no in-app purchases.

### Do Voice Changer or ThreadFlow · Parallel Timer have ads?

Voice Changer shows ads; ThreadFlow · Parallel Timer does not.

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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.*