# Manifest6 vs InterVoIP

The clearest difference is update cadence: Manifest6 at every 9 days against InterVoIP's every 6 weeks. Manifest6 also leads on device support (4 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

Manifest6 ships an update every 9 days, InterVoIP every 6 weeks. The most recent releases landed on September 17, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Manifest6 | InterVoIP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 6 weeks |
| Size | 142 MB | 109 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [goav8](https://appshunter.io/developer/558270536) | [ICUK Computing Services Ltd](https://appshunter.io/developer/943220204) |

## What reviewers say

### Manifest6

[App page](https://appshunter.io/ios/app/manifest6/id6717587246)

**Features:** Vision Pro support

**In-app purchases:** none


### InterVoIP

[App page](https://appshunter.io/ios/app/intervoip/id6754845642)

**In-app purchases:** none


## Frequently asked questions

### Is Manifest6 free?

Manifest6 is free to download, with no in-app purchases.

### Is InterVoIP free?

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

### Do Manifest6 or InterVoIP have ads?

Neither Manifest6 nor InterVoIP shows ads.

### Which is updated more often, Manifest6 or InterVoIP?

Manifest6 ships an update every 9 days, and InterVoIP every 6 weeks. Most recently, Manifest6 was updated on September 17, 2026 and InterVoIP on September 8, 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.*