# Mumble Forum vs SipSync Calls

The clearest difference is in-app purchases: SipSync Calls at none against Mumble Forum's 2. SipSync Calls also leads on update cadence (every 6 days vs every 5 months) and iOS requirement (15.1 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Mumble Forum sells 2 in-app purchases, starting at $12.99 per month. SipSync Calls asks for nothing beyond the download.

Mumble Forum ships an update every 5 months, SipSync Calls every 6 days. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Mumble Forum | SipSync Calls |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 days** |
| Monetization | Subscription | — |
| Size | 80 MB | 82 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Mumble Group LTD](https://appshunter.io/developer/1713778576) | [tanju yayak](https://appshunter.io/developer/898543604) |

## What reviewers say

### Mumble Forum

[App page](https://appshunter.io/ios/app/mumble-forum/id6470506947)

Connect with a global community of business women focused on personal and professional development. Access exclusive content, mentorship, and VIP perks like workspace passes and partner discounts.

**Highlights:** Private global network, Exclusive content access, Mentorship opportunities, VIP member perks, Partner brand discounts, Workspace day passes

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $12.99 | per month |
| Yearly Subscription | $100.00 | per year |


### SipSync Calls

[App page](https://appshunter.io/ios/app/sipsync-calls/id6742335994)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mumble Forum free?

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

### Is SipSync Calls free?

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

### Do Mumble Forum or SipSync Calls have ads?

Neither Mumble Forum nor SipSync Calls shows ads.

### Which is updated more often, Mumble Forum or SipSync Calls?

Mumble Forum ships an update every 5 months, and SipSync Calls every 6 days. Most recently, Mumble Forum was updated on October 24, 2026 and SipSync Calls on October 14, 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.*