# [sip] Mobile vs acall

[sip] Mobile and acall are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 13, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | [sip] Mobile | acall |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free |
| Size | 130 MB | 11 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ISOware GmbH](https://appshunter.io/developer/1489335403) | [EDNT GmbH](https://appshunter.io/developer/975507681) |

## What reviewers say

### [sip] Mobile

[App page](https://appshunter.io/ios/app/sip-mobile-client/id1489335404)

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

**In-app purchases:** none


### acall

[App page](https://appshunter.io/ios/app/acall/id1611188472)

This mobile SIP client integrates seamlessly with FusionPBX, offering a flexible and powerful communication solution for users on the go. It supports advanced calling features, contact management, and voicemail, ensuring you stay connected anywhere.

**Highlights:** Easy setup via QR code or manual SIP data, Seamless integration with FusionPBX, Push notifications and IPv4/IPv6 support, Call handling: hold, transfer, conference, Contact and call history management, Integrated XMPP chat and voicemail, Fax support (send/receive)

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

**In-app purchases:** none


## Frequently asked questions

### Is [sip] Mobile free?

[sip] Mobile is free to download, with no in-app purchases.

### Is acall free?

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

### Do [sip] Mobile or acall have ads?

Neither [sip] Mobile nor acall shows ads.

### Which is updated more often, [sip] Mobile or acall?

[sip] Mobile ships an update every 3 weeks, and acall every 3 weeks. Most recently, [sip] Mobile was updated on September 13, 2026 and acall on September 24, 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.*