# Rivalzz vs SoundLine Dialer

The clearest difference is update cadence: SoundLine Dialer at every 3 days against Rivalzz's every 8 months. On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Rivalzz against 5.0 for SoundLine Dialer. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Rivalzz ships an update every 8 months, SoundLine Dialer every 3 days. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Rivalzz | SoundLine Dialer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/rivalzz/id1485715148/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/soundline-dialer/id6749347440/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 days** |
| Monetization | Free | Free |
| Size | 97 MB | 31 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rivalzz Pty Ltd](https://appshunter.io/developer/1485715147) | [SoundLine Communications LLC](https://appshunter.io/developer/1830139536) |

## What reviewers say

### Rivalzz

[App page](https://appshunter.io/ios/app/rivalzz/id1485715148)

Make free HD calls and send messages to contacts worldwide. Share files, photos, and voice messages easily across different operating systems. Earn credit by inviting friends and family.

**Highlights:** Free HD calls worldwide, Smart Contacts for free communication, Cross-platform file, photo, and voice message sharing, Call any number globally, Earn credit by referring friends

**Features:** macOS Compatibility

**In-app purchases:** none


### SoundLine Dialer

[App page](https://appshunter.io/ios/app/soundline-dialer/id6749347440)

Make calls using your business number from your mobile device. Access your contacts, use the dialpad, and ensure callers see your business line. It utilizes your cellular connection for reliable calls and keeps a history of your outgoing calls.

**Highlights:** Make calls with business number, Access and call contacts, Use dialpad for direct dialing, Caller ID shows business number, Reliable cellular connection, Call history log

**In-app purchases:** none


## Frequently asked questions

### Is Rivalzz free?

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

### Is SoundLine Dialer free?

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

### Which has better reviews, Rivalzz or SoundLine Dialer?

Rivalzz and SoundLine Dialer are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do Rivalzz or SoundLine Dialer have ads?

Neither Rivalzz nor SoundLine Dialer shows ads.

### Which is updated more often, Rivalzz or SoundLine Dialer?

Rivalzz ships an update every 8 months, and SoundLine Dialer every 3 days. Most recently, Rivalzz was updated on October 29, 2026 and SoundLine Dialer on October 28, 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.*