# PrivateWave Professional vs SIM Online

The clearest difference is update cadence: SIM Online at every 2 weeks against PrivateWave Professional's every 5 weeks. SIM Online also leads on iOS requirement (9.0 vs 11.0). On price, ads, in-app purchases and device support there is nothing between them.

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

PrivateWave Professional ships an update every 5 weeks, SIM Online every 2 weeks. The most recent releases landed on October 23, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | PrivateWave Professional | SIM Online |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/privatewave-professional/id401908184/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 28 MB | 87 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BV TECH SPA](https://appshunter.io/developer/1787905127) | [Pecege](https://appshunter.io/developer/1154519271) |

## What reviewers say

### PrivateWave Professional

[App page](https://appshunter.io/ios/app/privatewave-professional/id401908184)

Securely encrypt your calls using VoIP technology. This app allows for encrypted communication between users who also have the software installed, offering robust security features and low bandwidth usage. It is designed for business and personal use where call privacy is paramount.

**Highlights:** End-to-end voice encryption (ZRTP), Signaling protection (SIP/TLS), Mutual authentication with X.509 certificates, Low bandwidth usage, Extremely low battery drain, Supports various IP-enabled networks

**In-app purchases:** none


### SIM Online

[App page](https://appshunter.io/ios/app/sim-online/id1519287185)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PrivateWave Professional free?

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

### Is SIM Online free?

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

### Do PrivateWave Professional or SIM Online have ads?

Neither PrivateWave Professional nor SIM Online shows ads.

### Which is updated more often, PrivateWave Professional or SIM Online?

PrivateWave Professional ships an update every 5 weeks, and SIM Online every 2 weeks. Most recently, PrivateWave Professional was updated on October 23, 2026 and SIM Online on October 9, 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.*