# VSP vs Ctrldoc

The clearest difference is update cadence: Ctrldoc at every 4 weeks against VSP's every 3 months. Ctrldoc also leads on iOS requirement (12.0 vs 15.0). 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.

VSP ships an update every 3 months, Ctrldoc every 4 weeks. The most recent releases landed on September 14, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | VSP | Ctrldoc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.2 (18 ratings)](https://appshunter.io/ios/app/vsp/id1364393567/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 11.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 103 MB | 128 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [D T S Limited](https://appshunter.io/developer/1359605100) | [Lattech Pty Ltd](https://appshunter.io/developer/1577327477) |

## What reviewers say

### VSP

[App page](https://appshunter.io/ios/app/vsp/id1364393567)

This VoIP softphone connects to the VSP Platform, requiring an administrator-generated account for login. It allows enterprises and operators to manage softphone settings and configurations. Emergency call functionality is limited and not intended for such use.

**Highlights:** VoIP softphone client, VSP Platform integration, Administrator account required, Enterprise provisioning, Softphone settings management, Limited emergency call handling

**Features:** macOS Compatibility, Siri integration

**In-app purchases:** none


### Ctrldoc

[App page](https://appshunter.io/ios/app/ctrldoc/id1461731308)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VSP free?

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

### Is Ctrldoc free?

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

### Do VSP or Ctrldoc have ads?

Neither VSP nor Ctrldoc shows ads.

### Which is updated more often, VSP or Ctrldoc?

VSP ships an update every 3 months, and Ctrldoc every 4 weeks. Most recently, VSP was updated on September 14, 2026 and Ctrldoc on September 10, 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.*