# ViMS Mobile vs Respondr PTT

The clearest difference is update cadence: Respondr PTT at every 2 months against ViMS Mobile's every 9 months. Respondr PTT also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

ViMS Mobile ships an update every 9 months, Respondr PTT every 2 months. The most recent releases landed on October 23, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ViMS Mobile | Respondr PTT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Size | 46 MB | 38 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Prassel](https://appshunter.io/developer/1360392152) | [Teleproject Srl](https://appshunter.io/developer/1818536505) |

## What reviewers say

### ViMS Mobile

[App page](https://appshunter.io/ios/app/vims-mobile/id1460700211)

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

**In-app purchases:** none


### Respondr PTT

[App page](https://appshunter.io/ios/app/respondr-ptt/id6746786206)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ViMS Mobile free?

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

### Is Respondr PTT free?

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

### Do ViMS Mobile or Respondr PTT have ads?

Neither ViMS Mobile nor Respondr PTT shows ads.

### Which is updated more often, ViMS Mobile or Respondr PTT?

ViMS Mobile ships an update every 9 months, and Respondr PTT every 2 months. Most recently, ViMS Mobile was updated on October 23, 2026 and Respondr PTT on October 15, 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.*