# Commtel Config vs InVentry RollCall

The clearest difference is update cadence: Commtel Config at monthly against InVentry RollCall's every 2 months. InVentry RollCall's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.6). On price, ads and in-app purchases there is nothing between them.

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

Commtel Config ships an update monthly, InVentry RollCall every 2 months. The most recent releases landed on October 21, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Commtel Config | InVentry RollCall |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 148 MB | 42 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Commtel Ltd](https://appshunter.io/developer/727709984) | [inVentry Ltd](https://appshunter.io/developer/529922823) |

## What reviewers say

### Commtel Config

[App page](https://appshunter.io/ios/app/commtel-config/id1562639613)

Easily configure your Commtel system by filling in on-screen fields and sending SMS commands. The app remembers your system details and previous commands, simplifying modifications and eliminating the need to memorize complex SMS formats.

**Highlights:** Compose and send SMS commands, No need to memorize SMS commands, Remembers system details and previous commands, Store multiple named Commtel systems, Supports multiple telephone numbers and login codes

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

**In-app purchases:** none


### InVentry RollCall

[App page](https://appshunter.io/ios/app/inventry-rollcall/id6737413948)

**In-app purchases:** none


## Frequently asked questions

### Is Commtel Config free?

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

### Is InVentry RollCall free?

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

### Do Commtel Config or InVentry RollCall have ads?

Neither Commtel Config nor InVentry RollCall shows ads.

### Which is updated more often, Commtel Config or InVentry RollCall?

Commtel Config ships an update monthly, and InVentry RollCall every 2 months. Most recently, Commtel Config was updated on October 21, 2026 and InVentry RollCall on October 3, 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.*