# Callny Control vs My C.E.M.

The clearest difference is update cadence: My C.E.M. at fortnightly against Callny Control's every 30 months. 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.

Callny Control ships an update every 30 months, My C.E.M. fortnightly. The most recent releases landed on September 25, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Callny Control | My C.E.M. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/my-cem/id6736386815/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 30 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 32 MB | 102 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Callny Technology Co., Ltd.](https://appshunter.io/developer/1663693041) | [Farid Deaibess](https://appshunter.io/developer/1771809911) |

## What reviewers say

### Callny Control

[App page](https://appshunter.io/ios/app/callny-control/id1663693039)

**Features:** macOS Compatibility

**In-app purchases:** none


### My C.E.M.

[App page](https://appshunter.io/ios/app/my-cem/id6736386815)

Monitor your real-time energy consumption and track your bills. Control connected power units and gain insights into your energy usage patterns and trends.

**Highlights:** Real-time energy consumption monitoring, Track paid and unpaid bills, Control connected power units, Access energy insights and trends, Monitor energy behavior

**In-app purchases:** none


## Frequently asked questions

### Is Callny Control free?

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

### Is My C.E.M. free?

My C.E.M. is free to download, with no in-app purchases.

### Do Callny Control or My C.E.M. have ads?

Neither Callny Control nor My C.E.M. shows ads.

### Which is updated more often, Callny Control or My C.E.M.?

Callny Control ships an update every 30 months, and My C.E.M. fortnightly. Most recently, Callny Control was updated on September 25, 2026 and My C.E.M. on October 8, 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.*