# CONTROLOGY drhc vs MoMMAs Voices

The clearest difference is ads: MoMMAs Voices at none against CONTROLOGY drhc's shown. CONTROLOGY drhc's advantage is update cadence (every 2 weeks vs every 3 weeks). On price, in-app purchases, device support 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.

CONTROLOGY drhc ships an update every 2 weeks, MoMMAs Voices every 3 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CONTROLOGY drhc | MoMMAs Voices |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/contrology-drhc/id6749075279/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Ad-supported | — |
| Size | 85 MB | 49 MB |
| Requires iOS | **15** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Contrology LLC](https://appshunter.io/developer/1837001527) | [Preeclampsia Foundation](https://appshunter.io/developer/6779298832) |

## What reviewers say

### CONTROLOGY drhc

[App page](https://appshunter.io/ios/app/contrology-drhc/id6749075279)

This app allows members to manage their gym accounts, including booking classes and signing up for events. Users can also update personal information and payment details.

**Highlights:** Reserve class spots, Sign up for gym events, Update headshots, Manage credit card on file, General account management

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### MoMMAs Voices

[App page](https://appshunter.io/ios/app/mommas-voices/id6779298650)

**In-app purchases:** none


## Frequently asked questions

### Is CONTROLOGY drhc free?

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

### Is MoMMAs Voices free?

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

### Do CONTROLOGY drhc or MoMMAs Voices have ads?

CONTROLOGY drhc shows ads; MoMMAs Voices does not.

### Which is updated more often, CONTROLOGY drhc or MoMMAs Voices?

CONTROLOGY drhc ships an update every 2 weeks, and MoMMAs Voices every 3 weeks. Most recently, CONTROLOGY drhc was updated on October 30, 2026 and MoMMAs Voices on October 28, 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.*