# C3ntro vs Core Lab Wellness

The clearest difference is update cadence: Core Lab Wellness at every 3 weeks against C3ntro's every 3 months. C3ntro's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 16.0). 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.

C3ntro ships an update every 3 months, Core Lab Wellness every 3 weeks. The most recent releases landed on September 26, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | C3ntro | Core Lab Wellness |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (45 ratings)](https://appshunter.io/ios/app/core-lab-wellness/id6535653533/reviews)** |
| Number of ratings | — | **45** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Ad-supported |
| Size | 126 MB | 36 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Timko, S.A](https://appshunter.io/developer/1711584911) | [CORE LAB LLC](https://appshunter.io/developer/1633698318) |

## What reviewers say

### C3ntro

[App page](https://appshunter.io/ios/app/c3ntro/id6469114270)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Core Lab Wellness

[App page](https://appshunter.io/ios/app/core-lab-wellness/id6535653533)

Easily book fitness classes and manage your account with this studio's dedicated application. View schedules, make reservations, and stay updated on studio offerings.

**Highlights:** Class booking, View schedule, Account management, Studio updates

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is C3ntro free?

C3ntro is free to download, with no in-app purchases.

### Is Core Lab Wellness free?

Core Lab Wellness is free to download, with no in-app purchases.

### Do C3ntro or Core Lab Wellness have ads?

Both C3ntro and Core Lab Wellness show ads.

### Which is updated more often, C3ntro or Core Lab Wellness?

C3ntro ships an update every 3 months, and Core Lab Wellness every 3 weeks. Most recently, C3ntro was updated on September 26, 2026 and Core Lab Wellness 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.*