# Chain vs Maxilo

The clearest difference is in-app purchases: Chain at none against Maxilo's 3. Maxilo's advantage is update cadence (monthly vs every 9 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Maxilo sells 3 in-app purchases, starting at $3.90 per 7 days. Chain asks for nothing beyond the download.

Chain ships an update every 9 months, Maxilo monthly. The most recent releases landed on September 19, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Chain | Maxilo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Monthly** |
| Monetization | — | Subscription |
| Size | 32 MB | 70 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [CHU de Liege](https://appshunter.io/developer/1454207793) | [Hollyxam](https://appshunter.io/developer/1688751622) |

## What reviewers say

### Chain

[App page](https://appshunter.io/ios/app/chain/id6444040101)

**Features:** macOS Compatibility

**In-app purchases:** none


### Maxilo

[App page](https://appshunter.io/ios/app/maxilo/id6449368956)

This app offers a 2-in-1 approach to maxillo-facial rehabilitation, providing video exercises for tongue placement and allowing direct interaction with healthcare professionals. It aims to improve breathing, speech, eating, and drinking by automating correct tongue positioning.

**Highlights:** Video exercises for tongue placement, Appointments with healthcare professionals, Programs for breathing, tonification, swallowing, phonation, Specific programs for bruxism, sleep apnea, frenectomy, Real-time exercise guidance with front camera, Mascot for motivation and visualization

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $3.90 | per 7 days |
| Abonnement Maxilo | $12.99 | per month |
| RDV visio avec un spécialiste | $22.99 | one-time |


## Frequently asked questions

### Is Chain free?

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

### Is Maxilo free?

Maxilo is free to download, with in-app purchases available.

### Do Chain or Maxilo have ads?

Neither Chain nor Maxilo shows ads.

### Which is updated more often, Chain or Maxilo?

Chain ships an update every 9 months, and Maxilo monthly. Most recently, Chain was updated on September 19, 2026 and Maxilo on June 1, 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.*