# Centro Elexalde vs HydraFast

The clearest difference is in-app purchases: Centro Elexalde at none against HydraFast's 6. Centro Elexalde also leads on iOS requirement (13.0 vs 15.6). HydraFast's advantage is update cadence (every 6 weeks vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. HydraFast sells 6 in-app purchases, starting at $2.99 per month. Centro Elexalde asks for nothing beyond the download.

Centro Elexalde ships an update every 5 months, HydraFast every 6 weeks. The most recent releases landed on October 5, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Centro Elexalde | HydraFast |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Size | 13 MB | 17 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Centro Elexalde](https://appshunter.io/developer/1666520525) | [Daniel Widjaja](https://appshunter.io/developer/1447878633) |

## What reviewers say

### Centro Elexalde

[App page](https://appshunter.io/ios/app/centro-elexalde/id1666520523)

**Features:** Apple Wallet

**In-app purchases:** none


### HydraFast

[App page](https://appshunter.io/ios/app/hydrafast-fasting-and-water/id6754206374)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HydraFast Pro • Monthly | $2.99 | per month |
| HydraFast Pro Family • Monthly | $6.99 | per month |
| HydraFast Pro • Yearly | $24.99 | per year |
| HydraFast Pro Family • Yearly | $59.99 | per year |
| HydraFast Pro • Lifetime | $59.99 | one-time |
| HydraFast Pro Family • Lifetime | $149.99 | one-time |


## Frequently asked questions

### Is Centro Elexalde free?

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

### Is HydraFast free?

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

### Do Centro Elexalde or HydraFast have ads?

Neither Centro Elexalde nor HydraFast shows ads.

### Which is updated more often, Centro Elexalde or HydraFast?

Centro Elexalde ships an update every 5 months, and HydraFast every 6 weeks. Most recently, Centro Elexalde was updated on October 5, 2026 and HydraFast 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.*