# HydroDay vs EULJI

The clearest difference is in-app purchases: HydroDay at none against EULJI's 1. EULJI's advantage is ads (none vs shown) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. EULJI sells 1 in-app purchase, starting at $6.99 per month. HydroDay asks for nothing beyond the download.

## The numbers

| Metric | HydroDay | EULJI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 3 days |
| Monetization | — | Freemium |
| Size | 37 MB | 73 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Geonung Cheong](https://appshunter.io/developer/1799622308) | [eulji ai](https://appshunter.io/developer/1859239854) |

## What reviewers say

### HydroDay

[App page](https://appshunter.io/ios/app/hydroday/id6756011046)

**Features:** macOS Compatibility

**In-app purchases:** none


### EULJI

[App page](https://appshunter.io/ios/app/eulji/id6756218833)

Get personalized fitness guidance with an AI coach. Track your progress, manage your diet, and stay motivated with 24/7 support. Save useful advice and review it anytime.

**Highlights:** AI 1:1 coaching, Real-time chat support, Personalized fitness plans, Weight and InBody tracking, Personal best record management, Scrap useful advice

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $6.99 | per month |


## Frequently asked questions

### Is HydroDay free?

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

### Is EULJI free?

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

### Do HydroDay or EULJI have ads?

HydroDay shows ads; EULJI does not.

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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.*