# Hydrify vs Oneirys

Hydrify and Oneirys are too close to call on the numbers: across 7 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Hydrify sells 3 in-app purchases, starting at $1.99 per month and Oneirys sells 6 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Hydrify | Oneirys |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/hydrify-water-tracker/id6746819381/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Freemium | Freemium |
| Size | 125 MB | 30 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | +4 |
| Developer | [Emrah Korkmaz](https://appshunter.io/developer/1485564066) | [Mickael Lokhate](https://appshunter.io/developer/1552371840) |

## What reviewers say

### Hydrify

[App page](https://appshunter.io/ios/app/hydrify-water-tracker/id6746819381)

This AI-powered app tracks your water intake and connects it to your mood, energy, and skin health. It offers intelligent face detection, interactive widgets, and smart reminders to help you build healthy hydration habits and visualize your progress.

**Highlights:** AI-powered hydration tracking, Mood and face scan integration, Interactive home screen widgets, Customizable smart reminders, Year in Pixels historical visualization, Detailed AI-driven insights

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Membership | $1.99 | per month |
| Annual Premium Membership | $17.99 | per year |
| Annual Premium Membership | $19.99 | per year |


### Oneirys

[App page](https://appshunter.io/ios/app/oneirys-dream-analyzer/id6746971016)

Unlock the secrets of your subconscious with an AI-powered dream journal. Record dreams via text or voice, receive detailed interpretations, and track recurring symbols and emotional trends. Gain insights into your inner world and share your discoveries.

**Highlights:** AI dream analysis, Customized interpretations, Dream journal with statistics, Identify recurring symbols, Voice and text dream recording, Share interpretations

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Oneirys Premium Monthly | $2.99 | per month |
| Oneirys Premium Monthly | $3.99 | per month |
| Oneirys Premium Monthly | $5.99 | per month |
| Oneirys Premium Annually | $24.99 | per year |
| Oneirys Premium Annually | $34.99 | per year |
| Oneirys Premium Annually | $49.99 | per year |


## Frequently asked questions

### Is Hydrify free?

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

### Is Oneirys free?

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

### Do Hydrify or Oneirys have ads?

Neither Hydrify nor Oneirys shows ads.

### Which is updated more often, Hydrify or Oneirys?

Hydrify ships an update weekly, and Oneirys weekly. Most recently, Hydrify was updated on October 23, 2026 and Oneirys on October 25, 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.*