# OrthoWell Smart vs WaterVamp

The clearest difference is in-app purchases: OrthoWell Smart at none against WaterVamp's 3. OrthoWell Smart also leads on iOS requirement (13.0 vs 16.4). WaterVamp's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. WaterVamp sells 3 in-app purchases, starting at $2.99 per month. OrthoWell Smart asks for nothing beyond the download.

OrthoWell Smart ships an update every 2 months, WaterVamp every 3 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | OrthoWell Smart | WaterVamp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/watervamp-hydration-tracker/id6760933961/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | — | Freemium |
| Size | 30 MB | 80 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Werner Hoevelmanns](https://appshunter.io/developer/1028909312) | [Ange Rodriguez](https://appshunter.io/developer/1850159818) |

## What reviewers say

### OrthoWell Smart

[App page](https://appshunter.io/ios/app/orthowell-smart/id6469455379)

**Features:** macOS Compatibility

**In-app purchases:** none


### WaterVamp

[App page](https://appshunter.io/ios/app/watervamp-hydration-tracker/id6760933961)

This app helps you track your daily water intake with a charming chibi vampire mascot. Log your "blood" with one tap, receive gentle reminders, and analyze your hydration history with visual charts and streaks. Unlock achievements and customize your experience with various fill styles and themes.

**Highlights:** Chibi vampire mascot, One-tap logging, Animated vial fill, Customizable reminders, Hydration history charts, Unlockable achievements, Themed fill styles

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Royal Blood - Monthly | $2.99 | per month |
| Royal Blood - Yearly | $17.99 | per year |
| Royal Blood - Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is OrthoWell Smart free?

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

### Is WaterVamp free?

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

### Do OrthoWell Smart or WaterVamp have ads?

Neither OrthoWell Smart nor WaterVamp shows ads.

### Which is updated more often, OrthoWell Smart or WaterVamp?

OrthoWell Smart ships an update every 2 months, and WaterVamp every 3 weeks. Most recently, OrthoWell Smart was updated on October 30, 2026 and WaterVamp on October 31, 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.*