# HydroJug vs Happiness Project

The clearest difference is monetization model: Happiness Project at ad-supported against HydroJug's free with in-app purchases. HydroJug's advantage is ratings volume (2K vs 480) and device support (3 vs 1). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for HydroJug against 4.9 for Happiness Project. Both are backed by a comparable volume of ratings — 2K and 480 respectively. Written reviews are what separate them: 88% of HydroJug's written reviews are positive against 93% of Happiness Project's.

HydroJug ships an update every 4 weeks, Happiness Project every 3 weeks. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | HydroJug | Happiness Project |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (2K ratings)](https://appshunter.io/ios/app/hydrojug/id1569734771/reviews) | **[4.9 (480 ratings)](https://appshunter.io/ios/app/happiness-project/id1593075782/reviews)** |
| Number of ratings | **2K** | 480 |
| Positive reviews | 88.2% of reviews | **93.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 33 MB | 86 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HydroJug, INC](https://appshunter.io/developer/1569734773) | [Happiness Project](https://appshunter.io/developer/1593075784) |

## What reviewers say

### HydroJug

[App page](https://appshunter.io/ios/app/hydrojug/id1569734771)

Shop the latest products and stay updated on all company news. Earn loyalty points and never miss a product release with push notifications. Elevate your hydration experience with exclusive insider access.

**Highlights:** Shop latest products, Earn loyalty points, Stay updated on news, Push notifications for releases, Insider access to HQ

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

**In-app purchases:** none

**What reviewers like**

- 💧 Excellent water jugs
- 🔒 Leak-proof design
- ❄️ Keeps drinks cold for long periods
- 🧭 Helpful measurement markings
- 🧠 Encourages hydration

**What reviewers complain about**

- 🐛 Occasional leaks
- 🔑 Discount code issues
- 🤔 Confusing app experience
- 🕰️ Slow order processing

**Reported bugs**

- Checkout process issues
- Login problems with app

**Requested features**

- Improved app navigation and filtering
- More size and color options
- Seamless integration of rewards program


### Happiness Project

[App page](https://appshunter.io/ios/app/happiness-project/id1593075782)

Discover a collection of products designed to spread positivity and support mental health initiatives. Join a vibrant community offering encouragement and strength to navigate life's challenges. Shop the latest arrivals and embrace happiness.

**Highlights:** Shop new arrivals, Support mental health initiatives, Join a fun-loving community, Find encouragement, Products that spread positivity

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

**In-app purchases:** none

**What reviewers like**

- 💚 Mental health resources and support tools
- 👍 User-friendly app design and navigation
- 🎨 Visually appealing interface
- 👕 High-quality comfortable clothing
- 🚀 Fast shipping and delivery

**What reviewers complain about**

- 💰 High prices for merchandise
- 📏 Limited size range (missing 3X)
- 📢 Excessive advertising and marketing push
- 🎯 App has shifted focus toward sales over wellness

**Reported bugs**

- Rewards points not displaying correctly in ambassador program
- Points accumulation not reflected in account balance

**Requested features**

- Community forums for user interaction
- Expanded size options (3X and larger)
- More diverse product offerings


## Frequently asked questions

### Is HydroJug free?

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

### Is Happiness Project free?

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

### Which has better reviews, HydroJug or Happiness Project?

Happiness Project is rated higher. HydroJug averages 4.9 out of 5 from 2K ratings, while Happiness Project averages 4.9 from 480 ratings.

### Do HydroJug or Happiness Project have ads?

Neither HydroJug nor Happiness Project shows ads.

### Which is updated more often, HydroJug or Happiness Project?

HydroJug ships an update every 4 weeks, and Happiness Project every 3 weeks. Most recently, HydroJug was updated on October 21, 2026 and Happiness Project on October 24, 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.*