# Hydro Flask vs Roller Rabbit

The clearest difference is review sentiment: Roller Rabbit at 87% against Hydro Flask's 0%. Roller Rabbit also leads on rating (4.9 vs 1.0) and update cadence (weekly vs every 2 months). Hydro Flask's advantage is monetization model (ad-supported vs free with in-app purchases) and iOS requirement (14.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

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

Roller Rabbit holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: Roller Rabbit has 557 ratings behind it against 19, so its average is the more settled of the two. Written reviews point the same way: 0% of Hydro Flask's written reviews are positive against 87% of Roller Rabbit's.

Hydro Flask ships an update every 2 months, Roller Rabbit weekly. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Hydro Flask | Roller Rabbit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (19 ratings)](https://appshunter.io/ios/app/hydro-flask/id6478515558/reviews) | **[4.9 (557 ratings)](https://appshunter.io/ios/app/roller-rabbit/id6478636141/reviews)** |
| Number of ratings | 19 | **557** |
| Positive reviews | 0.0% of reviews | **87.1% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 71 MB | 90 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [주식회사 힐리브(Healive Co.,Ltd.)](https://appshunter.io/developer/1566820169) | [Roller Rabbit](https://appshunter.io/developer/1733548078) |

## What reviewers say

### Hydro Flask

[App page](https://appshunter.io/ios/app/hydro-flask/id6478515558)

Access exclusive coupons, discounts, and special offers optimized for mobile. Manage your orders, shipping information, and shopping cart. Receive store notifications and easily contact customer service.

**Highlights:** Exclusive coupons and discounts, Automatic login, Order tracking, Shopping cart management, Store notifications, Customer service contact

**Features:** Vision Pro support

**In-app purchases:** none


### Roller Rabbit

[App page](https://appshunter.io/ios/app/roller-rabbit/id6478636141)

Shop a wide range of prints and new arrivals with easy browsing. Get exclusive access to offers, early collection launches, and app-user-only deals through notifications. Enjoy a quick and secure checkout process for all your purchases.

**Highlights:** Exclusive discounts, Early access to launches, Easy browsing of prints, New arrivals, First-to-know notifications, Secure and fast checkout

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

**In-app purchases:** none

**What reviewers like**

- 👍 Soft and comfortable
- 💖 Brings happiness and memories
- 🌟 Exceptional quality
- 👏 Awesome and slay brand
- 🤩 Love the patterns and designs

**What reviewers complain about**

- 💰 Expensive, but worth it
- 🛒 Unable to delete items from cart

**Reported bugs**

- Pajama prices differ between website and Amazon

**Requested features**

- Dark mode option
- Ability to delete items from cart


## Frequently asked questions

### Is Hydro Flask free?

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

### Is Roller Rabbit free?

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

### Which has better reviews, Hydro Flask or Roller Rabbit?

Roller Rabbit is rated higher. Hydro Flask averages 1.0 out of 5 from 19 ratings, while Roller Rabbit averages 4.9 from 557 ratings.

### Do Hydro Flask or Roller Rabbit have ads?

Neither Hydro Flask nor Roller Rabbit shows ads.

### Which is updated more often, Hydro Flask or Roller Rabbit?

Hydro Flask ships an update every 2 months, and Roller Rabbit weekly. Most recently, Hydro Flask was updated on October 10, 2026 and Roller Rabbit on October 7, 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.*