# Biru vs HydroLite

The clearest difference is update cadence: HydroLite at every 5 days against Biru's every 2 months. HydroLite also leads on iOS requirement (16.0 vs 18.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Biru sells 3 one-off in-app purchases and HydroLite sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Biru ships an update every 2 months, HydroLite every 5 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Biru | HydroLite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/biru-water-intake-tracker/id6751872242/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 6 MB | 3 MB |
| Requires iOS | 18.5 | **16.0** |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JudeWorks](https://appshunter.io/developer/1749456254) | [anthony mcmurtrey](https://appshunter.io/developer/1843712337) |

## What reviewers say

### Biru

[App page](https://appshunter.io/ios/app/biru-water-intake-tracker/id6751872242)

This app provides a streamlined way to track daily water intake with a focus on simplicity and speed. It offers quick logging, customizable widgets, and Apple Watch integration without any ads or mandatory subscriptions. Users can set personal hydration goals and optionally sync data with Apple Health.

**Highlights:** One-tap drink logging, Customizable quick-add sizes, Ad-free and subscription-free, Apple Watch app and complications, Home screen widgets, Personalized daily goal suggestions, Optional Apple Health sync

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip a Drop | $0.99 | one-time |
| Tip a Glass | $2.99 | one-time |
| Tip a Bottle | $4.99 | one-time |


### HydroLite

[App page](https://appshunter.io/ios/app/hydrolite/id6762470335)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HydroLite Premium | $1.99 | per month |
| HydroLite Premium | $14.99 | per year |
| HydroLite Lifetime Unlock | $6.99 | one-time |


## Frequently asked questions

### Is Biru free?

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

### Is HydroLite free?

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

### Do Biru or HydroLite have ads?

Neither Biru nor HydroLite shows ads.

### Which is updated more often, Biru or HydroLite?

Biru ships an update every 2 months, and HydroLite every 5 days. Most recently, Biru was updated on October 30, 2026 and HydroLite 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.*