# Hydrawise vs Lightrium

The clearest difference is update cadence: Lightrium at every 4 days against Hydrawise's every 3 weeks. Hydrawise's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

Hydrawise ships an update every 3 weeks, Lightrium every 4 days. The most recent releases landed on October 13, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Hydrawise | Lightrium |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (65K ratings)](https://appshunter.io/ios/app/hydrawise/id1618847331/reviews)** | — |
| Number of ratings | **65K** | — |
| Positive reviews | 38.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 86 MB | 6 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hunter Industries](https://appshunter.io/developer/710090127) | [Ignition Design Pty Ltd](https://appshunter.io/developer/561887758) |

## What reviewers say

### Hydrawise

[App page](https://appshunter.io/ios/app/hydrawise/id1618847331)

Optimize your irrigation with intelligent watering schedules based on local weather forecasts. This app helps conserve water while ensuring your landscape stays healthy and vibrant. Manage your irrigation system remotely for ultimate convenience.

**Highlights:** Predictive Watering™, Local weather insights, Water savings optimization, Lush landscape creation, Remote irrigation management

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Improved performance
- 💡 Useful features like weather-based watering
- 🔒 Secure system

**What reviewers complain about**

- 🐛 Connectivity issues
- 👎 Confusing user interface
- 🔍 Difficult to find/access certain features
- 📉 Lack of important functionality from previous app

**Reported bugs**

- App crashes on launch
- Zones not starting as scheduled
- Incorrect flow rate and water usage data

**Requested features**

- Ability to pause/resume programs
- Customizable watering schedules
- Improved reporting and historical data
- Easier manual zone control


### Lightrium

[App page](https://appshunter.io/ios/app/lightrium/id6677010132)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hydrawise free?

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

### Is Lightrium free?

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

### Do Hydrawise or Lightrium have ads?

Neither Hydrawise nor Lightrium shows ads.

### Which is updated more often, Hydrawise or Lightrium?

Hydrawise ships an update every 3 weeks, and Lightrium every 4 days. Most recently, Hydrawise was updated on October 13, 2026 and Lightrium on October 1, 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.*