# WattWise vs SolarWise

The clearest difference is iOS requirement: WattWise at 9.0 against SolarWise's 13.0. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on September 25, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | WattWise | SolarWise |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/wattwise/id1441978068/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | Free | — |
| Size | 12 MB | 49 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Curb, Inc.](https://appshunter.io/developer/935321131) | [XIAMEN CHENNENG INFO TECH CO.,LTD.](https://appshunter.io/developer/1726291014) |

## What reviewers say

### WattWise

[App page](https://appshunter.io/ios/app/wattwise/id1441978068)

This app provides real-time insights into your home's energy usage and solar production. It helps you identify patterns, control appliances, and optimize behavior for cost savings. Receive notifications about abnormal usage and get tips for a more energy-efficient home.

**Highlights:** Real-time energy usage monitoring, Solar production tracking, Appliance control, Automated appliance management, Energy cost optimization, Abnormal usage notifications, Energy efficiency reports

**Features:** macOS Compatibility

**In-app purchases:** none


### SolarWise

[App page](https://appshunter.io/ios/app/solarwise/id6742437597)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WattWise free?

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

### Is SolarWise free?

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

### Do WattWise or SolarWise have ads?

Neither WattWise nor SolarWise shows ads.

### Which is updated more often, WattWise or SolarWise?

WattWise ships an update every 6 weeks, and SolarWise every 6 weeks. Most recently, WattWise was updated on September 25, 2026 and SolarWise on October 11, 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.*