# JWE V3 Plus Scales vs SolarZero

The clearest difference is update cadence: SolarZero at monthly against JWE V3 Plus Scales's every 32 months. JWE V3 Plus Scales's advantage is iOS requirement (11.0 vs 17.0). 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.

JWE V3 Plus Scales ships an update every 32 months, SolarZero monthly. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | JWE V3 Plus Scales | SolarZero |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 35.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Monthly** |
| Monetization | — | Free |
| Size | 26 MB | 22 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Brian Dockerty](https://appshunter.io/developer/1370231043) | [solarZero Limited](https://appshunter.io/developer/1283894275) |

## What reviewers say

### JWE V3 Plus Scales

[App page](https://appshunter.io/ios/app/jwe-v3-plus-scales/id6448711128)

**In-app purchases:** none


### SolarZero

[App page](https://appshunter.io/ios/app/solarzero/id6504657190)

Monitor and optimize your home's solar energy system with real-time data on energy generation and usage. Track carbon savings, access energy-saving modes, and refer friends to the service.

**Highlights:** Real-time energy generation and usage data, Energy import/export status updates, Carbon savings and footprint tracking, Hot water energy saving mode, Refer-a-Friend program

**In-app purchases:** none


## Frequently asked questions

### Is JWE V3 Plus Scales free?

JWE V3 Plus Scales is free to download, with no in-app purchases.

### Is SolarZero free?

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

### Do JWE V3 Plus Scales or SolarZero have ads?

Neither JWE V3 Plus Scales nor SolarZero shows ads.

### Which is updated more often, JWE V3 Plus Scales or SolarZero?

JWE V3 Plus Scales ships an update every 32 months, and SolarZero monthly. Most recently, JWE V3 Plus Scales was updated on October 8, 2026 and SolarZero on October 10, 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.*