# Isaksen Solar vs Netzero for Powerwall

The clearest difference is in-app purchases: Isaksen Solar at none against Netzero for Powerwall's 2. Isaksen Solar also leads on rating (5.0 vs 4.8). Netzero for Powerwall's advantage is update cadence (weekly vs every 2 months) and ratings volume (804 vs 4). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Netzero for Powerwall sells 2 in-app purchases, starting at $6.99 per month. Isaksen Solar asks for nothing beyond the download.

Isaksen Solar holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Netzero for Powerwall has 804 ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 67% of Isaksen Solar's written reviews are positive against 90% of Netzero for Powerwall's, so the app with the better star average is not the one people write more warmly about.

Isaksen Solar ships an update every 2 months, Netzero for Powerwall weekly. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Isaksen Solar | Netzero for Powerwall |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/isaksen-solar/id1562747342/reviews)** | [4.8 (804 ratings)](https://appshunter.io/ios/app/netzero-for-powerwall/id6453293821/reviews) |
| Number of ratings | 4 | **804** |
| Positive reviews | 66.7% of reviews | **90.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Ad-supported** | Freemium |
| Size | 33 MB | 61 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Isaksen Solar LLC](https://appshunter.io/developer/1562747344) | [Netzero Labs, Inc](https://appshunter.io/developer/1725678179) |

## What reviewers say

### Isaksen Solar

[App page](https://appshunter.io/ios/app/isaksen-solar/id1562747342)

Monitor your solar system's performance in real-time. Track environmental benefits like CO2 offset and trees planted. Easily contact support and refer friends to install their own solar systems.

**Highlights:** Real-time system performance monitoring, Lifetime environmental benefit tracking, CO2 Offset and trees planted metrics, Direct contact with support team, Friend referral program

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

**In-app purchases:** none


### Netzero for Powerwall

[App page](https://appshunter.io/ios/app/netzero-for-powerwall/id6453293821)

Automate your home energy system to maximize savings and monitor your Powerwall's health. Integrate with utility providers for dynamic pricing and receive alerts for solar or battery issues. Gain insights into energy production and use your device as a home energy dashboard.

**Highlights:** Powerwall automation and scheduling, Utility tariff integration, Solar production monitoring, Powerwall health alerts, Home energy dashboard, Advanced diagnostics

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Netzero Pro - Monthly | $6.99 | per month |
| Netzero Pro - Annual | $69.99 | per year |

**What reviewers like**

- 🚀 Indispensable for home energy nerds
- 🚀 Amazing Diagnostic Tool
- 🚀 Awesome app to extend Tesla capabilities
- 🚀 Outstanding
- 🚀 Great App + Great Support

**What reviewers complain about**

- 🐛 Something changed?
- 🔧 Good but needs more tariff options
- 🐛 May not be compatible with PW3
- 🐛 Difficult

**Reported bugs**

- May not be compatible with PW3
- Diagnostic screen stays black

**Requested features**

- stop battery charging?
- AND function on the conditionality


## Frequently asked questions

### Is Isaksen Solar free?

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

### Is Netzero for Powerwall free?

Netzero for Powerwall is free to download, with in-app purchases available.

### Which has better reviews, Isaksen Solar or Netzero for Powerwall?

Isaksen Solar is rated higher. Isaksen Solar averages 5.0 out of 5 from 4 ratings, while Netzero for Powerwall averages 4.8 from 804 ratings.

### Do Isaksen Solar or Netzero for Powerwall have ads?

Neither Isaksen Solar nor Netzero for Powerwall shows ads.

### Which is updated more often, Isaksen Solar or Netzero for Powerwall?

Isaksen Solar ships an update every 2 months, and Netzero for Powerwall weekly. Most recently, Isaksen Solar was updated on October 27, 2026 and Netzero for Powerwall on October 30, 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.*