# Netzero for Powerwall vs Superfeet

The clearest difference is review sentiment: Netzero for Powerwall at 90% against Superfeet's 17%. Netzero for Powerwall also leads on ratings volume (799 vs 2) and update cadence (weekly vs every 3 weeks). Superfeet's advantage is in-app purchases (none vs 2) and rating (5.0 vs 4.8). On price, ads and device support there is nothing between them.

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

Superfeet 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 799 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 90% of Netzero for Powerwall's written reviews are positive against 17% of Superfeet's, so the app with the better star average is not the one people write more warmly about.

Netzero for Powerwall ships an update weekly, Superfeet every 3 weeks. The most recent releases landed on October 25, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Netzero for Powerwall | Superfeet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (799 ratings)](https://appshunter.io/ios/app/netzero-for-powerwall/id6453293821/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/superfeet/id6741672871/reviews)** |
| Number of ratings | **799** | 2 |
| Positive reviews | **90.5% of reviews** | 16.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Freemium | **Free** |
| Size | 61 MB | 14 MB |
| Requires iOS | **16.4** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Netzero Labs, Inc](https://appshunter.io/developer/1725678179) | [Superfeet Worldwide](https://appshunter.io/developer/1794948152) |

## What reviewers say

### 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


### Superfeet

[App page](https://appshunter.io/ios/app/superfeet/id6741672871)

This tool helps you determine your arch height to find the perfect insole. It uses biometric data and technology to provide personalized recommendations for better comfort and support with every step.

**Highlights:** Arch height measurement, Personalized insole recommendations, Biometric data utilization, Cutting-edge technology, Innovative materials

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

**In-app purchases:** none


## Frequently asked questions

### Is Netzero for Powerwall free?

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

### Is Superfeet free?

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

### Which has better reviews, Netzero for Powerwall or Superfeet?

Superfeet is rated higher. Netzero for Powerwall averages 4.8 out of 5 from 799 ratings, while Superfeet averages 5.0 from 2 ratings.

### Do Netzero for Powerwall or Superfeet have ads?

Neither Netzero for Powerwall nor Superfeet shows ads.

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

Netzero for Powerwall ships an update weekly, and Superfeet every 3 weeks. Most recently, Netzero for Powerwall was updated on October 25, 2026 and Superfeet on October 9, 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.*