# Netzero for Powerwall vs OctoTracker

The clearest difference is rating: Netzero for Powerwall at 4.8 against OctoTracker's 3.0. Netzero for Powerwall also leads on update cadence (weekly vs every 2 months) and ratings volume (801 vs 1). OctoTracker's advantage is in-app purchases (none vs 2) and iOS requirement (13.0 vs 16.4). 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. OctoTracker asks for nothing beyond the download.

Netzero for Powerwall holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Netzero for Powerwall has 801 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 90% of Netzero for Powerwall's written reviews are positive against 81% of OctoTracker's.

Netzero for Powerwall ships an update weekly, OctoTracker every 2 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Netzero for Powerwall | OctoTracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (801 ratings)](https://appshunter.io/ios/app/netzero-for-powerwall/id6453293821/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/octotracker/id6463722470/reviews) |
| Number of ratings | **801** | 1 |
| Positive reviews | **90.5% of reviews** | 81.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Freemium | **Free** |
| Size | 61 MB | 28 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Netzero Labs, Inc](https://appshunter.io/developer/1725678179) | [Jonathan Ellis](https://appshunter.io/developer/1704835697) |

## 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


### OctoTracker

[App page](https://appshunter.io/ios/app/octotracker/id6463722470)

Monitor daily and future energy prices for Octopus Tracker customers. Get real-time insights, plan consumption, and visualize price trends. Receive notifications and use widgets for easy access to energy rate information.

**Highlights:** Monitor today's and tomorrow's energy prices, Real-time price insights, Price indicator (above/below average), 30-day price visualization charts, Compare rates with standard tariff, Push notifications for price changes, iOS home screen widget

**Features:** macOS Compatibility

**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 OctoTracker free?

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

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

Netzero for Powerwall is rated higher. Netzero for Powerwall averages 4.8 out of 5 from 801 ratings, while OctoTracker averages 3.0 from 1 ratings.

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

Neither Netzero for Powerwall nor OctoTracker shows ads.

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

Netzero for Powerwall ships an update weekly, and OctoTracker every 2 months. Most recently, Netzero for Powerwall was updated on October 27, 2026 and OctoTracker on October 24, 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.*