# MCE Sync vs Netzero for Powerwall

The clearest difference is review sentiment: Netzero for Powerwall at 90% against MCE Sync's 38%. Netzero for Powerwall also leads on update cadence (weekly vs every 6 weeks) and rating (4.8 vs 4.6). MCE Sync's advantage is in-app purchases (none vs 2). 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. MCE Sync asks for nothing beyond the download.

Netzero for Powerwall holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 198 and 753 respectively. Written reviews point the same way: 38% of MCE Sync's written reviews are positive against 90% of Netzero for Powerwall's.

MCE Sync ships an update every 6 weeks, Netzero for Powerwall weekly. The most recent releases landed on September 21, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | MCE Sync | Netzero for Powerwall |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (198 ratings)](https://appshunter.io/ios/app/mce-sync/id1590409332/reviews) | **[4.8 (753 ratings)](https://appshunter.io/ios/app/netzero-for-powerwall/id6453293821/reviews)** |
| Number of ratings | 198 | **753** |
| Positive reviews | 38.5% of reviews | **90.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 91 MB | 59 MB |
| Requires iOS | 18.6 | **16.4** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [MCE Clean Energy](https://appshunter.io/developer/1590409334) | [Netzero Labs, Inc](https://appshunter.io/developer/1725678179) |

## What reviewers say

### MCE Sync

[App page](https://appshunter.io/ios/app/mce-sync/id1590409332)

Automate your electric vehicle charging to leverage the cheapest and cleanest energy available on the grid. Earn cash rewards for charging during specific low-carbon events.

**Highlights:** Automated EV charging, Cheapest energy utilization, Cleanest energy utilization, Cash sign-up bonus, Monthly cash rewards

**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 MCE Sync free?

MCE Sync 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, MCE Sync or Netzero for Powerwall?

Netzero for Powerwall is rated higher. MCE Sync averages 4.6 out of 5 from 198 ratings, while Netzero for Powerwall averages 4.8 from 753 ratings.

### Do MCE Sync or Netzero for Powerwall have ads?

Neither MCE Sync nor Netzero for Powerwall shows ads.

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

MCE Sync ships an update every 6 weeks, and Netzero for Powerwall weekly. Most recently, MCE Sync was updated on September 21, 2026 and Netzero for Powerwall on September 23, 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.*