# AlphaESS vs ArraySurvey

The clearest difference is in-app purchases: AlphaESS at none against ArraySurvey's 4. AlphaESS also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ArraySurvey sells 4 in-app purchases, starting at $24.99 per month. AlphaESS asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AlphaESS | ArraySurvey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (7 ratings)](https://appshunter.io/ios/app/alphaess/id1088168713/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 25.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Free | — |
| Size | 246 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Alpha ESS Co., Ltd.](https://appshunter.io/developer/1088168712) | [Low Volt Labs LLC](https://appshunter.io/developer/6798665497) |

## What reviewers say

### AlphaESS

[App page](https://appshunter.io/ios/app/alphaess/id1088168713)

Monitor and optimize your home energy system 24/7. Gain a comprehensive real-time view of your PV generation, energy consumption, and battery status. Set preferences for energy independence and cost savings.

**Highlights:** 24/7 energy monitoring, Real-time PV generation view, Energy consumption tracking, Battery energy status, Customizable energy optimization settings

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

**In-app purchases:** none

**What reviewers like**

- 📊 Comprehensive real-time data display
- ⚡ Useful energy monitoring capabilities
- 🎨 Sleek and modern visual design
- 📱 Generally functional core features
- 🔧 Customizable charging/discharging settings

**What reviewers complain about**

- 🐛 Frequent app crashes and freezes
- 📉 Poor data accuracy and inconsistencies
- 🔌 Constant connectivity and timeout issues
- 📝 Font sizes too small to read comfortably
- 🔄 Requires frequent re-login despite 'remember me' feature

**Reported bugs**

- App crashes on startup or during use
- Login failures and account access issues
- Data fails to load, showing zeros or errors
- 'Something went wrong' error messages
- App loses connection and goes offline randomly

**Requested features**

- Half-hour charging/discharging time increments (critical for UK tariffs)
- Third charging period for optimized tariff structures
- Dark mode option
- Landscape/portrait orientation toggle for tablets
- iOS widget with current state of charge and generation data


### ArraySurvey

[App page](https://appshunter.io/ios/app/arraysurvey/id6798668053)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ArraySurvey Pro (Monthly) | $24.99 | per month |
| Suite — All 8 Apps (Monthly) | $59.99 | per month |
| ArraySurvey Pro (Annual) | $249.99 | per year |
| Suite — All 8 Apps (Annual) | $599.99 | per year |


## Frequently asked questions

### Is AlphaESS free?

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

### Is ArraySurvey free?

ArraySurvey is free to download, with in-app purchases available.

### Do AlphaESS or ArraySurvey have ads?

Neither AlphaESS nor ArraySurvey shows ads.

### Which is updated more often, AlphaESS or ArraySurvey?

AlphaESS ships an update weekly, and ArraySurvey weekly. Most recently, AlphaESS was updated on November 9, 2026 and ArraySurvey on October 31, 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.*