# Sunrun vs Lunar Energy

The clearest difference is rating: Lunar Energy at 5.0 against Sunrun's 4.5. Lunar Energy also leads on review sentiment (100% vs 73%). Sunrun's advantage is ratings volume (3.4K vs 13) and device support (3 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Lunar Energy holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Sunrun has 3.4K ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 73% of Sunrun's written reviews are positive against 100% of Lunar Energy's.

Sunrun ships an update every 4 weeks, Lunar Energy every 2 weeks. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Sunrun | Lunar Energy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (3.4K ratings)](https://appshunter.io/ios/app/sunrun/id6443806453/reviews) | **[5.0 (13 ratings)](https://appshunter.io/ios/app/lunar-energy/id6615061613/reviews)** |
| Number of ratings | **3.4K** | 13 |
| Positive reviews | 73.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 96 MB | 83 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sunrun Inc.](https://appshunter.io/developer/1052845424) | [Lunar Energy Limited](https://appshunter.io/developer/1400433604) |

## What reviewers say

### Sunrun

[App page](https://appshunter.io/ios/app/sunrun/id6443806453)

Monitor your solar energy system, track energy production, and access support. Gain insights into your environmental impact and manage your system data from a single, user-friendly interface.

**Highlights:** System data management, Energy production tracking, Customer support access, Environmental impact insights, User-friendly interface

**In-app purchases:** none

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Real-time data tracking
- 💡 Comprehensive solar production metrics
- 🔍 Detailed system information
- 🌞 Visually pleasing app design

**What reviewers complain about**

- 🐛 Inaccurate or delayed data
- 🔍 Lack of individual panel monitoring
- 🔋 No battery usage information
- 🤔 Confusing or unclear data presentation
- 🔍 Missing system specifications

**Reported bugs**

- App crashes or freezes
- Frequent loading issues
- Charts and graphs not functioning properly
- Discrepancies between app and actual production

**Requested features**

- Download or export data
- Integrate energy usage data
- Add alerts and notifications
- Provide landscape mode on iPad
- Show year-over-year production comparisons


### Lunar Energy

[App page](https://appshunter.io/ios/app/lunar-energy/id6615061613)

Monitor your home's solar energy production, consumption, and storage in real-time. Gain confidence during power outages with backup duration estimates and maximize savings with automatic Lunar Mode. Participate in Virtual Power Plant programs to earn money.

**Highlights:** Real-time energy monitoring, Backup power duration estimates, Automatic savings optimization (Lunar Mode), Virtual Power Plant program enrollment, Energy usage reports

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

**In-app purchases:** none


## Frequently asked questions

### Is Sunrun free?

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

### Is Lunar Energy free?

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

### Which has better reviews, Sunrun or Lunar Energy?

Lunar Energy is rated higher. Sunrun averages 4.5 out of 5 from 3.4K ratings, while Lunar Energy averages 5.0 from 13 ratings.

### Do Sunrun or Lunar Energy have ads?

Neither Sunrun nor Lunar Energy shows ads.

### Which is updated more often, Sunrun or Lunar Energy?

Sunrun ships an update every 4 weeks, and Lunar Energy every 2 weeks. Most recently, Sunrun was updated on October 24, 2026 and Lunar Energy on October 7, 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.*