# Sunnova vs Renga

The clearest difference is in-app purchases: Sunnova at none against Renga's 3. Sunnova also leads on iOS requirement (15.1 vs 17.6). Renga's advantage is update cadence (every 2 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Renga sells 3 one-off in-app purchases. Sunnova asks for nothing beyond the download.

Sunnova ships an update every 3 weeks, Renga every 2 days. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Sunnova | Renga |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (844 ratings)](https://appshunter.io/ios/app/sunnova/id1604631393/reviews)** | — |
| Number of ratings | **844** | — |
| Positive reviews | 6.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free | — |
| Size | 87 MB | 2 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Sunnova Energy Corp](https://appshunter.io/developer/1435520898) | [Artem Ushan](https://appshunter.io/developer/1858839432) |

## What reviewers say

### Sunnova

[App page](https://appshunter.io/ios/app/sunnova/id1604631393)

Take charge of your home's energy consumption. This app integrates solar, storage, and electric vehicle management into a single platform. Monitor performance, optimize usage, and gain insights into your energy ecosystem.

**Highlights:** Manage solar, storage, and EV devices, View energy performance (hourly, daily, monthly), Optimize home energy usage, Centralized energy ecosystem management, Control Sunnova Adaptive Home™

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Intuitive interface

**What reviewers complain about**

- 🐛 App crashes frequently
- ⚠️ Unreliable data
- 🔒 Login issues
- 💸 Poor customer service
- 🔋 Drains battery quickly

**Reported bugs**

- App freezes on startup
- Incorrect or missing production data
- Billing information not updating properly

**Requested features**

- Custom date range for production data
- Real-time energy usage and generation data
- Ability to view individual panel performance


### Renga

[App page](https://appshunter.io/ios/app/renga/id6758010792)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $4.99 | one-time |


## Frequently asked questions

### Is Sunnova free?

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

### Is Renga free?

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

### Do Sunnova or Renga have ads?

Neither Sunnova nor Renga shows ads.

### Which is updated more often, Sunnova or Renga?

Sunnova ships an update every 3 weeks, and Renga every 2 days. Most recently, Sunnova was updated on October 14, 2026 and Renga 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.*