# Renogy vs SmarTemp 3.0

The clearest difference is rating: Renogy at 3.8 against SmarTemp 3.0's 3.3. Renogy also leads on ratings volume (799 vs 6) and update cadence (every 2 weeks vs every 5 weeks). SmarTemp 3.0's advantage is iOS requirement (9.0 vs 13.0). On price, review sentiment, 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.

Renogy holds the better App Store score, 3.8 against 3.3. That said, the two scores are not equally well evidenced: Renogy has 799 ratings behind it against 6, so its average is the more settled of the two. Written reviews complicate that: 11% of Renogy's written reviews are positive against 18% of SmarTemp 3.0's, so the app with the better star average is not the one people write more warmly about.

Renogy ships an update every 2 weeks, SmarTemp 3.0 every 5 weeks. The most recent releases landed on September 23, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Renogy | SmarTemp 3.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (799 ratings)](https://appshunter.io/ios/app/renogy/id1495327014/reviews)** | [3.3 (6 ratings)](https://appshunter.io/ios/app/smartemp-30/id1546720847/reviews) |
| Number of ratings | **799** | 6 |
| Positive reviews | 10.6% of reviews | **18.2% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 74 MB | 30 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Renogy Suzhou Co.,Ltd.](https://appshunter.io/developer/1490992894) | [Globus Sistemas Eletronicos Ltda](https://appshunter.io/developer/1211409010) |

## What reviewers say

### Renogy

[App page](https://appshunter.io/ios/app/renogy/id1495327014)

Monitor your off-grid solar energy systems in real-time, configure devices remotely, and connect with a community of solar enthusiasts. Share your DIY projects, learn from others, and access exclusive promotions and rewards.

**Highlights:** Real-time energy monitoring, Device settings configuration, Online DIY learning and sharing, Exclusive rewards and promotions, Access to online store

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to set up and configure
- 🚀 Plug and go functionality
- 🔋 Decent battery monitoring

**What reviewers complain about**

- 🐛 Frequent connectivity issues
- 🔍 Inaccurate or missing data
- 📱 Requires internet connection to function
- 🤖 Overly complex UI with unnecessary features

**Reported bugs**

- App crashes on launch after updates
- Login/account creation issues
- Bluetooth pairing problems

**Requested features**

- Detailed battery health and usage history
- Customizable alerts and notifications
- Apple Watch support
- Offline mode for remote monitoring


### SmarTemp 3.0

[App page](https://appshunter.io/ios/app/smartemp-30/id1546720847)

Control your parking heater remotely. Schedule heating or ventilation, monitor interior temperature, and check battery charge. Access additional service information online.

**Highlights:** Remote heater operation, Time-based heating schedules, Individual heating programming, Heating and ventilation modes, Interior temperature display, Battery charge monitoring

**In-app purchases:** none


## Frequently asked questions

### Is Renogy free?

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

### Is SmarTemp 3.0 free?

SmarTemp 3.0 is free to download, with no in-app purchases.

### Which has better reviews, Renogy or SmarTemp 3.0?

Renogy is rated higher. Renogy averages 3.8 out of 5 from 799 ratings, while SmarTemp 3.0 averages 3.3 from 6 ratings.

### Do Renogy or SmarTemp 3.0 have ads?

Neither Renogy nor SmarTemp 3.0 shows ads.

### Which is updated more often, Renogy or SmarTemp 3.0?

Renogy ships an update every 2 weeks, and SmarTemp 3.0 every 5 weeks. Most recently, Renogy was updated on September 23, 2026 and SmarTemp 3.0 on September 19, 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.*