# Solar regulator vs Solar Controller

The clearest difference is update cadence: Solar regulator at monthly against Solar Controller's every 9 months. Solar regulator also leads on iOS requirement (9.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Solar regulator ships an update monthly, Solar Controller every 9 months. The most recent releases landed on October 5, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Solar regulator | Solar Controller |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 9 months |
| Monetization | Free | — |
| Size | 2 MB | 23 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SHENZHEN OLYS COMPANY LIMITED](https://appshunter.io/developer/1316850175) | [TBB Power Co., Ltd](https://appshunter.io/developer/1089239531) |

## What reviewers say

### Solar regulator

[App page](https://appshunter.io/ios/app/solar-regulator/id1316850176)

This utility app connects to compatible solar controllers via Bluetooth to display real-time operational parameters and fault alerts. It offers automatic connection and one-tap access to solar panel, battery, and load data with a simple interface.

**Highlights:** Bluetooth connectivity, Real-time parameter display, Fault alerts, Automatic connection, Solar panel data, Battery data, Load data

**Features:** macOS Compatibility

**In-app purchases:** none


### Solar Controller

[App page](https://appshunter.io/ios/app/solar-controller/id1665008052)

**In-app purchases:** none


## Frequently asked questions

### Is Solar regulator free?

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

### Is Solar Controller free?

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

### Do Solar regulator or Solar Controller have ads?

Neither Solar regulator nor Solar Controller shows ads.

### Which is updated more often, Solar regulator or Solar Controller?

Solar regulator ships an update monthly, and Solar Controller every 9 months. Most recently, Solar regulator was updated on October 5, 2026 and Solar Controller on September 25, 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.*