# SolarTouch vs Octopus BMS Lite

The clearest difference is update cadence: SolarTouch at every 3 weeks against Octopus BMS Lite's every 12 months. SolarTouch also leads on iOS requirement (8.0 vs 12.0). 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.

SolarTouch ships an update every 3 weeks, Octopus BMS Lite every 12 months. The most recent releases landed on September 16, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | SolarTouch | Octopus BMS Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (7 ratings)](https://appshunter.io/ios/app/solartouch/id1448823981/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 12 months |
| Monetization | Free | — |
| Size | 58 MB | 32 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [AsianPowerDevicesInc](https://appshunter.io/developer/1214788661) | [Shanghai Xinzhiheng Electronic Technology Co., Ltd.](https://appshunter.io/developer/1745374020) |

## What reviewers say

### SolarTouch

[App page](https://appshunter.io/ios/app/solartouch/id1448823981)

Monitor your solar inverter's performance and access its configuration settings. Track inverter data logs and manage settings remotely. This utility app helps you keep tabs on your solar energy system's efficiency.

**Highlights:** Monitor inverter data, Access inverter logs, Configure inverter settings, Remote monitoring, Track solar energy system performance

**Features:** macOS Compatibility

**In-app purchases:** none


### Octopus BMS Lite

[App page](https://appshunter.io/ios/app/octopus-bms-lite/id6505063095)

**In-app purchases:** none


## Frequently asked questions

### Is SolarTouch free?

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

### Is Octopus BMS Lite free?

Octopus BMS Lite is free to download, with no in-app purchases.

### Do SolarTouch or Octopus BMS Lite have ads?

Neither SolarTouch nor Octopus BMS Lite shows ads.

### Which is updated more often, SolarTouch or Octopus BMS Lite?

SolarTouch ships an update every 3 weeks, and Octopus BMS Lite every 12 months. Most recently, SolarTouch was updated on September 16, 2026 and Octopus BMS Lite on September 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*