# S vs itel Energy

The clearest difference is update cadence: itel Energy at every 3 weeks against S's every 3 months. S's advantage is iOS requirement (13.0 vs 15.6). 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.

S ships an update every 3 months, itel Energy every 3 weeks. Both last shipped on October 10, 2026.

## The numbers

| Metric | S | itel Energy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.6 (11 ratings)](https://appshunter.io/ios/app/itel-energy/id6742640370/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 88 MB | 102 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Zhejiang Chisage New Energy Technology Co., Ltd](https://appshunter.io/developer/1748964853) | [Shanghai Transsion Co.,Ltd.](https://appshunter.io/developer/1591860730) |

## What reviewers say

### S

[App page](https://appshunter.io/ios/app/s-boost/id6477367283)

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

**In-app purchases:** none


### itel Energy

[App page](https://appshunter.io/ios/app/itel-energy/id6742640370)

Monitor your home's energy storage system in real time. Track solar power, battery levels, and grid interactions to optimize usage, lower bills, and ensure power during outages. This intelligent tool promotes sustainable energy management.

**Highlights:** Real-time energy usage monitoring, Solar power tracking, Battery status monitoring, Grid energy exchange data, Energy usage optimization, Power outage preparedness

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

**In-app purchases:** none


## Frequently asked questions

### Is S free?

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

### Is itel Energy free?

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

### Do S or itel Energy have ads?

Neither S nor itel Energy shows ads.

### Which is updated more often, S or itel Energy?

S ships an update every 3 months, and itel Energy every 3 weeks. Most recently, S was updated on October 10, 2026 and itel Energy on October 10, 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.*