# e_touch vs CELSI

The clearest difference is update cadence: e_touch at every 3 months against CELSI's every 17 months. e_touch 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.

e_touch ships an update every 3 months, CELSI every 17 months. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | e_touch | CELSI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/e-touch/id1236378145/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 3.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 17 months |
| Monetization | Free | — |
| Size | 3 MB | 189 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [宪卫 苏](https://appshunter.io/developer/896429893) | [BFM Europe Limited](https://appshunter.io/developer/1615740286) |

## What reviewers say

### e_touch

[App page](https://appshunter.io/ios/app/e-touch/id1236378145)

Control your fireplace remotely with this intelligent application. Manage settings and enjoy a warm ambiance from your device.

**Highlights:** Intelligent fireplace control, Remote management, Ambiance control

**Features:** macOS Compatibility

**In-app purchases:** none


### CELSI

[App page](https://appshunter.io/ios/app/celsi/id1615740284)

**In-app purchases:** none


## Frequently asked questions

### Is e_touch free?

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

### Is CELSI free?

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

### Do e_touch or CELSI have ads?

Neither e_touch nor CELSI shows ads.

### Which is updated more often, e_touch or CELSI?

e_touch ships an update every 3 months, and CELSI every 17 months. Most recently, e_touch was updated on October 7, 2026 and CELSI on September 30, 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.*