# HJM vs Jardín Sur

The clearest difference is update cadence: HJM at every 3 months against Jardín Sur's every 10 months. 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.

HJM ships an update every 3 months, Jardín Sur every 10 months. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | HJM | Jardín Sur |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 10 months |
| Monetization | Free | — |
| Size | 29 MB | 1 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hermanos Julian M S.L.](https://appshunter.io/developer/1367547773) | [Informática y Telecomunicaciones de Teruel S.L.](https://appshunter.io/developer/1462052522) |

## What reviewers say

### HJM

[App page](https://appshunter.io/ios/app/hjm/id1367547774)

Manage your smart radiator temperatures easily and quickly from your smartphone. Adjust settings remotely without needing to be at home.

**Highlights:** Remote temperature management, Smart radiator control, Easy and quick adjustments, Smartphone access, Schedule temperature changes

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

**In-app purchases:** none


### Jardín Sur

[App page](https://appshunter.io/ios/app/jardin-sur/id1517782802)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HJM free?

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

### Is Jardín Sur free?

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

### Do HJM or Jardín Sur have ads?

Neither HJM nor Jardín Sur shows ads.

### Which is updated more often, HJM or Jardín Sur?

HJM ships an update every 3 months, and Jardín Sur every 10 months. Most recently, HJM was updated on October 29, 2026 and Jardín Sur on October 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.*