# Alpha HeatHub vs Image

The clearest difference is price: Alpha HeatHub at Free against Image's $1.99. Alpha HeatHub also leads on iOS requirement (8.0 vs 15.6). Image's advantage is review sentiment (40% vs 0%). On update cadence, ads, in-app purchases and device support there is nothing between them.

Alpha HeatHub is free to download; Image costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Alpha HeatHub ships an update every 2 months, Image monthly. The most recent releases landed on September 25, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Alpha HeatHub | Image |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/image-format-converter/id1479361449/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | **40.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Paid |
| Size | 8 MB | 7 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Allied Control System Co., Ltd.](https://appshunter.io/developer/1094154581) | [Kei Suefuji](https://appshunter.io/developer/1388335881) |

## What reviewers say

### Alpha HeatHub

[App page](https://appshunter.io/ios/app/alpha-heathub/id1142860132)

Control your home heating remotely via smartphone or tablet. Adjust schedules, temperatures, and set holiday modes from anywhere. Save money on energy bills with flexible heating management.

**Highlights:** Remote temperature adjustment, View inside/outside temperature, Edit thermostat schedule, Set holiday mode, Override heating on/off, Save on heating bills

**Features:** macOS Compatibility

**In-app purchases:** none


### Image

[App page](https://appshunter.io/ios/app/image-format-converter/id1479361449)

Easily convert your images to JPEG or PNG formats. Supports a wide range of input file types and allows saving to your device or cloud services. Ideal for managing and sharing photos across different platforms.

**Highlights:** Convert to JPEG or PNG, Supports multiple input formats (JPG, TIFF, GIF, BMP, HEIC, etc.), Save to device or cloud services, Batch conversion of multiple photos, Converts iPhone HEIC files

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

**In-app purchases:** none


## Frequently asked questions

### Is Alpha HeatHub free?

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

### Is Image free?

Image costs $1.99, with no in-app purchases.

### Do Alpha HeatHub or Image have ads?

Neither Alpha HeatHub nor Image shows ads.

### Which is updated more often, Alpha HeatHub or Image?

Alpha HeatHub ships an update every 2 months, and Image monthly. Most recently, Alpha HeatHub was updated on September 25, 2026 and Image on October 8, 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.*