# JAPAN SELECT vs myHeatMaster

The clearest difference is in-app purchases: JAPAN SELECT at none against myHeatMaster's 1. JAPAN SELECT also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. myHeatMaster sells 1 in-app purchase, starting at $9.99 per month. JAPAN SELECT asks for nothing beyond the download.

JAPAN SELECT ships an update every 14 months, myHeatMaster every 12 months. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | JAPAN SELECT | myHeatMaster |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 12 months** |
| Size | 31 MB | 81 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [BUSINESS WORLD CORPORATION](https://appshunter.io/developer/1578862756) | [HeatMaster Furnaces, Inc.](https://appshunter.io/developer/1687468868) |

## What reviewers say

### JAPAN SELECT

[App page](https://appshunter.io/ios/app/japan-select/id1578863230)

**Features:** macOS Compatibility

**In-app purchases:** none


### myHeatMaster

[App page](https://appshunter.io/ios/app/myheatmaster/id6572305924)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HeatMaster Premium | $9.99 | per month |


## Frequently asked questions

### Is JAPAN SELECT free?

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

### Is myHeatMaster free?

myHeatMaster is free to download, with in-app purchases available.

### Do JAPAN SELECT or myHeatMaster have ads?

Neither JAPAN SELECT nor myHeatMaster shows ads.

### Which is updated more often, JAPAN SELECT or myHeatMaster?

JAPAN SELECT ships an update every 14 months, and myHeatMaster every 12 months. Most recently, JAPAN SELECT was updated on November 3, 2026 and myHeatMaster on November 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.*