# HEIWA Ernest vs Quantum Play

The clearest difference is iOS requirement: Quantum Play at 13.0 against HEIWA Ernest's 16. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

HEIWA Ernest ships an update every 7 months, Quantum Play every 6 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | HEIWA Ernest | Quantum Play |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 6 months** |
| Monetization | Free | — |
| Size | 75 MB | 95 MB |
| Requires iOS | 16 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [beauvarlet](https://appshunter.io/developer/1693243827) | [Ekinex spa](https://appshunter.io/developer/1503321534) |

## What reviewers say

### HEIWA Ernest

[App page](https://appshunter.io/ios/app/heiwa-ernest/id6670319206)

Control your home's heating and cooling system room by room. Adjust temperatures, set schedules, and manage your climate remotely for personalized comfort and energy efficiency.

**Highlights:** Zone-by-zone temperature control, Remote system operation, Customizable scheduling, Room renaming for easy management, Low battery notifications, Parameter saving during power outages

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

**In-app purchases:** none


### Quantum Play

[App page](https://appshunter.io/ios/app/quantum-play/id6738643532)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HEIWA Ernest free?

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

### Is Quantum Play free?

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

### Do HEIWA Ernest or Quantum Play have ads?

Neither HEIWA Ernest nor Quantum Play shows ads.

### Which is updated more often, HEIWA Ernest or Quantum Play?

HEIWA Ernest ships an update every 7 months, and Quantum Play every 6 months. Most recently, HEIWA Ernest was updated on October 24, 2026 and Quantum Play on October 27, 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.*