# Kelkun vs HEIWA Ernest

The clearest difference is review sentiment: Kelkun at 95% against HEIWA Ernest's 0%. Kelkun also leads on update cadence (fortnightly vs every 7 months). HEIWA Ernest's advantage is in-app purchases (none vs 6). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Kelkun sells 6 one-off in-app purchases. HEIWA Ernest asks for nothing beyond the download.

Kelkun ships an update fortnightly, HEIWA Ernest every 7 months. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Kelkun | HEIWA Ernest |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **95.2% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 7 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 111 MB | 75 MB |
| Requires iOS | **15.1** | 16 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kelkun](https://appshunter.io/developer/1678597629) | [beauvarlet](https://appshunter.io/developer/1693243827) |

## What reviewers say

### Kelkun

[App page](https://appshunter.io/ios/app/kelkun/id6478332228)

Connects local craftspeople with clients for various needs, from urgent repairs to ongoing projects. Offers transparent pricing, flexible scheduling, and trusted professionals for clients, while providing artisans with new work opportunities and streamlined business management.

**Highlights:** Find qualified local artisans, Transparent and fair pricing, Flexible appointment scheduling, Trusted and certified professionals, New work opportunities for artisans, Streamlined business management for artisans

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Krédit | $7.99 | one-time |
| Pack de 5 Krédits | $39.99 | one-time |
| Pack de 10 Krédits | $69.99 | one-time |
| Pack de 25 Krédits | $179.99 | one-time |
| Pack de 50 Krédits | $349.99 | one-time |
| Pack de 100 Krédits | $699.99 | one-time |


### 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


## Frequently asked questions

### Is Kelkun free?

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

### Is HEIWA Ernest free?

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

### Do Kelkun or HEIWA Ernest have ads?

Neither Kelkun nor HEIWA Ernest shows ads.

### Which is updated more often, Kelkun or HEIWA Ernest?

Kelkun ships an update fortnightly, and HEIWA Ernest every 7 months. Most recently, Kelkun was updated on November 8, 2026 and HEIWA Ernest on October 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.*