# 札幌コンサートホールKitara vs Harmony Keyboard

The clearest difference is in-app purchases: 札幌コンサートホールKitara at none against Harmony Keyboard's 1. 札幌コンサートホールKitara also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). Harmony Keyboard's advantage is update cadence (monthly vs every 13 months). On price and device support there is nothing between them.

Both are free to download. Harmony Keyboard sells 1 in-app purchase, starting at $0.49 per month. 札幌コンサートホールKitara asks for nothing beyond the download.

札幌コンサートホールKitara ships an update every 13 months, Harmony Keyboard monthly. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 札幌コンサートホールKitara | Harmony Keyboard |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Monthly** |
| Monetization | Free | — |
| Size | 68 MB | 45 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Sapporo Cultural Arts Foundation](https://appshunter.io/developer/1555186997) | [SINCLAIR SYSTEM](https://appshunter.io/developer/1794147761) |

## What reviewers say

### 札幌コンサートホールKitara

[App page](https://appshunter.io/ios/app/kitara/id1555186995)

This app provides the latest information about concerts and the venue. Users can receive special coupons and collect stamps by scanning QR codes, unlocking exclusive benefits. It also features a next visit date registration with push notifications for reminders.

**Highlights:** Latest concert and venue information, Exclusive coupon distribution, Stamp collection via QR code scanning, Push notifications for event reminders, Ticket purchase integration

**In-app purchases:** none


### Harmony Keyboard

[App page](https://appshunter.io/ios/app/harmony-keyboard/id6745786039)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $0.49 | per month |


## Frequently asked questions

### Is 札幌コンサートホールKitara free?

札幌コンサートホールKitara is free to download, with no in-app purchases.

### Is Harmony Keyboard free?

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

### Do 札幌コンサートホールKitara or Harmony Keyboard have ads?

Harmony Keyboard shows ads; 札幌コンサートホールKitara does not.

### Which is updated more often, 札幌コンサートホールKitara or Harmony Keyboard?

札幌コンサートホールKitara ships an update every 13 months, and Harmony Keyboard monthly. Most recently, 札幌コンサートホールKitara was updated on October 8, 2026 and Harmony Keyboard on October 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*