# UNION ARENA Tutorial App vs Tempi

The clearest difference is in-app purchases: UNION ARENA Tutorial App at none against Tempi's 1. UNION ARENA Tutorial App also leads on iOS requirement (11.0 vs 18). Tempi's advantage is update cadence (every 6 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Tempi sells 1 in-app purchase, starting at $4.99 per month. UNION ARENA Tutorial App asks for nothing beyond the download.

UNION ARENA Tutorial App ships an update every 3 months, Tempi every 6 days. The most recent releases landed on October 23, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | UNION ARENA Tutorial App | Tempi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (32 ratings)](https://appshunter.io/ios/app/union-arena-tutorial-app/id6578425605/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 90.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Monetization | Free | — |
| Size | 216 MB | 31 MB |
| Requires iOS | **11.0** | 18 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [BANDAI Co., Ltd.](https://appshunter.io/developer/359834423) | [Daniel Fernandez](https://appshunter.io/developer/1592902094) |

## What reviewers say

### UNION ARENA Tutorial App

[App page](https://appshunter.io/ios/app/union-arena-tutorial-app/id6578425605)

Learn the rules and strategies of a new trading card game. This app offers tutorial modes to grasp basic gameplay and free battle modes to practice with different decks. Experience the excitement of the game with guided learning.

**Highlights:** Learn basic rules, Tutorial Mode, Free Battle Mode, Practice with decks, Experience trading card game

**In-app purchases:** none


### Tempi

[App page](https://appshunter.io/ios/app/tempi-piano-flash-cards/id6766294782)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tempi Premium | $4.99 | per month |


## Frequently asked questions

### Is UNION ARENA Tutorial App free?

UNION ARENA Tutorial App is free to download, with no in-app purchases.

### Is Tempi free?

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

### Do UNION ARENA Tutorial App or Tempi have ads?

Neither UNION ARENA Tutorial App nor Tempi shows ads.

### Which is updated more often, UNION ARENA Tutorial App or Tempi?

UNION ARENA Tutorial App ships an update every 3 months, and Tempi every 6 days. Most recently, UNION ARENA Tutorial App was updated on October 23, 2026 and Tempi on October 4, 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.*