UNION ARENA Tutorial App vs Tempi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UNION ARENA Tutorial App
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.
- Learn basic rules
- Tutorial Mode
- Free Battle Mode
- Practice with decks
- Experience trading card game
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Let’s learn how to play UNION ARENA! A tutorial app that lets you experience the brand-new trading card game " UNION ARENA" is now available! •Learn how to play UNION ARENA English version! First use the "Tutorial Mode" to learn and get used to the basic rules of the game, and then start playing freely in the "Free Battle Mode"! You can use the HUNTER×HUNTER deck to learn the rules and enjoy battling! In "Free Battle Mode",You can use the BLEACH: Thousand-Year Blood War, JUJUTSU KAISEN, CODE GEASS: Lelouch of the Rebellion, and SOLO LEVELING decks as well. Experience the excitement of Union Arena with the Tutorial App!
Tempi
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Learn to read music without a piano. Anywhere, anytime. Tempi is built for beginners who want to sharpen their sight-reading even when they're not in front of an instrument. The idea is simple: never stop practicing, and track your progress every day. WHAT YOU'LL PRACTICE: - All the notes - The most important major and minor chords - Chord inversions - Notes on the staff (treble clef) - Fun facts about music (classical, specifically) FEATURES: - Timed quizzes to sharpen your speed and accuracy - Progress tracking with streaks, accuracy %, and points - Game history with charts showing your improvement over time - Anglo-Saxon or Solfège notation, your choice - Skip questions when you need a break, no pressure Perfect for piano students, music theory learners, or anyone who wants to deepen their musical knowledge on the go. Start your streak today! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | UNION ARENA Tutorial App | Tempi |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (32 ratings) — better | — |
| Positive reviews | 90.9% of reviews | — |
| Number of ratings | 32 — better | — |
| Update frequency | Every 3 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 18 |
| Further details — not scored | ||
| Size | 216 MB | 31 MB |
| Age rating | 4+ | 12+ |
| Developer | BANDAI Co., Ltd. | Daniel Fernandez |
In-app purchases
UNION ARENA Tutorial App
No in-app purchases
Tempi
- Tempi Premium$4.991 Month
Questions
Is UNION ARENA Tutorial App free?
Is Tempi free?
Do UNION ARENA Tutorial App or Tempi have ads?
Which is updated more often, UNION ARENA Tutorial App or Tempi?
Other comparisons
