HAKOIRI vs Harmonia
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
HAKOIRI
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A quiet sliding puzzle, like a wooden toy you can hold in your hand. No flashy effects. Just you, the pieces, and the gentle slide. ABOUT HAKOIRI HAKOIRI is the classic Japanese sliding-block puzzle "Klotski," reimagined with the warmth of Scandinavian wooden toys. Slide the 2×2 daughter piece down to the exit. That's all. Simple to learn, endlessly satisfying to master. FEATURES • Warm, minimal wooden-toy design • 100+ stages, from gentle 3-move starters to 100-move challenges • Best-time tracking — race against your own record • Two board sizes: 4×5 and 5×6 • Soft background music for quiet focus PERFECT FOR • A calm break between busy moments • Anyone tired of loud, flashy games • Puzzle lovers who enjoy thinking deeply • Fans of wooden toys and Scandinavian design
Harmonia
Train your ear with this music puzzle game. Listen to a target sound, then recreate it from memory by selecting instruments and adjusting notes. Explore musical worlds and compete in daily challenges to test your auditory skills.
- Recreate sounds from memory
- Adjust instrument pitches
- Hundreds of levels across musical worlds
- Daily challenges
- Ear training mechanics
- No time pressure
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Harmonia is a music puzzle game that trains your ear. You hear a target sound and rebuild it from memory. Toggle the right instruments and dial in the right notes before submitting to see how you did. No rush, no luck. Just you, your ears, and your instruments. HOW TO PLAY Listen to the target sound. Your replays are limited, so listen carefully! Toggle instruments on or off to match what you heard Slide each instrument's pitch selector to find the right note Every toggle and note counts, choose wisely Submit your mix! EXPLORE MUSICAL WORLDS Each world brings its own instruments and its own challenge across hundreds of levels. Electronic world coming soon! DAILY CHALLENGE One new puzzle every day, that's the same for everyone. Compare your result with friends and see who's got the best ears! CHALLENGE YOUR EAR Levels start simple. One instrument, a handful of notes. By the time you're deep into a world, you're untangling up to five instruments with close, tricky timbres. It's a genuine ear-training curve! WHY HARMONIA Most puzzle games test your reflexes. Harmonia tests something rarer: your ear. Whether you've got years of music training or you've never touched an instrument, Harmonia has something for everyone. Download Harmonia and find out how good your ear really is.
Screenshots
Verdict
The clearest difference is ads: HAKOIRI at none against Harmonia's shown. HAKOIRI also leads on update cadence (daily vs monthly). On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.
HAKOIRI ships an update daily, Harmonia monthly. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.
| Parameter | HAKOIRI | Harmonia |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Daily — better | Monthly |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 50 MB | 112 MB |
| Age rating | 4+ | 12+ |
| Developer | Nagatomo Miki | Rowan Vredenburg |
In-app purchases
HAKOIRI
No in-app purchases
Harmonia
No in-app purchases









