KAMI 2 vs Empty.
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
KAMI 2
This game challenges players to fill each puzzle with a single color using the fewest moves possible. It offers over 100 handcrafted puzzles, daily challenges, and the ability to create and share your own designs.
- Hand-crafted puzzles
- Single color flood mechanic
- Fewest moves challenge
- Daily challenges
- User-generated puzzles
- Puzzle builder
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Sequel to #1 puzzle game, KAMI The calming yet addictive puzzle game is back! With over 100 hand-crafted puzzles, Kami 2 takes you on a mind-twisting journey that combines logic and problem-solving. Can you achieve perfection? Flood each puzzle with a single color in as few moves as possible to claim a 'Perfect' sticker. But watch out for subtle new tricks and fiendish surprises. Want even more? Beat the global Daily Challenge, earn a winning streak and compare your scores to other players. Test yourself on thousands of user-generated puzzles, uploaded daily. Get creative and take on the world. Craft your own KAMI designs using the Puzzle Builder. Design and share your creations, send them to your friends and challenge the world to match your score.
Empty.
A relaxing puzzle game designed to help you unwind and appreciate simplicity. Rotate rooms to clear them using intuitive one-touch controls. Enjoy a peaceful experience with a beautiful soundtrack and over 25 handcrafted levels.
- Unique room rotation puzzles
- One-touch controls
- No ads or paid content
- Accessible for all ages
- 25+ handcrafted levels
- Original soundtrack
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A relaxing puzzle game to unwind with. Each level teaches you to value simplicity in life. ‣ Unique puzzle mechanics — clear the room by rotating it! ‣ One-touch controls — play with one hand! ‣ No ads. No paid content. Supported by donations. ‣ Accessible for players of all ages. ‣ 25+ beautiful hand-crafted levels. ‣ Original soundtrack - a full length album. Learn the timeless concept — that less is more — that will contribute to your wellbeing in addition to simply joyfully passing time.
Screenshots
Verdict
The clearest difference is in-app purchases: Empty. at none against KAMI 2's 7. Empty. also leads on ads (none vs shown) and review sentiment (93% vs 84%). KAMI 2's advantage is ratings volume (15K vs 2.4K). On price, rating, update cadence 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. KAMI 2 sells 7 one-off in-app purchases. Empty. asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.7 for KAMI 2 against 4.8 for Empty.. That said, the two scores are not equally well evidenced: KAMI 2 has 15K ratings behind it against 2.4K, so its average is the more settled of the two. Written reviews are what separate them: 84% of KAMI 2's written reviews are positive against 93% of Empty.'s.
KAMI 2 ships an update every 2 months, Empty. monthly. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.
| Parameter | KAMI 2 | Empty. |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (15K ratings) | 4.8 (2.4K ratings) — better |
| Positive reviews | 83.9% of reviews | 93.1% of reviews — better |
| Number of ratings | 15K — better | 2.4K |
| Update frequency | Every 2 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 396 MB | 88 MB |
| Age rating | 4+ | 4+ |
| Developer | State of Play Games | Maksym Dzitsiuk |
Customer experience
KAMI 2
Empty.
User reviews
KAMI 2
From 15K App Store ratingsWhat we love
- 🌟 Beautiful visuals and soothing audio
- 🧠 Challenging and brain-stimulating puzzles
- 🔍 Ability to create and publish custom puzzles
- 🕰️ Relaxing and calming gameplay experience
Room to improve
- 💰 Excessive use of ads and in-app purchases for hints
- 🐛 Connectivity issues and server problems
- 🤯 Difficulty spike in later levels with no free hints
- 📱 Compatibility issues on certain devices
Empty.
From 2.4K App Store ratingsWhat we love
- 🌙 Calming and relaxing
- 👍 Simple and intuitive gameplay
- 🎨 Beautiful color palette and aesthetics
- 🔒 No ads or in-app purchases
- 💡 Unique and innovative concept
Room to improve
- 🕰️ Game is too short
- 🤔 Some levels require precise alignment
- 🔇 No option to turn off background music
Bugs and requests
KAMI 2
Reported bugs
3 issues- Daily puzzles not loading or resetting incorrectly
- User-created puzzles not saving or syncing properly
- App freezing or crashing on certain devices
Requested features
4 requests- Earn free hints through gameplay achievements
- Option to undo moves or restart puzzles
- Improved puzzle search and discovery
- Colorblind accessibility features
Empty.
Reported bugs
2 issues- Certain objects not disappearing as expected
- Glitches on specific levels
Requested features
3 requests- More levels and content
- Difficulty settings or options
- Ability to save progress
In-app purchases
KAMI 2
- 3 Hints$0.99
- Special Palettes 1$0.99
- Special Palettes 2$0.99
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- Special Palettes 3$0.99
- 10 Hints$1.99
- 30 Hints$4.99
- 75 Hints$9.99
Empty.
No in-app purchases
