black (game) vs 4=10
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
black (game)
Solve 50 unique puzzle levels by making the entire screen black. Each level presents a distinct logical challenge. Hints are available to guide you through the game.
- 50 unique puzzle levels
- Each level has its own logic
- Hint system available
- Ad-free hint option via in-app purchase
- Part of a color puzzle game series
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The sequel to my 'yellow' and 'red' games is here! Can you make the screen black in 50 levels? Each level has its own logic. Do you need help? Use the light bulb button that will appear after a while in the top right of each level to get a hint. There are multiple hints for each level. With the in-app purchase you will not get ads before the hints. This is the third game in my color puzzle series. There are already 7 color games each with 50 new levels. Enjoy! @BartBonte
4=10
A casual number puzzle game for all ages. Combine four given numbers using basic math operations to reach the target of 10. It offers a relaxing experience that improves mental math skills and number familiarity.
- Combine four numbers to equal 10
- Basic math operations
- Gradually increasing difficulty
- One-handed play
- Improves mental math skills
- Relaxing and soothing gameplay
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4=10 is a simple number puzzle game suitable for all ages. The objective is to use four given numbers and combine them in an expression that equals 10. For example, you can solve it by adding 1, 2, 3, and 4 together (1+2+3+4=10). The game relies on basic math operations and starts off easy, gradually increasing in difficulty. It's designed to be a relaxed and soothing experience. You can play it with just one hand, using your phone whenever and wherever you like. By playing this game, you'll become more comfortable with numbers and improve your basic math skills, including mental calculations, using parentheses, and following the correct order of operations. Enjoy the game and happy calculating! :)
Screenshots
Verdict
The clearest difference is ads: 4=10 at none against black (game)'s shown. 4=10 also leads on ratings volume (2.6K vs 548). On price, rating, review sentiment and update cadence 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. black (game) sells 1 one-off in-app purchase and 4=10 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.8 for black (game) against 4.9 for 4=10. Both are backed by a comparable volume of ratings — 548 and 2.6K respectively. Written reviews are what separate them: 95% of black (game)'s written reviews are positive against 98% of 4=10's.
black (game) ships an update every 3 months, 4=10 every 2 months. Both last shipped on October 23, 2026.
| Parameter | black (game) | 4=10 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (548 ratings) | 4.9 (2.6K ratings) — better |
| Positive reviews | 95.3% of reviews | 97.9% of reviews — better |
| Number of ratings | 548 | 2.6K — better |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 26 MB | 33 MB |
| Age rating | 9+ | 4+ |
| Developer | Bart BONTE | Sveinn Steinarsson |
Customer experience
black (game)
4=10
User reviews
black (game)
From 548 App Store ratingsWhat we love
- 👍 Fun and challenging puzzles
- 🎶 Great background music
- 💡 Unique game mechanics
- 🚀 Smooth and responsive gameplay
- 👍 Appropriate level of difficulty
Room to improve
- 🐛 Hints not always helpful
- 🐛 Some levels have inconsistent or unclear solutions
- 🔍 Difficulty spikes in certain levels
4=10
From 2.6K App Store ratingsWhat we love
- 👍 Simple and fun
- 🧠 Helps improve math skills
- 🔒 No ads or in-app purchases
- 💡 Challenging yet relaxing
Room to improve
- 🤔 Some levels too easy
- 🤯 Can get repetitive at times
Bugs and requests
black (game)
Reported bugs
2 issues- Level 46 glitching
- Inability to update consent settings
Requested features
3 requests- More color-themed games (e.g. orange, purple, white)
- Option to skip levels
- Ability to reset game progress
4=10
Reported bugs
1 issue- None reported
Requested features
2 requests- Add more difficulty levels
- Introduce new gameplay modes
In-app purchases
black (game)
- premium unlock$2.49
4=10
- 4≠10 add-on$3.99
