What's inside the box? vs 4=10
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
What's inside the box?
Engage in a series of challenging puzzles to uncover the contents of various boxes. Utilize hints to overcome difficult levels and unlock additional features for an enhanced experience.
- Solve 100+ puzzles
- Discover box contents
- Use hint system
- Premium unlock available
- Skip level option
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What's inside the box? A lot of puzzles! Can you solve all 100 and discover what's in the box? Need hints? Use the hint button at the bottom in each level. There are 2 hints for each level. With the premium unlock in-app you will not get ads before the hints and you will get a skip level button after asking the 2 hints in each level. (note: with the premium unlock the skip button will appear AFTER asking the 2 hints in each level) 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 rating: 4=10 at 4.9 against What's inside the box?'s 4.3. 4=10 also leads on ads (none vs shown) and review sentiment (98% vs 78%). On price, update cadence, in-app purchases and monetization model 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. What's inside the box? 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.
4=10 holds the better App Store score, 4.9 against 4.3. That said, the two scores are not equally well evidenced: 4=10 has 2.6K ratings behind it against 111, so its average is the more settled of the two. Written reviews point the same way: 78% of What's inside the box?'s written reviews are positive against 98% of 4=10's.
What's inside the box? ships an update every 3 months, 4=10 every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | What's inside the box? | 4=10 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (111 ratings) | 4.9 (2.6K ratings) — better |
| Positive reviews | 77.7% of reviews | 97.9% of reviews — better |
| Number of ratings | 111 | 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 | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 23 MB | 33 MB |
| Age rating | 12+ | 4+ |
| Developer | Bart BONTE | Sveinn Steinarsson |
Customer experience
What's inside the box?
4=10
User reviews
What's inside the box?
From 111 App Store ratingsWhat we love
- 🧩 Excellent puzzle design with logical solutions
- 💡 Innovative and creative puzzle mechanics
- 🎯 Well-balanced difficulty progression
- 🏆 100 unique levels with variety
- 👨💻 High-quality work from respected developer Bart Bonte
Room to improve
- 🐛 Progress resets when switching apps or reopening
- 😤 Certain levels are frustratingly difficult or poorly designed
- 🔄 Some levels are repetitive or duplicated
- ❓ Vague hints that don't adequately help stuck players
- ⏸️ No pause functionality mid-level
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
What's inside the box?
Reported bugs
7 issues- Progress lost when switching apps or reopening application
- Level 43 button unresponsive after pressing question mark
- Level 7 layer movement not functioning correctly
- Level 45 resets progress to level 21
- Screen rendering issues making portions unviewable
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- Hints not unlocking next level despite correct solution
- Multiple levels appearing identical or too similar (52/72, 81/88)
Requested features
6 requests- Skip button for difficult levels
- Pause functionality during gameplay
- Improved hint system with clearer guidance
- Additional levels beyond 100
- Better progress save system
Show 1 moreShow fewer
- Sequel or expansion content
4=10
Reported bugs
1 issue- None reported
Requested features
2 requests- Add more difficulty levels
- Introduce new gameplay modes
In-app purchases
What's inside the box?
- premium unlock$2.49
4=10
- 4≠10 add-on$3.99
Questions
Is What's inside the box? free?
Is 4=10 free?
Which has better reviews, What's inside the box? or 4=10?
Do What's inside the box? or 4=10 have ads?
Which is updated more often, What's inside the box? or 4=10?
Other comparisons
