Billy Box (Stack Attack) vs Merge Puzzle Game
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Billy Box (Stack Attack)
Arrange boxes in challenging levels based on a classic 90s puzzle game. Test your skills and spatial reasoning in this engaging experience.
- Box stacking puzzle gameplay
- Multiple difficulty levels
- Inspired by 90s vintage puzzles
- Modernized puzzle mechanics
- Challenging level design
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Billy Box is the modernization of the puzzle vintage 90s. Help Billy to arrange his boxes in various difficulty levels! Send requests, comments and suggestions to: BillyBox.info@gmail.com Thank you!
Merge Puzzle Game
This is a relaxing puzzle game where you merge numbered blocks to create higher numbers. Train your brain with addictive gameplay and a simple, beautiful design. Enjoy an infinite mode with no time limits and helpful boosters.
- Merge numbered blocks
- Train your brain
- Infinite mode
- No timer
- Amazing boosters
- Simple, beautiful design
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Merge, stack, and build bigger numbers in M2 Blocks, a number puzzle with its own upward-stacking gameplay and satisfying chain merges. Send number blocks upward and stack them vertically on the board. When matching blocks meet, they merge into a higher value - and the right placement can set off multiple merges in a row. Keep building bigger numbers, create longer merge chains, and see if you can eventually discover the hidden Infinity block. Easy to pick up but full of possibilities, M2 Blocks is all about choosing the right position for every block. There is no time limit, so you can plan each move and play at your own pace. Highlights - Unique vertical stacking gameplay Place number blocks upward and build your stacks vertically, creating new opportunities with every move. - Satisfying chain merges Matching blocks can trigger consecutive merges, turning one well-planned move into a much bigger combination. - Keep building higher numbers There is always another number to reach. Keep merging, keep stacking, and work your way toward the hidden Infinity block. - Play at your own pace No timer or time pressure. Take your time and decide where your next block should go. - Helpful boosters When the board becomes tricky, use boosters to create new possibilities and keep your run going. Make the Game Your Own Choose from different avatars, block colors, and backgrounds to personalize your game. New visual content and special seasonal designs are also introduced over time. More Ways to Play Explore additional number puzzle modes, including Classic 2048, Number Drop, and Cross Math. Switch between different challenges whenever you want, with your progress saved along the way. Achievements & Rankings Complete Game Center achievements as you reach new puzzle milestones, and follow your position on global and country leaderboards as you aim for higher scores. M2 Blocks is designed for smooth play on iOS, with responsive interactions and haptic feedback that make every placement and merge feel more satisfying. How to Play - Send a number block upward into the position you choose. - Stack blocks vertically and connect matching values. - Merge matching blocks to create higher numbers. - Look for opportunities to trigger consecutive merges. - Keep building your stacks and see how high you can go. - Use boosters when you need more options. Every block creates a new decision. Find the right position, build your chain, and keep the numbers growing. Terms of Service: https://m2blocks.gurugame.ai/termsofservice.html Privacy Policy: https://m2blocks.gurugame.ai/policy.html
Screenshots
Verdict
The clearest difference is review sentiment: Merge Puzzle Game at 51% against Billy Box (Stack Attack)'s 0%. Billy Box (Stack Attack)'s advantage is ads (none vs shown) and update cadence (weekly vs monthly). On price, in-app purchases, monetization model 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. Billy Box (Stack Attack) sells 3 one-off in-app purchases and Merge Puzzle Game sells 12 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Billy Box (Stack Attack) ships an update weekly, Merge Puzzle Game monthly. The most recent releases landed on September 19, 2026 and September 29, 2026 respectively.
| Parameter | Billy Box (Stack Attack) | Merge Puzzle Game |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.9 (16K ratings) — better |
| Positive reviews | 0.0% of reviews | 51.3% of reviews — better |
| Number of ratings | — | 16K — better |
| Update frequency | Weekly — better | Monthly |
| Ads | No — better | Yes |
| 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 | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 57 MB | 172 MB |
| Age rating | 4+ | 4+ |
| Developer | Alessandro de Sanctis | Guru Smart Holding Limited |
Customer experience
Billy Box (Stack Attack)
Merge Puzzle Game
Bugs and requests
Billy Box (Stack Attack)
Not enough reviews yet to summarise bugs or requests.
Merge Puzzle Game
Reported bugs
2 issues- Ads cause game to crash or freeze
- Ads randomly interrupt Spotify music playback
Requested features
3 requests- Reduce frequency and duration of ads
- Offer ad-free premium version
- Add option to track high scores
In-app purchases
Billy Box (Stack Attack)
- Remove Ads$0.99
- Unlimited Lives$0.99
- Unlock all Worlds$0.99
Merge Puzzle Game
- M2 Blocks Weekly Premium3 Days trial$4.997 Days
- XS GEM PACK$0.99
- M GEM SALE$1.99
- Beginner Package$1.99
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- S GEM PACK$2.99
- L GEM SALE$3.99
- M GEM PACK$4.99
- Remove Ads$6.99
- Gem Boost$7.99
- L GEM PACK$9.99
- XL GEM PACK$24.99
- XXL GEM PACK$49.99
Questions
Is Billy Box (Stack Attack) free?
Is Merge Puzzle Game free?
Do Billy Box (Stack Attack) or Merge Puzzle Game have ads?
Which is updated more often, Billy Box (Stack Attack) or Merge Puzzle Game?
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