Surround vs Mathstack
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Surround
Strategically place wall blocks to surround an enemy on a turn-based board. Plan your moves carefully to prevent the enemy from escaping and achieve high scores by using fewer blocks and leaving escape routes open. Aim for three stars to unlock new levels.
- Surround enemy with wall blocks
- Turn-based gameplay
- Strategic move planning
- Scoring system for efficiency
- Unlockable levels
- Bonus for uncovered escape blocks
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A fun but challenging puzzle game! The objective of the game is to surround the enemy by placing wall blocks on the board before the enemy escapes trough an escape block. The game is turn based and the enemy can move in all directions. This makes it crucial to plan your next move carefully, otherwise the enemy will escape and you will lose! The less blocks you place the higher score you will get! You also get a big bonus at the end of the game for every escape block you don’t cover with a wall block during the game. Aim to get the score as high as possible to collect all 3 stars and unlock the next level.
Mathstack
A unique number puzzle game where you stack cards to form sequences. Strategically use temporary slots to clear the board and uncover hidden cards. Offers three difficulty levels for a tailored challenge.
- Sequence building gameplay
- Strategic card stacking
- Temporary slot management
- Three difficulty levels
- Uncover hidden cards
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Mathstack - Sequence Puzzle Love number puzzles? This one's different. Stack your way to victory by building sequences from 1 to 15 (or 15 to 1) across five colorful stacks to clear the board. The catch? There are more cards than space on the board. Think ahead, use your temporary slots wisely, and plan your moves to uncover the cards you need. Three difficulty levels to match your mood: - Easy (1-5) for a quick brain break - Medium (1-10) for a solid challenge - Hard (1-15) for number-crunching pros Simple to learn. Tricky to master. Impossible to put down. Terms of Service: https://hazerim.com/terms-of-service/ Privacy Policy: https://hazerim.com/mathstack/privacy-policy/
Screenshots
Verdict
The clearest difference is rating: Mathstack at 5.0 against Surround's 3.5. Surround's advantage is update cadence (every 5 days vs every 11 days) and device support (3 vs 1). On price, ratings volume, ads and in-app purchases 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. Surround sells 3 one-off in-app purchases and Mathstack sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Mathstack holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
Surround ships an update every 5 days, Mathstack every 11 days. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.
| Parameter | Surround | Mathstack |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (2 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 5 days — better | Every 11 days |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 14.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 12 MB | 31 MB |
| Age rating | 4+ | 12+ |
| Developer | INNCODER AS | Hazerim Interactive Entertainment, UAB |
In-app purchases
Surround
- 10 Coins$1.99
- 50 Coins$6.99
- 100 Coins$10.99
Mathstack
- No Ads (Weekly)3 Days trial$1.997 Days
- No Ads (Monthly)$5.991 Month
- No Ads (Lifetime)$19.99
