Link 4 vs Math Devil
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Link 4
Engage in a classic 4-in-a-row game with multiple modes. Play solo against AI, challenge friends locally, or compete online with players globally. Customize your experience with various settings and disc sets.
- Single player vs AI
- Local two-player mode
- Online multiplayer
- Customizable settings
- Multiple disc sets
- No ads
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Challenge your friends, test your skills against AI, and enjoy a feature-packed online multiplayer 4 in a row game. Whether you're playing solo, head-to-head with a friend, or online with players worldwide, Link 4 - Online offers a smooth and customizable experience. Game Modes: - Single Player: Play against a smart AI with three difficulty levels: Easy, Medium, and Hard - Two Player Mode: Challenge a friend in local multiplayer on the same device - Online Multiplayer: Host or Join a game and compete with friends or players around the world Online Play: - Join a Game – Using a six-character code from a friend to instantly connect and play - Host a Game – Unlock hosting with a one-time fee, generate a unique game code, and invite others to join Customization & Settings: - Set custom names for Players - Adjust AI difficulty - Enable or disable AI taunts, haptics, and game sounds - Choose from nine unique disc sets (one free, unlock eight more with a one-time purchase) Key Features: - Smooth gameplay with an intuitive interface - Smart AI for a challenging single-player experience - No ads, no subscriptions – just pure, uninterrupted gameplay with optional in-app purchases Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://justshare.me/link4online/privacy
Math Devil
A challenging 2D platformer that combines difficult levels with math-based puzzles. Navigate traps and solve problems involving various mathematical concepts to progress. It offers a unique test of both reflexes and intellect.
- Challenging 2D platformer gameplay
- Math puzzle integration
- Multiple difficulty levels
- Variety of math concepts covered
- Trap-filled environments
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Dare you win this HARD MATH levels? -Impossible to pass all levels: 40 normal, 2 nightmare -Simple 2d platform but with math puzzles, not easy to win without thinking -Many traps here, be careful [Levels] Primary School: -Comparison Operators -Addition, Subtraction, Multiplication, Division -Order of Operations -Decimal -Fraction -Negative Number -Variable -Function If your hands and brain are ready, good luck to you!
Screenshots
Verdict
The clearest difference is in-app purchases: Math Devil at none against Link 4's 2. Math Devil also leads on iOS requirement (12.0 vs 17.0). Link 4's advantage is ads (none vs shown). On price, rating, ratings volume 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. Link 4 sells 2 one-off in-app purchases. Math Devil asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Link 4 against 5.0 for Math Devil. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Link 4 ships an update every 11 months, Math Devil daily. The most recent releases landed on September 7, 2026 and September 27, 2026 respectively.
| Parameter | Link 4 | Math Devil |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 11 months | Daily — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 134 MB |
| Age rating | 4+ | 4+ |
| Developer | Erfan Reed | 友洲 陈 |
Customer experience
Link 4
Math Devil
In-app purchases
Link 4
- Disc Pack 1$0.99
- Online Game Play$1.99
Math Devil
No in-app purchases









