1. Introduction of the Game
Football Strike is a fast-paced, multiplayer football game developed by Miniclip. It offers players the thrill of the pitch through free-kick challenges and quick shooting matches. With intuitive controls and dynamic gameplay, the game focuses on precision, speed, and competitive fun, making it appealing to football fans and casual gamers alike.

2. All Characters and Levels of the Game
The game features a variety of playable characters, each with unique attributes like shooting power and accuracy. As players improve, they unlock new characters and progress through increasingly challenging levels. The difficulty escalates with more complex goalkeeping and scoring techniques required to succeed in advanced matches.

3. What Attracts Users Most to the Game
Players are drawn to Football Strike for its simplicity, engaging gameplay, and real-time multiplayer competition. The ability to play against friends or global opponents, customize characters and equipment, and participate in time-limited events adds to its long-term appeal and excitement.

4. Why It Is Popular
The game's popularity is driven by its accessible gameplay and the global love for football. With no steep learning curve, it’s easy to pick up and play, yet offers enough depth to keep experienced players challenged. Frequent updates and event-based content keep the game fresh and relevant.

5. When the Game Was Released and How Many Versions Are Currently Available
Football Strike was released in September 2017. Although it has not been re-released as separate versions, it has undergone numerous updates and seasonal content additions, effectively evolving the game and keeping the experience current for players.

6. The Most Difficult Part of the Game
The most challenging aspect of the game is competing in high-tier multiplayer matches. As the level of competition increases, players must rely on sharp reflexes, precise timing, and strategic gameplay. The goalkeeper challenge mode is especially difficult, requiring fast reactions and good anticipation.

7. Strengths and Weaknesses of the Game
Strengths of Football Strike include its fun and fast multiplayer mode, customizable characters, a range of game modes, and quick matches that suit mobile gaming. Weaknesses include its reliance on in-app purchases for rapid progression and the potential for repetitiveness without significant new content.

8. What Other Games Have Been Developed by the Same Developer
Football Strike was developed by Miniclip, a studio known for producing several hit games. Other popular titles from Miniclip include 8 Ball Pool, Agar.io, and Plague Inc. These games reflect the developer’s focus on accessible mechanics, competitive elements, and regular content updates.