
About
Investigate fictional smartphones to uncover hidden truths and solve compelling mysteries. Piece together fragmented digital evidence from various apps to reveal the complete story behind each case. This narrative-driven game offers bite-sized investigations perfect for quick play sessions.
What's New in CaseX(ケースエックス)| スマホの中の事件
1.2.1
October 8, 2026
細かな改善を行いました。
Subscriptions & In-App Purchases
Pro 週額
すべての事件が遊べる。毎週の新作とヒント無制限。
User reviews
Developer apps
FAQ
What is CaseX?
CaseX is a mystery game where you investigate fictional smartphones to uncover the truth behind various cases. You'll examine simulated apps like messaging, social media, and payment histories to piece together the story.
How do I play CaseX?
You'll receive a case from a client, then 'open' a fictional smartphone. By freely exploring the apps within, you gather clues. You then answer the client's questions with the facts you've discovered to solve the case.
Is CaseX free to play?
Yes, the first three cases are completely free to play. You can also unlock additional locked cases by inviting friends.
What are the subscription options for CaseX?
CaseX Pro offers a subscription that unlocks all cases, weekly new cases, and unlimited hints. Pricing includes weekly ($1.99), monthly ($2.99), and annual ($19.99) plans.
Does CaseX have ads?
Yes, CaseX contains advertisements. The free-to-play experience includes ads, while the Pro subscription removes them and offers additional benefits.
How long does a case take to solve in CaseX?
Each case consists of 10 to 20 questions. A single case typically takes about 10 to 20 minutes to complete, making it suitable for short play sessions.
Can I play CaseX offline?
Yes, you can play CaseX without needing to log in, and it is designed for offline play once downloaded. New cases and ongoing investigations can be notified via your lock screen.
What devices does CaseX support?
CaseX is currently supported on iPhones. The app is rated for ages 12 and up.





