Main Features: - wifi connected device detection - Discover electronics and pinhole cameras - Display device specific information - Anti-candid photography safety guide - Fresh and no ads, easy to operate About Subscription: Payment: Will pay with users iTunes account after user confirms it. Cancel Subscription: If you need to cancel the renewal, please go to Settings--> enter iTunes Store and App Store--> tap App ID, select View Apple ID, enter Account Setting, tap Subscription, and select Cancel Subscription. If you do cancel the subscription at least 24 hours before the end of the subscription period, the subscription will be automatically renewed. Privacy Policy: https://shimo.im/docs/9030MnMXjYszexqw/ User Agreement: https://shimo.im/docs/25q5M4M9Y9soEeqD/