--- title: "Doubt (playing card game) — App Overview" url: https://marlvel.ai/intel-report/card/doubt-playing-card-game category: Card developer: HAREPPO platforms: android rating: N/A (0 ratings) pricing: free report_level: overview generated: 2026-05-09 last_verified: "2026-05-09T14:32:51.197Z" --- > **Key Insight:** This is a straightforward digital adaptation of the classic card game Doubt, focusing on bluffing and hand-management mechanics. | Metric | Value | |--------|-------| | Category | Card | | Rating | N/A ★ (0) | | Pricing | free | | Platforms | Android | | Latest Version (Android) | 1.0.2 | | Developer | HAREPPO | ## What is Doubt (playing card game)? Doubt is a digital implementation of the classic bluffing card game for four players. The app facilitates turn-based gameplay where users must strategically play cards in sequence from A to K, utilizing deception when necessary to empty their hand. ## Key Features - **Sequential Card Play**: Players take turns placing cards face-down in ascending order from A to K. - **Bluffing Mechanic**: Players are required to lie and play alternative cards when they do not possess the card required for the current turn. - **Doubt System**: Opponents can challenge a play by calling 'Doubt,' forcing the player to reveal their card. - **Penalty Logic**: The player who loses a doubt challenge must collect all cards currently in play. ## Who is it for? Casual card game players interested in strategy and bluffing mechanics. ## Links - [Google Play](https://play.google.com/store/apps/details?id=com.netk.DokodemoDoubt&hl=en&gl=us) - [Full Intelligence Report](https://marlvel.ai/intel-report/card/doubt-playing-card-game) --- *This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/card/doubt-playing-card-game).* *Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*