Cost ranges from $0 to ~$20 depending on platform and version. There is no single "official" online Clue—multiple licensed adaptations exist.
| Platform | Title / Access | Notes |
|---|---|---|
| Web Browser | Classic Clue (Hasbro official) — hasbro.com | Flash-based (may need Ruffle), single-player vs AI, basic. |
| Web Browser | Board Game Arena (BGA) — boardgamearena.com | Full multiplayer Clue. Free tier: join tables. Premium ($4/mo) to create. |
| Mobile (iOS/Android) | Clue: The Classic Mystery Game (Marmalade Game Studio) | Free download. Base game usually $3.99–$6.99. Watch for sales ($0.99). Ads/IAP in some regions. |
| Steam | Clue/Cluedo (Marmalade) | Same as mobile. Often 75% off ($1.50). Cross-play with mobile. |
| Nintendo Switch | Clue (Marmalade) | Paid only ($3.99 sale). Local/online multiplayer. |
No monthly fee required unless you want premium hosting on BGA or Pogo.