Download and install the game, then launch it. Select your preferred mode—Casual or Challenge—and start exploring stunning prehistoric scenes.

Use your mouse to click on differences in the images. Simply tap the area you think is different to select it and confirm your find.

Yes, you can switch modes from the main menu. Just tap on your preferred mode before starting each puzzle.

The game offers numerous levels in each mode. You can replay any completed level via the level selection menu at any time.

The game highlights subtle differences and provides hints if needed. Access hints via the hint button during gameplay.

Yes, it offers optional in-app purchases for hints and additional levels. Manage these via Settings > Account > Purchases.

Go to Settings > Account > Subscriptions to view options. Subscribing removes ads and may unlock extra content.

The game is free to download and play, but optional in-app purchases are available for hints and extra features.

Try restarting your device, update the app, or reinstall it. Contact support via Settings > Help if problems persist.