Is Trine 4: The Nightmare Prince on Game Pass?

No, only to buy: from $7.99 on Steam.

Is Trine 4: The Nightmare Prince on PS Plus?

Yes, on PS Plus Extra and Premium (PS4).

No, only to buy: from $39.99 on Nintendo eShop.

Yes, with Boosteroid and GeForce NOW (you need your own copy).

From $7.99 on Steam; also Nintendo eShop $39.99 and PlayStation Store $39.99.

Action Adventure Platformer Puzzle IndieReleased October 7, 2019PS4 · Switch · PC

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Prices are the store price, without subscription discounts. Struck through: the price before the discount.

Is Trine 4: The Nightmare Prince on Game Pass?: No, only to buy: from $7.99 on Steam.
Is Trine 4: The Nightmare Prince on PS Plus?: Yes, on PS Plus Extra and Premium (PS4).
Is Trine 4: The Nightmare Prince on Nintendo Switch Online?: No, only to buy: from $39.99 on Nintendo eShop.
Can you play Trine 4: The Nightmare Prince in the cloud?: Yes, with Boosteroid and GeForce NOW (you need your own copy).
How much does Trine 4: The Nightmare Prince cost?: From $7.99 on Steam; also Nintendo eShop $39.99 and PlayStation Store $39.99.