| Platform: | PS4 |
| Released: | September 5, 2017 |
| Developer: | SCE Japan Studio |
| Publisher: | Sony Interactive Entertainment Europe |
| Genres: | Action, Adventure, Platformer |
| Critics: | 72 / 100 (based on 83 reviews) |
| Offline: | up to 2 players |
| Rating: | Parental guidance recommended Mild Violence, Online Interactivity |
| Languages: | Arabic, Danish, Dutch, English, Finnish, French, German, Italian, Norwegian, Polish, Portuguese, Russian, Spanish, Swedish |
| File Size: | 37.28 GB |
| Game ID: | CUSA07670 (?) |
 | Knack: The Ultimate Invention Acquired all trophies. | 1.1% Ultra Rare | |
 | Rothari Badge Defeated Rothari. | 46.5% Rare | |
 | Gundahar Badge Defeated Gundahar. | 41.9% Rare |
 | Xander Badge Defeated the relic monster that Xander created. | 41.6% Rare | |
 | Titanic Triumph Defeated all Titans. | 37.7% Rare | |
 | Artifact Boss Badge Defeated the last boss. | 36.4% Rare | |
 | Heavy Punch Certificate Learned the Heavy Punch from Ava. | 68.2% Common | |
 | Hook Shot Certificate Learned the Hook Shot from Ava. | 51.6% Common | |
 | Boomerang Certificate Learned the Boomerang from Ava. | 43.0% Rare | |
 | Ultimate Move Certificate Learned the Ultimate Move from Ava. | 38.9% Rare | |
 | Big Hitter Defeated 300 enemies using punches. | 56.9% Common | |
 | King of Kicking Defeated 300 enemies using kicks. | 20.2% Very Rare | |
 | Tricky Customer Defeated 50 immobilized enemies. | 23.3% Very Rare | |
 | Jumping Knack Flash Defeated 100 enemies using Jump Kicks. | 14.4% Very Rare | |
 | Marathon Runner Ran 26.2 miles. | 47.8% Rare | |
 | Treasure Hunter Found 30 chests containing relic energy. | 49.2% Rare | |
 | Blockbuster Broke the blocks of 50 enemies. | 39.4% Rare | |
 | Pro Parrier Defeated 50 enemies using parries. | 13.6% Very Rare | |
 | Goblin Gobbler Defeated 500 goblin enemies. | 47.3% Rare | |
 | Robot Wrecker Defeated 700 robot enemies. | 38.4% Rare | |
 | Nose for Treasure Found 10 treasure chests. | 46.9% Rare | |
 | The Doctor's Apprentice Completed your first gadget. | 55.8% Common | |
 | Crystal Relic Collector Acquired your first crystal relic. | 57.7% Common | |
 | All-New Powers Unlocked your first Crystal Knack. | 6.2% Very Rare | |
 | Gadget Boy Acquired your first gadget part. | 86.0% Common | |
 | The Challenges Begin Acquired your first Knack medal. | 34.9% Rare | |
 | Onwards and Upwards Performed your first Knack upgrade. | 90.2% Common | |
 | Combo King Equipped a combo meter and landed a 100-hit combo. | 1.8% Ultra Rare | |
 | Sunstone Stunner Stunned enemies 50 times with sunstone bombs. | 42.4% Rare | |
 | Relic Racer Cleared a Time Attack stage. | 8.3% Very Rare | |
 | Gladiator Cleared a Coliseum Attack stage. | 7.7% Very Rare | |
 | Smaller is Better Defeated 10 enemies as small Knack. | 46.5% Rare | |
 | Novice Hero Knack Cleared all chapters on the Easy difficulty level or higher. | 36.4% Rare | |
 | Hero Knack Cleared all chapters on the Normal difficulty level or higher. | 26.8% Rare | |
 | It's a Knackout Cleared all chapters on the Hard difficulty level or higher. | 7.2% Very Rare | |
 | Halfway There Acquired 50 Knack medals. | 1.8% Ultra Rare | |
 | The Doctor's Disciple Acquired all gadgets. | 6.7% Very Rare | |
 | Super Move Master Learned all super moves. | 6.4% Very Rare | |
 | Incredible Power! Learned all basic power-up skills. | 10.4% Very Rare | |
 | Sucker for Punishment Cleared one chapter on the Very Hard difficulty level. | 14.8% Very Rare | |
 | You've Got the Knack Acquired 70 Knack medals. | 1.3% Ultra Rare | |
 | Speed Demon Achieved 5 stars in every Time Attack. | 1.3% Ultra Rare | |
 | King of the Coliseum Achieved 5 stars in every Coliseum Attack. | 1.4% Ultra Rare |
| Platform: | PS4 |
| Released: | September 5, 2017 |
| Developer: | SCE Japan Studio |
| Publisher: | Sony Interactive Entertainment Europe |
| Genres: | Action, Adventure, Platformer |
| Critics: | 72 / 100 (based on 83 reviews) |
| Offline: | up to 2 players |
| Rating: | Parental guidance recommended Mild Violence, Online Interactivity |
| Languages: | Arabic, Danish, Dutch, English, Finnish, French, German, Italian, Norwegian, Polish, Portuguese, Russian, Spanish, Swedish |
| File Size: | 37.28 GB |
| Game ID: | CUSA07670 (?) |
Russia • RUB 20 = £0.17
