| 1. |  Forever Nenaa | 170,559 | DON'T MAKE MR. TOMATO ANGRY!!! AND STAY AWAY FROM THE SUBJECTS!! | 2 Scary Games | 23:14 |
| 2. | Adrionic | 4,399 | THIS LAB IS HIDING SOME VERY DISTURBING EXPERIMENTS | Happy Lab (Full Game Ending) | 20:11 |
| 3. |  Neco The Sergal | 4,322 | Do NOT Touch or Feed the Specimens | HAPPY LAB | 32:46 |
| 4. | Hayden Green | 2,369 | Happy Lab is NOT A HAPPY LAB | 25:02 |
| 5. | Max Horror | 1,686 | Happy Lab | Gameplay | 20:32 |
| 6. | EdgeMuffin | 595 | Happy Lab | Indie Horror Game | No Commentary Playthrough | 0:00 |
| 7. | Slye | 457 | Win The Game or Lose Your Fingers... | Happy Lab Gameplay (Ending) | 28:08 |
| 8. | 2, The Ranting Gryphon | 364 | IF YOU'RE AFRAID, THEY'LL KILL YOU | HAPPY LAB | 34:17 |
| 9. | Lady Random | 317 | Four Random Horror Games | 55:43 |
| 10. | WildRozen | 304 | I DON'T LIKE THESE GAMES | Happy Lab | 31:53 |
| 11. | Cable Two Archive | 226 | Happy Lab Accidents - What if the 50 states of the United States were 50 Little Guys? Just Li'l Dude | 4:42:28 |
| 12. |  Flopy | 206 | O DESASTRE DO EXPERIMENTO 536 ‹ Happy Lab: Experiment Nr. 536 › | 23:38 |
| 13. |  Matweew Play | 198 | ИЗДЕВАЕМСЯ НАД ИИ! Happy Lab - ОБЗОР/ПРОХОЖДЕНИЕ!🔥 | 1:00 |
| 14. |  LouisGalaxoz | 130 | We Happy Few | Happy Lab By Electric Glitch Studios | 22:18 |
| 15. | DonMahLuvinLandry | 118 | PLAYING MINI GAMES WHILE MONSTERS TRY TO KILL ME | Happy Lab | 18:20 |
| 16. |  ホラーゲームといえばくまおか | 116 | 【happy lab ハッピーラボ】ハッピーな怪物を育てる施設に潜入する恐怖【PlayThrough/攻略/full game】 | 27:21 |
| 17. | Zen Multiverse | 110 | THIS GAME IS CURSED!! | Happy Lab (Horror Game) [🔴] | 1:18:30 |
| 18. | y | 108 | ハッピーなSCP研究所（大嘘）【Happy lab】日本語訳有 | 23:34 |
| 19. | Riot NPC Battles | 106 | HAPPY LAB - SCP-Like Horror Game Where Monsters Are Out To Get You | 31:50 |
| 20. | PolarPlays | 97 | Slightly Anticlimactic | 0:19 |
| 21. | Stilmert | 95 | Happy Lab Прохождение ►КОНЦОВКА #2 | 1:55:06 |
| 22. | PookieVideo | 89 | Psychos run a lab and I must escape! - Happy Lab Demo | 25:24 |
| 23. | Flamez Plays | 82 | WHAT ARE THESE THINGS?! | Happy Lab | 25:53 |
| 24. |  Muersitine | 72 | Un laboratorio "alegre" JUMPSCARE: Happy Lab | Juego de terror Gameplay español | 15:50 |
| 25. |  Game channel MAZAVS | 69 | Happy Lab | Demo | GamePlay PC | 12:51 |
| 26. | DimaFC GAMES | 66 | HAPPY LAB - JOGO DE TERROR EM UM CENTRO DE EXPERIMENTOS ULTRA SECRETO! | 39:02 |
| 27. | ChampReignsPlays | 61 | THIS IS THE WORST LAB I HAVE EVER BEEN IN | HAPPY LAB | 18:22 |
| 28. | Trailmix | 58 | Happy Lab | IM SO (not) HAPPY TO BE HERE | 27:35 |
| 29. |  Dio's TV | 51 | Another horror games #15 | 17:56 |
| 30. | Evapilot's Geek Corner | 44 | Happy Lab [Let's Play] | 33:01 |
| 31. |  Bun Anna | 40 | Happy Lab (Gameplay) | 29:39 |
| 32. |  VISUAL NOVEL GATE | 37 | HAPPY LAB - FULL GAMEPLAY WALKTHROUGH | 29:19 |
| 33. |  Meuawan | 36 | Meuawan Gaming : Happy Lab (Gameplay - No Commentary) | 1:00:14 |
| 34. |  Nakiami | 30 | THESE JUMPSCARES GAVE ME A HEADACHE!!【Happy Lab】 | 21:44 |
| 35. | NickReactz | 30 | Where The Hell am I | Happy Lab (Indie Game) | 29:51 |
| 36. | potato gaming | 28 | HAPPY LAB - INTEL Iris XE | Potato Spec Low Setting Gameplay | 3:45 |
| 37. | Cryptic Visionary | 24 | THERE IS NOTHING HAPPY ABOUT THIS PLACE! | Happy Lab | 29:47 |
| 38. | JustObie | 23 | I need more heat | Random Horror #6 | 28:40 |
| 39. | The Video Game Anthologist | 20 | Happy Lab: Free Indie Horror Game | 21:19 |
| 40. |  Shiro K | 19 | we will never feel sad in this HAPPY LAB ! | 36:19 |
| 41. |  فارس الظلام | 18 | نلعب لعبة Happy Lab | مختبر سعيد :) | 58:17 |
| 42. | ItsNoosieGaming | 14 | By Far the SCARIEST game Ive played ... Happy Lab | 12:12 |
| 43. | Danurus Ursus | 14 | This Is Where Happiness Is Made | Happy Lab | 6:35 |
| 44. | inDENTed | 12 | HAPPY LAB | 27:14 |
| 45. | iamthebad689 | 10 | Happy Lab | 25:41 |
| 46. | Tio Hierro | 10 | HAPPY LAB HORROR INDIE GAME |TIO HIERRO| GAMEPLAY EN ESPAÑOL | 19:40 |
| 47. | Fase Bonus | 9 | O laboratório da felicidade - Happy Lab | 29:41 |
| 48. | Vlad | 8 | СУХАЯ РЕЗИНА - Happy Lab | 18:11 |
| 49. |  餡S | 6 | 最快樂的怪人實驗室🤔➤【 Happy Lab】【CC字幕】 | 27:45 |
| 50. | Fzn Lamtob | 4 | ASUS TUF A15 RTX 3070 Happy Lab | 2:37 |
| 51. |  Preggo Elise | 3 | Happy Lab #2 | 24:53 |
| 52. | Wishnew Channel | 1 | Happy Lab GTX 1050 TI Test Gaming | 10:09 |
