| Nuvioo LLC | 🍎 | 1 | 4.2★ | Business |
| Nuvista Technologies Pte Ltd | 🍎 | 1 | — | Business |
| Nuvyyo Inc. | 🍎 | 1 | 3.0★ | Entertainment |
| Nuwa Biomedical Inc. | 🍎 | 1 | 5.0★ | Medical |
| NxTec | 🍎 | 1 | 1.3★ | Productivity |
| Nxtify Technologies Private Limited | 🍎 | 1 | 3.0★ | Business |
| Nyllon | 🍎 | 1 | 4.8★ | Health & Fitness |
| Nymcard LTD | 🍎 | 1 | 4.1★ | Finance |
| Nynix | 🍎 | 1 | 4.9★ | GAMES |
| Não Inviabilize a Minha Existência | 🍎 | 1 | — | Entertainment |
| O B Healthy LLC | 🍎 | 1 | 5.0★ | Health & Fitness |
| O Boticario | 🍎 | 1 | 4.9★ | Shopping |
| O Sparks AMG (Taiwan) Co. Ltd. | 🍎 | 1 | 5.0★ | Productivity |
| O'BOUNCE TECHNOLOGIES LTD | 🍎 | 1 | — | Shopping |
| O'Neal Golf Management, LLC | 🍎 | 1 | 4.3★ | Sports |
| O'PAY ELECTRONIC PAYMENT CO., LTD. | 🍎 | 1 | 5.0★ | Finance |
| O'Reilly Auto Parts | 🍎 | 1 | 4.5★ | Business |
| O'Reilly Media, Inc. | 🍎 | 1 | 4.7★ | Education |
| O2 Consulting LLC | 🍎 | 1 | 5.0★ | Lifestyle |
| O2 Slovakia, s.r.o. | 🍎 | 1 | — | Entertainment |
| OAC 550 OWNER LLC | 🍎 | 1 | 4.4★ | Business |
| OAK & LEAF Damian Szafraniec | 🍎 | 1 | 4.9★ | Health & Fitness |
| OAYAW Inc | 🍎 | 1 | — | Business |
| OAZIS GAMES | 🍎 | 1 | 4.6★ | Games |
| OB Company AB | 🍎 | 1 | — | Sports |
| OB EMPREENDIMENTOS | 🍎 | 1 | — | Finance |
| OB Soft | 🍎 | 1 | — | Lifestyle |
| OBD Solutions LLC | 🍎 | 1 | 4.8★ | Travel |
| OBDSPACE TECHNOLOGY CO.,LTD | 🍎 | 1 | 3.2★ | Utilities |
| OBDify | 🍎 | 1 | — | Utilities |
| OBEPower | 🍎 | 1 | 5.0★ | Navigation |
| OBHAI SOLUTIONS LTD | 🍎 | 1 | 4.7★ | Travel |
| OBI Real Estate, LLC | 🍎 | 1 | 5.0★ | Business |
| OBIM TEKNOLOJI VE DIS TICARET LIMITED SIRKETI | 🍎 | 1 | 4.8★ | News |
| OBOOK Inc. | 🍎 | 1 | 4.2★ | Finance |
| OBRA BLANCA | 🍎 | 1 | — | Utilities |
| OBZENA LLC | 🍎 | 1 | 5.0★ | Productivity |
| OC Fertility | 🍎 | 1 | 4.8★ | Health & Fitness |
| OC SANTE | 🍎 | 1 | 2.5★ | Medical |
| OCBC Bank (Hong Kong) Limited | 🍎 | 1 | 2.0★ | Finance |
| OCBC Bank (Macau) Limited | 🍎 | 1 | — | Finance |
| OCDLab B.V. | 🍎 | 1 | 2.5★ | Medical |
| OCDran | 🍎 | 1 | — | Lifestyle |
| OCEAN GALAXY PTE. LTD. | 🍎 | 1 | 4.8★ | Photo & Video |
| OCEAN LOOK INTERNATIONAL Co., Ltd | 🍎 | 1 | 4.0★ | Photo & Video |
| OCEAN MARKETING ADVERTISING COMPANY LIMITED | 🍎 | 1 | 5.0★ | Social Networking |
| OCEAN TEL GROUP LTD | 🍎 | 1 | 4.8★ | Games |
| OCEANLIFE | 🍎 | 1 | — | Sports |
| OCENS, Inc. | 🍎 | 1 | 5.0★ | Utilities |
| OCHA LIMITED | 🍎 | 1 | 4.7★ | Social Networking |