| Bloomup LTD | 🍎 | 1 | 4.7★ | Utilities |
| Bloomz Inc | 🍎 | 1 | 4.6★ | Education |
| Bloop Games | 🍎 | 1 | 4.7★ | Games |
| Bloop LTD | 🍎 | 1 | 4.6★ | Productivity |
| Blossend, Inc. | 🍎 | 1 | 5.0★ | Education |
| Blossom Labs | 🍎 | 1 | 4.3★ | Music |
| Blossom Social Inc. | 🍎 | 1 | 4.7★ | FINANCE |
| Blossom Social Inc.✉ | ▶️ | 1 | 4.7★ | Finance |
| Blossom Vegan Inc | 🍎 | 1 | 5.0★ | Food & Drink |
| Blotter LTD | 🍎 | 1 | 4.8★ | Finance |
| Blow Salon LLC | 🍎 | 1 | 5.0★ | Lifestyle |
| Blowfire Ltd.✉ | ▶️ | 1 | 4.7★ | Casino |
| Blox Medical, LLC | 🍎 | 1 | 4.8★ | MEDICAL |
| BluArmor | 🍎 | 1 | — | Entertainment |
| BluCloud Srl Semplificata | 🍎 | 1 | 4.7★ | Utilities |
| BluStar Games Limited | 🍎 | 1 | 4.7★ | Games |
| BluStar Games Limited✉ | ▶️ | 1 | 4.4★ | Card |
| Blub Blub Inc.✉ | ▶️ | 1 | 4.5★ | Parenting |
| Blue | 🍎 | 1 | 4.4★ | Travel |
| Blue & White Metropolitan Taxi Service | 🍎 | 1 | 4.5★ | Travel |
| Blue Alligator Company Limited | 🍎 | 1 | 3.0★ | Business |
| Blue Apron✉ | ▶️ | 1 | 3.8★ | Food & Drink |
| Blue Apron, Inc. | 🍎 | 1 | 4.7★ | Food & Drink |
| Blue Aurora Solutions Inc. | 🍎 | 1 | 4.9★ | Shopping |
| Blue Beacon, Inc. | 🍎 | 1 | 4.8★ | Navigation |
| Blue Bike LLC | 🍎 | 1 | 4.3★ | Photo & Video |
| Blue Blink One, SL | 🍎 | 1 | 4.6★ | Utilities |
| Blue Blink One, SL✉ | ▶️ | 1 | 4.5★ | Maps & Navigation |
| Blue Bottle Coffee | 🍎 | 1 | 4.8★ | Food & Drink |
| Blue Canoe Learning Inc | 🍎 | 1 | 4.6★ | Education |
| Blue Capital Markets Limited | 🍎 | 1 | 4.0★ | Finance |
| Blue Castle Studios | 🍎 | 1 | 2.0★ | Education |
| Blue Community SL | 🍎 | 1 | — | Health & Fitness |
| Blue Cross Blue Shield Association | 🍎 | 1 | 4.7★ | Health & Fitness |
| Blue Cross Blue Shield of Massachusetts | 🍎 | 1 | 4.8★ | Medical |
| Blue Cross and Blue Shield of Illinois | 🍎 | 1 | 4.7★ | Health & Fitness |
| Blue Cross and Blue Shield of Illinois✉ | ▶️ | 1 | 4.5★ | Medical |
| Blue Cross and Blue Shield of Michigan | 🍎 | 1 | 4.7★ | MEDICAL |
| Blue Cross and Blue Shield of Michigan✉ | ▶️ | 1 | 4.5★ | Medical |
| Blue Cross and Blue Shield of Texas | 🍎 | 1 | 4.7★ | Health & Fitness |
| Blue Cross and Blue Shield of Texas✉ | ▶️ | 1 | 4.7★ | Medical |
| Blue Door Systems LLC | 🍎 | 1 | 4.7★ | Education |
| Blue Ears LLC | 🍎 | 1 | 5.0★ | Finance |
| Blue Eye CORP COMPANY | 🍎 | 1 | — | Navigation |
| Blue Fintech Services Ltd | 🍎 | 1 | — | Finance |
| Blue Flame Credit Union | 🍎 | 1 | 4.8★ | Finance |
| Blue Garage Corporation | 🍎 | 1 | 4.3★ | Social Networking |
| Blue Gems Swim School | 🍎 | 1 | 4.2★ | Education |
| Blue Goji LLC | 🍎 | 1 | 4.0★ | Games |
| Blue I, LLC | 🍎 | 1 | 4.7★ | Utilities |