| Clark Knapp | 🍎 | 1 | 3.0★ | Shopping |
| Clark Morrison Johnson | 🍎 | 1 | 5.0★ | Music |
| Clark Street Wines & Spirits Inc. | 🍎 | 1 | 5.0★ | Shopping |
| Clark's Pump-N-Shop, Inc. | 🍎 | 1 | 4.7★ | Food & Drink |
| Clarke County School District | 🍎 | 1 | 5.0★ | Education |
| Clarksdale Public Utilities | 🍎 | 1 | 1.0★ | Utilities |
| Clarksville Marketplace LLC | 🍎 | 1 | 4.8★ | Lifestyle |
| Class Timetable LLC | 🍎 | 1 | 4.7★ | Education |
| ClassDojo, Inc. | 🍎 | 1 | 4.9★ | Education |
| ClassLink, Inc | 🍎 | 1 | 4.2★ | Education |
| ClassPass, LLC | 🍎 | 1 | 4.8★ | Health & Fitness |
| Classic Card Games Limited | 🍎 | 1 | 4.7★ | Games |
| Classic City Cycling, LLC | 🍎 | 1 | 5.0★ | Health & Fitness |
| Classic Paramount Real Estate | 🍎 | 1 | — | Productivity |
| Classic fairy tales Interactive book for kids | 🍎 | 1 | 4.0★ | Graphics & Design |
| Classix Media Inc. | 🍎 | 1 | 4.5★ | Entertainment |
| Claude Amadu | 🍎 | 1 | — | Shopping |
| Claude Banta | 🍎 | 1 | — | Utilities |
| Claude JOSEPH ANGELIQUE | 🍎 | 1 | 3.7★ | Sports |
| Claudia Klein | 🍎 | 1 | — | Food & Drink |
| Claudio Costa | 🍎 | 1 | 3.9★ | Education |
| Claudio Ferreira Rodrigues | 🍎 | 1 | — | BUSINESS |
| Claudio Fusillo | 🍎 | 1 | — | Utilities |
| Claudio Gonzalez | 🍎 | 1 | — | Developer Tools |
| Claudio H P Castro | 🍎 | 1 | 3.7★ | Health & Fitness |
| Claudio Martinez | 🍎 | 1 | 5.0★ | Food & Drink |
| Claudio Santonastaso | 🍎 | 1 | 4.4★ | Social Networking |
| Claudiu Ioan Bran | 🍎 | 1 | 3.0★ | Education |
| Claudiu-Marin Ardelean | 🍎 | 1 | 4.6★ | Games |
| Claus Krogholm Pedersen | 🍎 | 1 | 4.7★ | Lifestyle |
| Claus-Peter Beringer | 🍎 | 1 | 3.0★ | Productivity |
| Clava Sports SRL | 🍎 | 1 | 4.6★ | Sports |
| Claverack Communications, LLC | 🍎 | 1 | 4.9★ | Utilities |
| Clay County Board of County Commissioners | 🍎 | 1 | 4.9★ | Travel |
| Clay Engineering | 🍎 | 1 | 4.4★ | Productivity |
| Clay Pot Software LLC | 🍎 | 1 | 4.9★ | Shopping |
| ClayShare LLC | 🍎 | 1 | 4.9★ | Education |
| Clayteck LLC | 🍎 | 1 | 4.0★ | Health & Fitness |
| Clayton Mertz | 🍎 | 1 | 5.0★ | Business |
| Clayton Ward | 🍎 | 1 | 4.6★ | Reference |
| Clean Email, LLC | 🍎 | 1 | 4.5★ | Productivity |
| Clean Energy Federal Credit Union | 🍎 | 1 | 4.7★ | Finance |
| Clean Shaven Apps | 🍎 | 1 | 4.4★ | Travel |
| Clean Whale | 🍎 | 1 | — | Productivity |
| CleanBrowsing, Inc | 🍎 | 1 | 4.4★ | Productivity |
| CleanLink Software Ltd | 🍎 | 1 | — | Business |
| Cleaner LTD | 🍎 | 1 | 4.2★ | Utilities |
| Cleanline Technologies FZC | 🍎 | 1 | 4.3★ | Lifestyle |
| Clear Design Group LLC | 🍎 | 1 | 4.9★ | Lifestyle |
| Clear Inc. | 🍎 | 1 | 4.6★ | Food & Drink |