| Chrono Numeric Labs LLC✉ | ▶️ | 1 | 4.6★ | Finance |
| Chumash Casino Resort✉ | ▶️ | 1 | 4.6★ | Casino |
| Chung Nguyen | 🍎 | 1 | 4.8★ | Games |
| Church Publishing Incorporated✉ | ▶️ | 1 | 3.4★ | Books & Reference |
| Chyrpe✉ | ▶️ | 1 | 3.4★ | Dating |
| Chợ Tốt✉ | ▶️ | 1 | 4.2★ | Shopping |
| CineQuote.net✉ | ▶️ | 1 | — | Trivia |
| Cinedigm | 🍎 | 1 | 4.6★ | Entertainment |
| Cinetoolkit✉ | ▶️ | 1 | 3.7★ | Tools |
| Cipher Sports Technology Group✉ | ▶️ | 1 | 3.0★ | Sports |
| Ciprosoft DMCC✉ | ▶️ | 1 | 4.5★ | Role Playing |
| Circle City Gaming, LLC.✉ | ▶️ | 1 | 2.7★ | Card |
| Circle Imperium B.V. | 🍎 | 1 | 4.3★ | Lifestyle |
| Circle Imperium B.V.✉ | ▶️ | 1 | 4.4★ | Dating |
| Circles Magic LLC✉ | ▶️ | 1 | 3.9★ | Educational |
| Circo, Inc. | 🍎 | 1 | 4.7★ | Productivity |
| Circuit Routing | 🍎 | 1 | 4.7★ | Navigation |
| Circuit Routing Limited✉ | ▶️ | 1 | 4.5★ | Maps & Navigation |
| Cirrus Weather Solutions, LLC✉ | ▶️ | 1 | 3.4★ | Weather |
| Cisco | 🍎 | 1 | 4.6★ | Business |
| Cisco Systems, Inc.✉ | ▶️ | 1 | 4.4★ | Business |
| CitySaver Admin✉ | ▶️ | 1 | — | Food & Drink |
| Citymapper Limited | 🍎 | 1 | 4.9★ | Navigation |
| Citymapper Limited✉ | ▶️ | 1 | 4.8★ | Maps & Navigation |
| Civi Corp✉ | ▶️ | 1 | 3.8★ | Photography |
| Claire Marlier Maurice | 🍎 | 1 | 4.6★ | Music |
| Clapenjoy Kids Learning games for toddlers, boys and girls GmbH | 🍎 | 1 | 4.3★ | Education |
| Clapper Media Group Inc.✉ | ▶️ | 1 | 4.5★ | Social |
| Clappy LLC✉ | ▶️ | 1 | 4.4★ | Trivia |
| Clarity Applications | 🍎 | 1 | 4.8★ | Lifestyle |
| Clark Knapp✉ | ▶️ | 1 | 2.0★ | Shopping |
| Clark Studio | 🍎 | 1 | 4.9★ | Games |
| Claro Música | 🍎 | 1 | 4.4★ | Entertainment |
| Claro S A | 🍎 | 1 | 4.8★ | Entertainment |
| ClassDojo✉ | ▶️ | 1 | 4.8★ | Education |
| ClassDojo, Inc. | 🍎 | 1 | 4.9★ | Education |
| Classic Card Game✉ | ▶️ | 1 | 4.4★ | Card |
| Classic Card Games Limited | 🍎 | 1 | 4.7★ | Games |
| Classic Cozy Games✉ | ▶️ | 1 | 4.5★ | Card |
| Classical Music Streaming - IDAGIO✉ | ▶️ | 1 | 3.6★ | Music & Audio |
| Claw Eden✉ | ▶️ | 1 | 3.8★ | Arcade |
| Clean Email, LLC✉ | ▶️ | 1 | 3.7★ | Productivity |
| Clear Inc. | 🍎 | 1 | 4.6★ | Food & Drink |
| Clear Phone Call & Global WiFi Calling✉ | ▶️ | 1 | 4.1★ | Communication |
| Cleveni Inc. | 🍎 | 1 | 4.7★ | Productivity |
| Cleveni Inc.✉ | ▶️ | 1 | 4.6★ | Productivity |
| Clever Apps | 🍎 | 1 | 4.7★ | Education |
| Clever Software✉ | ▶️ | 1 | 4.8★ | Auto & Vehicles |
| CleverGames IL✉ | ▶️ | 1 | 3.8★ | Trivia |
| Cleverside | 🍎 | 1 | 4.7★ | Games |