| Circo, Inc. | 🍎 | 1 | 4.7★ | Productivity |
| Circuit Routing Limited✉ | ▶️ | 1 | 4.5★ | Maps & Navigation |
| Cirrus Weather Solutions, LLC✉ | ▶️ | 1 | 3.4★ | Weather |
| 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 |
| Claro Música | 🍎 | 1 | 4.4★ | Entertainment |
| ClassDojo✉ | ▶️ | 1 | 4.8★ | Education |
| ClassDojo, Inc. | 🍎 | 1 | 4.9★ | Education |
| Classic Card Game✉ | ▶️ | 1 | 4.4★ | Card |
| 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 | 4.6★ | 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 |
| Cliqpod S.L.✉ | ▶️ | 1 | 4.8★ | Word |
| ClockStone STUDIO✉ | ▶️ | 1 | 4.2★ | Simulation |
| Clockology, LLC | 🍎 | 1 | 4.8★ | Graphics & Design |
| CloudOcean Star | 🍎 | 1 | 4.6★ | Games |
| Cloudary Holdings Limited | 🍎 | 1 | 4.3★ | Book |
| Cloudflare | 🍎 | 1 | 4.5★ | LIFESTYLE |
| Cloudflare, Inc.✉ | ▶️ | 1 | 4.1★ | Tools |
| Cloudnine Weather, Inc.✉ | ▶️ | 1 | 3.9★ | Weather |
| CloverGames✉ | ▶️ | 1 | — | Role Playing |
| Clue Period Tracker by BioWink✉ | ▶️ | 1 | 4.5★ | Health & Fitness |
| Cluster Labs, Inc. | 🍎 | 1 | 4.8★ | Social Networking |
| CmonApp✉ | ▶️ | 1 | 4.6★ | Food & Drink |
| Co-Star Astrology Society | 🍎 | 1 | 4.8★ | Lifestyle |
| Co-study Information Technology (Shanghai) Co., Ltd | 🍎 | 1 | 4.6★ | Productivity |
| CoReXCo Bearwww SAS✉ | ▶️ | 1 | 3.3★ | Dating |
| Cocco dev✉ | ▶️ | 1 | 4.2★ | Social |
| Cocktai Flow | 🍎 | 1 | 4.7★ | FOOD_AND_DRINK |
| Cod3.io GmbH | 🍎 | 1 | 3.8★ | Social Networking |
| Code Art BR✉ | ▶️ | 1 | 4.9★ | Beauty |
| Code By Cutting, LLC✉ | ▶️ | 1 | 4.6★ | Books & Reference |
| Code Spark | 🍎 | 1 | 4.8★ | Productivity |