| X.app | 🍎 | 1 | 4.7★ | Utilities |
| X04 Studios Inc. | 🍎 | 1 | 4.7★ | Education |
| X2 Studios | 🍎 | 1 | 4.7★ | Weather |
| X4Fare Tecnologia | 🍎 | 1 | 3.3★ | Finance |
| X5 Retail Group | 🍎 | 1 | 4.8★ | Food & Drink |
| XA Coach | 🍎 | 1 | 4.3★ | Health & Fitness |
| XAFENIL LIMITED | 🍎 | 1 | 4.5★ | Business |
| XAN Software GmbH & Co. KG | 🍎 | 1 | 4.6★ | Social Networking |
| XAR | 🍎 | 1 | 5.0★ | Entertainment |
| XARALA | 🍎 | 1 | — | Shopping |
| XARE TECHNOLOGIES LTD | 🍎 | 1 | 4.5★ | Shopping |
| XCEL Solutions Corp | 🍎 | 1 | 4.0★ | Sports |
| XCHIEF INFORMATION TECHNOLOGY L.L.C | 🍎 | 1 | 4.7★ | Finance |
| XCORP | 🍎 | 1 | 4.7★ | Utilities |
| XD Digital Pty Ltd | 🍎 | 1 | 4.8★ | Entertainment |
| XD Entertainment Co., Ltd. | 🍎 | 1 | 4.6★ | GAMES_SIMULATION |
| XD Software Solutions LLC | 🍎 | 1 | 4.8★ | Business |
| XE POS Ltd | 🍎 | 1 | — | Business |
| XE.com Inc. | 🍎 | 1 | 4.8★ | Finance |
| XFaceline Limited | 🍎 | 1 | 4.7★ | Lifestyle |
| XGame Dragon Studio | 🍎 | 1 | 4.6★ | Entertainment |
| XGen Studios | 🍎 | 1 | 3.8★ | Games |
| XIANG GANG HARMONY LIMITED | 🍎 | 1 | 4.7★ | Entertainment |
| XIANG GANG RADIANCE LIMITED | 🍎 | 1 | 4.5★ | Graphics & Design |
| XIANG LI | 🍎 | 1 | 4.7★ | Health & Fitness |
| XIAOYAO PTE.LTD. | 🍎 | 1 | — | BOOKS |
| XIAOYUN.TECH | 🍎 | 1 | 3.9★ | Utilities |
| XIASHI LIMITED | 🍎 | 1 | 4.7★ | Reference |
| XINFINITY LTD. | 🍎 | 1 | 5.0★ | Productivity |
| XINGSOFT Inc. | 🍎 | 1 | 4.1★ | Education |
| XINGYUAN TECHNOLOGY PTE. LTD. | 🍎 | 1 | 4.3★ | Health & Fitness |
| XINNIANGSHUO CO., LTD. | 🍎 | 1 | 5.0★ | Lifestyle |
| XINTUOYUN (BEIJING) TECHNOLOGY CO.,LTD | 🍎 | 1 | — | Education |
| XLAYER TECHNOLOGIES PRIVATE LIMITED | 🍎 | 1 | — | Travel |
| XM | 🍎 | 1 | 4.7★ | Finance |
| XMReality AB | 🍎 | 1 | 5.0★ | Business |
| XMTP Labs | 🍎 | 1 | 4.7★ | Social Networking |
| XNmotors International Trade Co., Ltd. | 🍎 | 1 | 5.0★ | Lifestyle |
| XO INTERNATIONAL COMPANY | 🍎 | 1 | 4.3★ | Medical |
| XO Life | 🍎 | 1 | 5.0★ | Health & Fitness |
| XORH LTD | 🍎 | 1 | — | Travel |
| XP Health, Inc. | 🍎 | 1 | 4.9★ | Health & Fitness |
| XPLAI | 🍎 | 1 | 4.7★ | Lifestyle |
| XPay Collection Electronic Payment And Settlement Systems Co | 🍎 | 1 | — | Finance |
| XPinn Inc. | 🍎 | 1 | 4.5★ | Utilities |
| XQUANT CO., LTD | 🍎 | 1 | 2.9★ | Shopping |
| XRPL Labs OU | 🍎 | 1 | 4.7★ | Finance |
| XRPro, LLC | 🍎 | 1 | 3.9★ | Utilities |
| XS FINTECH LTD | 🍎 | 1 | — | Finance |
| XS Software JSCo | 🍎 | 1 | 4.6★ | Games |