250+ iOS apps curated and reviewed
The best koulls door apps on iPhone average 4.1★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | — | No | Jul 2026 |
| 2 |  | Free | — | No | No | May 2026 |
| 3 |  | Free | 4.5★ (38K) | No | No | Aug 2026 |
| 4 |  | Free | 4.8★ (2.4M) | No | No | Aug 2026 |
| 5 |  | Free | 4.8★ (22K) | Yes | No | Aug 2026 |
| 6 |  | Free | 4.8★ (23K) | No | No | Aug 2026 |
| 7 |  | Free | 5.0★ (4) | No | Yes | May 2026 |
| 8 |  | Free | — | No | No | May 2026 |
Manage keyless entry, control smart home devices, and book on-demand services from a single, intuitive application. Designed for residents of modern buildings, it simplifies everyday tasks like unlocking doors, adjusting your environment, and accessing home services.
Control and monitor your garage door, commercial door, or gate remotely. Receive alerts, view live video, and grant temporary access to trusted individuals. Compatible with various smart home devices and select vehicle infotainment systems.
Earn rewards by participating in surveys, tasks, and research. You control what data is shared and how it's used. Your contributions help improve apps and services.
This app allows you to unlock doors using your smartphone. It provides secure access control for buildings and facilities, enabling you to manage who enters and when. You can also grant and revoke access remotely.
Log and track door-knocking visits, including property details and statuses. Capture images, manage teams, assign territories, and monitor performance with leaderboards and personal stats. Features custom fields and objection tracking for personalized data and improved sales scripts.
Organize and secure your digital life with a private space for apps, data, and daily tools. Features include storage visualization, app security checks, a private browser, and personal organization tools.
Secure your personal data with a private photo vault and password manager. Customize the app's icon for added discretion and protect your sensitive information.
Access and analyze your business data from anywhere with powerful mobile tools. Visualize key metrics, filter information, and share insights on the go. Get real-time notifications and ask questions of your data with a virtual analyst.
Build and manage your own custom business app using innovative PWA technology. Engage customers with offers, coupons, loyalty programs, and direct chat. Track user activity and sales to grow your business.
Control your home security system and smart devices remotely. Arm or disarm alarms, manage lights, thermostats, locks, and view live camera feeds from anywhere. Receive real-time notifications for security events and daily activities.
This app helps you make informed dating decisions by providing insights into potential partners' relationship activity. It allows you to check if someone may be dating multiple people and offers real-time updates to keep you informed. Designed for privacy-focused users, it aims to protect your feelings and give you control.
Access your personal government information securely and conveniently. This app brings a wide range of government services directly to your mobile device, saving you time and the need for in-person visits.
Earn money by creating and submitting original video or audio content. The app offers a secure platform to share your creations and track your earnings. Your content helps train advanced AI systems.
Gain access to your personal data circulating online and take control of your digital identity. Choose to share your data for rewards or keep it private. This app empowers you to understand and manage your online presence.
Securely store private photos, passwords, notes, contacts, and bookmarks. Features innovative interaction methods for private passcode entry and a micro-game login for enhanced security. Operates entirely offline for 100% data privacy.