Ajax PRO vs LEGEND Cloud
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ajax PRO
This app empowers security system installers and company employees to manage and configure Ajax security systems. It facilitates quick connections, adjustments, and testing of devices, offering extensive control over an unlimited number of security systems, user access, and automation scenarios.
- Administer unlimited security systems
- Monitor system status and adjust settings
- Manage user access rights
- Create objects and connect equipment
- Test devices and connect cameras
- Customize automation scenarios and security schedules
- Connect hubs to monitoring stations
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Ajax PRO: Tool for Engineers streamlines Ajax system installation, configuration, and maintenance. Easily navigate the intuitive interface and manage thousands of sites on the go. Access project-grade devices available exclusively to authorized Ajax Systems partners and unlock the full capabilities of Ajax solutions. INSTALL AND CONFIGURE SYSTEMS USING ONLY A SMARTPHONE · Add wireless devices by scanning QR codes · Add wired devices with automatic line scanning · Test devices in just a few taps · Configure devices with in-app wizards and guidance · Access manuals and documentation during installation RESOLVE MAINTENANCE REQUESTS REMOTELY · Adjust detector sensitivity · Check device states and battery levels · Configure automation scenarios · Add users and manage access rights · Temporarily or permanently deactivate devices · Monitor system faults and compliance in real time MANAGE THOUSANDS OF SITES EFFICIENTLY · Quickly find sites, users, and devices with smart search and flexible filters · Track all system activity with a detailed, non-editable event log · Focus on critical events with customizable notifications · Switch seamlessly between personal and company accounts · Connect your account to multiple companies GET SECURE ACCESS TO CLIENT SYSTEMS · Log in via password, Face ID, or fingerprint · Two-factor authentication (2FA) support · Single Sign-On (SSO) for corporate accounts · Full session control with instant session termination Over 4.5 million users across more than 180 countries trust Ajax. We offer end-to-end solutions for protecting homes and businesses оf any scale. The Ajax product portfolio includes more than 300 devices for: · Intrusion protection · Video surveillance · Fire and life safety · Comfort and automation • • • Ajax equipment is required to use the app. Devices are available through authorized Ajax Systems partners. Learn more at ajax.systems
LEGEND Cloud
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You asked, we listened. Tailored especially for you, Legend by Inaxsys is our fully NDAA compliant brand. Enter your password to start viewing live video from all your installed cameras. The app allows you to: View Live video from multiple cameras Playback video saved to the device’s local storage Record video or snapshots directly to your mobile device Remotely control compatible PTZ cameras
Screenshots
Verdict
The clearest difference is update cadence: Ajax PRO at fortnightly against LEGEND Cloud's every 2 months. LEGEND Cloud's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Ajax PRO ships an update fortnightly, LEGEND Cloud every 2 months. The most recent releases landed on September 16, 2026 and May 19, 2026 respectively.
| Parameter | Ajax PRO | LEGEND Cloud |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (12 ratings) — better | — |
| Positive reviews | 72.0% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Fortnightly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 8.0 — better |
| Further details — not scored | ||
| Size | 638 MB | 89 MB |
| Age rating | 4+ | 4+ |
| Developer | AJAX SCIENTIFIC AND PRODUCTION ENTERPRISE LIMITED LIABILITY COMPANY | Inaxsys Security Systems Inc |
In-app purchases
Ajax PRO
No in-app purchases
LEGEND Cloud
No in-app purchases








