Comparison

Ajax PRO vs Shelly Smart Control

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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

About

Shelly Smart Control

Remotely monitor and control smart home devices from anywhere, either through the cloud or your local network. Manage lights, appliances, and sensors, and create custom automation scenes. Supports Wi-Fi, Bluetooth, and LAN connectivity for seamless integration.

Highlights
  • Remote device control
  • Local network control
  • Device monitoring
  • Custom scheduling
  • Scene creation
  • Energy consumption monitoring
  • Real-time alerts
Features
Read full description

This app offers the possibility to control all Shelly devices remotely. You can monitor and control your devices from anywhere (by using the cloud option) or, if you do not want the Cloud option, you will still be able to monitor and control your devices from within your local network. Shelly devices do not need to be connected to the cloud or to send data there. The Shelly Home Automation portfolio includes a variety of relay switches, sensors, plugs, bulbs, and other controllers, all connected and controlled through your Wi-Fi network. The new Shelly Plus and Shelly Pro lines of products additionally support Bluetooth connectivity for faster device inclusion and communication, and the new Shelly Pro line offers LAN and Wi-Fi usage simultaneously. The entire Shelly portfolio is available at https://shelly.cloud/ Shelly devices are suitable to control lights, garage doors, curtains, window blinds, or other appliances, trigger actions based on certain parameters from sensor devices. Devices provide near real time notification on changes of the parameters they are measuring - energy consumption, temperature other environment values. All Shelly devices have: - Embedded Web server - Wi-Fi control and connectivity - APIs for observation and control A user account is required to access, include, and control Shelly devices through the application. Once Shelly account is registered, you can: - Connect the devices to an existing W-Fi network or use their Access Point mode locally to control other Shelly devices; - Include, manage, and operate as many Shelly devices as you need; - Configure devices and manage individual settings on every device; - Configure custom scheduling for automatic actions; - Create personalized rooms for more convenient organising and control of the devices; - Define custom Groups of devices to control multiple devices with one command within the app; - Build simple and complex scenes by combining Shelly devices to trigger certain actions in your home automation; - Monitor current and past electrical power consumption of the electrical circuit(s) and loads (for Shelly devices equipped with Power-measuring capabilities); - Build complex automation solutions for improved energy and operational efficiency; - Receive real time alerts and notifications based on your preference. Shelly devices are compatible with other widely used both local and cloud-based home automation platforms like Google Home or Alexa.

Screenshots

Ajax PRO4 screens
Shelly Smart Control4 screens

Verdict

The call

The clearest difference is rating: Ajax PRO at 4.7 against Shelly Smart Control's 3.1. Ajax PRO also leads on review sentiment (72% vs 48%). Shelly Smart Control's advantage is ratings volume (90 vs 15) and device support (4 vs 1). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Ajax PRO holds the better App Store score, 4.7 against 3.1. That said, the two scores are not equally well evidenced: Shelly Smart Control has 90 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 72% of Ajax PRO's written reviews are positive against 48% of Shelly Smart Control's.

UpkeepUpdate frequency

Ajax PRO ships an update fortnightly, Shelly Smart Control every 2 weeks. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

Scorecard5 real differences · 5 level
Ajax PRO versus Shelly Smart Control: the parameters behind the verdict, then further details
ParameterAjax PROShelly Smart Control
PriceFreeFree
Rating4.7 (15 ratings) — better3.1 (90 ratings)
Positive reviews72.0% of reviews — better47.6% of reviews
Number of ratings1590 — better
Update frequencyFortnightlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone, iPad, iPod, Apple Watch — better
Requires iOS18.015.0 — better
Further details — not scored
Size656 MB258 MB
Age rating4+4+
DeveloperAjax Systems IncSHELLY EUROPE EOOD

Customer experience

Ajax PRO

All ratings15 ratings
Positive93.3%
Neutral6.7%
Negative0.0%
Written reviews107 reviews
Positive72.0%
Neutral9.3%
Negative18.7%

Shelly Smart Control

All ratings89 ratings
Positive50.6%
Neutral9.0%
Negative40.4%
Written reviews147 reviews
Positive47.6%
Neutral12.9%
Negative39.5%

In-app purchases

None

Ajax PRO

No in-app purchases

None

Shelly Smart Control

No in-app purchases

Questions

Is Ajax PRO free?
Ajax PRO is free to download, with no in-app purchases.
Is Shelly Smart Control free?
Shelly Smart Control is free to download, with no in-app purchases.
Which has better reviews, Ajax PRO or Shelly Smart Control?
Ajax PRO is rated higher. Ajax PRO averages 4.7 out of 5 from 15 ratings, while Shelly Smart Control averages 3.1 from 90 ratings.
Do Ajax PRO or Shelly Smart Control have ads?
Neither Ajax PRO nor Shelly Smart Control shows ads.
Which is updated more often, Ajax PRO or Shelly Smart Control?
Ajax PRO ships an update fortnightly, and Shelly Smart Control every 2 weeks. Most recently, Ajax PRO was updated on November 2, 2026 and Shelly Smart Control on November 5, 2026.

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