Comparison

GSM Control vs ScanNet

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

Head to head
About

GSM Control

Read full description

This alarm system embodies modern industrial design in a user-friendly, wire-free home security package. This alarm system is GSM-based (requires a SIM card) and suitable for any DIY home improvement project, ensuring you and your family have that extra peace of mind without monthly monitoring fees. The App is totally free. Once paired to your control panel, you can easily manage and interact with the entire system – such as arm, disarm, set exit/entry delays, add/remove/rename accessories, play user-definable onsite recordings and engage in two-way audio – directly on your smartphone anywhere, anytime. What this alarm system can do for your home or small shop/SOHO: l You can add up to 50 wireless sensors and accessories based on your needs. Those sensors and accessories allow for intrusion, flood, smoke and gas detection. l You can set exit and entry delays as you wish, so you and your family can go out and come back home at your own pace, without having to fumble around in your pocket for your mobile phone or remote control, to arm or disarm your alarm system. l Pre-set routines can be entered so that your alarm system will automatically guard your small shop or welcome you home right on the dot. Specific delays for specific zones are also possible. l Siren duration and volume can be adjusted per your need, with the maximum volume at 90 decibels. l Multiple users and smartphones can be enabled to control and interact with one single alarm system once paired. You can take turns watching over your property and loved ones back home.

About

ScanNet

Discover all devices connected to your network, whether at home or in a specified IP range. Gain insights into each device and its activity, useful for both casual users and IT professionals. Features include port checking, multiple scan modes, and advanced search capabilities.

Highlights
  • Find all network hosts
  • Check open ports during scan
  • Multiple scan modes (ARP, ICMP, UDP, DNS)
  • Advanced host search
  • Save and open device lists
  • Includes ping, traceroute, port scanner
Read full description

App will find all hosts in your home network or in selected IP range. It can be used not only to know who are using your WiFi and learn more about every device, but also for solving professional tasks. By installing ScanNet - Network Scanner on your device, you get a handy and easy-to-use network scanner that does not require special knowledge when working in the default mode. Following functions and capabilities of the application will be useful for administrators and IT specialists: 1) The ability to check ports right during the search for hosts. Filtering by open ports allows you to quickly find the server you need on your network. 2) IP scanner supports 4 scan modes - arp read, icmp ping, udp ping, dns request. The ability to manually set a DNS server significantly expands the functionality of scanning private networks. 3) A wide range of settings allows you to manually set both the scanning mode and the used methods of name resolution - currently supported by DNS, mDNS, netbios. 4) Advanced search in the list of found hosts - you can search both by all available information, and by address, name, open ports. 5) Personalization - the ability to change the picture and the hostname displayed in the interface. This function requires binding to the WiFi network name for the best performance. In order for the application to get the network name, access to the location will be requested. 6) The function of saving a list of found devices and opening it for study later. 7) The program includes network utilities familiar to every administrator - ping, tracerout, port scanner. Premium access allows you to access them directly from the device information screen. In the free version, all utilities are available for calling from the application menu.

Screenshots

GSM Control4 screens
ScanNet4 screens

Verdict

The call

The clearest difference is in-app purchases: GSM Control at none against ScanNet's 1. GSM Control also leads on ads (none vs shown) and iOS requirement (7.0 vs 17.2). ScanNet's advantage is update cadence (every 2 months vs every 17 months). On price and device support 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. ScanNet sells 1 one-off in-app purchase. GSM Control asks for nothing beyond the download.

UpkeepUpdate frequency

GSM Control ships an update every 17 months, ScanNet every 2 months. The most recent releases landed on October 14, 2026 and October 19, 2026 respectively.

Scorecard4 real differences · 6 level
GSM Control versus ScanNet: the parameters behind the verdict, then further details
ParameterGSM ControlScanNet
PriceFreeFree
Rating—4.7 (345 ratings) — better
Positive reviews—78.6% of reviews
Number of ratings—345 — better
Update frequencyEvery 17 monthsEvery 2 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS7.0 — better17.2
Further details — not scored
Size85 MB3 MB
Age rating4+4+
DeveloperChuango Security Technology CorporationOleg Gutlyanskiy

In-app purchases

None

GSM Control

No in-app purchases

1 purchases

ScanNet

One-time1
  • Premium features$3.99

Questions

Is GSM Control free?
GSM Control is free to download, with no in-app purchases.
Is ScanNet free?
ScanNet is free to download, with in-app purchases available.
Do GSM Control or ScanNet have ads?
ScanNet shows ads; GSM Control does not.
Which is updated more often, GSM Control or ScanNet?
GSM Control ships an update every 17 months, and ScanNet every 2 months. Most recently, GSM Control was updated on October 14, 2026 and ScanNet on October 19, 2026.

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