Comparison

GSM Alarm System vs IP Scanner

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

Head to head
About

GSM Alarm System

This smart alarm control system integrates burglar, fire, and gas protection using digital sensor technology. It offers remote control and programming via an iOS app, supporting dual-network connectivity for enhanced security in various environments.

Highlights
  • Burglar, fire, and gas protection
  • Digital sensor technology
  • Dual-network connectivity (PSTN + GSM)
  • Remote control and programming via iOS app
  • Multi-language support
  • Optional expansion modules
Features
Read full description

The system adopts the up-to-date digital sensor and communication technology, which integrates burglar, and fire/gas protection for smart alarm control system. It supports dot matrix LCD and optional dual-network (PSTN wired network + GSM wireless network). It also can remotely control and program panel by IOS APP which supports multi-languages. Meanwhile, octuple zone module, octuple relay module and programing key module are optional. Due to its high performance low power microprocessor with multi-functional and stable module design, the system is widely used in residence, marketplace, finance system and enterprise.

About

IP Scanner

This app scans your local network to identify all active devices. It offers fast results, customizable device information, and tools like PING and Wake on LAN. Save and manage past scans for easy reference.

Highlights
  • Fast network scanning
  • Customizable device names and icons
  • Save and review past scans
  • PING, Wake on LAN, Port Scan tools
  • Save and import custom device lists
  • Import/export scan results
Features
Read full description

IP Scanner for iOS scans your local area network to determine the identity of all active machines and internet devices on the LAN. Powerful results, yet easy, quick and intuitive to use. Key features: * Extremely fast scan results * Customizable results - assign your own names and icons to discovered devices * Save and consult past scans * PING, Wake on LAN and Port Scan tools built right in * Save and import custom device lists, or sync via iCloud * Import/export scan results via email or bonjour * Clean, professional design that is customizable and easy to use The free version has no restrictions at all on functionality and can identify up to 15 devices at a time. * To unlock unlimited devices in a scan, we offer an in-app upgrade to Pro. * For even more features, including realtime push notifications on network changes, a network DVR-style history browser and a true universal app bundle with native, optimized versions for Mac, iPhone, iPad, Apple TV and Apple Watch, check out IP Scanner Ultra in the app store https://apple.co/3gz0tu6

Screenshots

GSM Alarm System4 screens
IP Scanner4 screens

Verdict

The call

The clearest difference is in-app purchases: GSM Alarm System at none against IP Scanner's 4. GSM Alarm System also leads on iOS requirement (6.0 vs 26). IP Scanner's advantage is update cadence (fortnightly vs every 2 months) and review sentiment (61% vs 50%). On price and ads 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. IP Scanner sells 4 one-off in-app purchases. GSM Alarm System asks for nothing beyond the download.

UpkeepUpdate frequency

GSM Alarm System ships an update every 2 months, IP Scanner fortnightly. The most recent releases landed on October 14, 2026 and October 27, 2026 respectively.

Scorecard6 real differences · 4 level
GSM Alarm System versus IP Scanner: the parameters behind the verdict, then further details
ParameterGSM Alarm SystemIP Scanner
PriceFreeFree
Rating—4.6 (893 ratings) — better
Positive reviews50.0% of reviews60.7% of reviews — better
Number of ratings—893 — better
Update frequencyEvery 2 monthsFortnightly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, Mac, Apple TV, Apple Watch, Vision Pro — better
Requires iOS6.0 — better26
Further details — not scored
Size13 MB33 MB
Age rating4+4+
DeveloperQuanzhou Heyi Electronics Co., Ltd.Matia labs, inc.

Customer experience

GSM Alarm System

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

IP Scanner

All ratings893 ratings
Positive90.7%
Neutral3.8%
Negative5.5%
Written reviews140 reviews
Positive60.7%
Neutral11.4%
Negative27.9%

Bugs and requests

GSM Alarm System

Not enough reviews yet to summarise bugs or requests.

IP Scanner

Reported bugs

5 issues
  • Crashes on startup
  • Unstable on macOS
  • Inconsistent scan results across devices
  • Loses custom device names after scans
  • Detects devices that are no longer on the network

Requested features

5 requests
  • Ability to print selected fields
  • Include notes in printouts
  • Resizable settings window
  • Option to block or remove devices
  • Improved device identification

In-app purchases

None

GSM Alarm System

No in-app purchases

4 purchases

IP Scanner

One-time4
  • IP Scanner Pro Upgrade (iOS)$19.99
  • IP Scanner Pro Upgrade (MacOS)$19.99
  • IP Scanner Ultra (from Pro)$19.99
Show 1 more
  • IP Scanner Ultra$39.99

Questions

Is GSM Alarm System free?
GSM Alarm System is free to download, with no in-app purchases.
Is IP Scanner free?
IP Scanner is free to download, with in-app purchases available.
Do GSM Alarm System or IP Scanner have ads?
Neither GSM Alarm System nor IP Scanner shows ads.
Which is updated more often, GSM Alarm System or IP Scanner?
GSM Alarm System ships an update every 2 months, and IP Scanner fortnightly. Most recently, GSM Alarm System was updated on October 14, 2026 and IP Scanner on October 27, 2026.

Other comparisons