Comparison

GSM Dialer vs HangarBot

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

Head to head
About

GSM Dialer

Control and program compatible GSM Auto Dialers remotely from your iPhone. Receive instant voice or SMS alerts for security and environmental events. Manage dialer settings, phone numbers, and SMS messages with ease.

Highlights
  • Remote On/Off control
  • Activate dialer outputs
  • Program up to 9 phone numbers
  • Select numbers based on trigger
  • Create custom SMS messages
  • Configure test calls
  • Reset to factory defaults
Features
Read full description

This APP enables you to program and initiate certain actions with compatible GSM Auto Dialers quickly and easily from your iPhone. GSM Auto Dialers are used extensively within the Security and Environmental Monitoring Industry to notify you remotely via a voice message or SMS if an intrusion or event has occurred. Before downloading and attempting to use this APP, check with your Installer or Supplier whether your GSM Auto Dialer is compatible with this APP. Actions that can be accomplished by using this APP include: • Turn On/Off your Dialer remotely • Activate one of the Dialer’s outputs • Program up to 9 different Telephone Numbers the Dialer should call if one of its inputs is triggered • Select all or just some of the 9 Telephone Numbers to be called according to which input has been triggered • Create different SMS messages that are sent out on each trigger • Select whether regular Test Calls are made by the Dialer • Return the Dialer to Factory default settings

About

HangarBot

Remotely manage and secure your aircraft hangar from your smartphone. Control hangar doors, adjust temperature, and view security footage. Offers a Wi-Fi hotspot for aviation apps.

Highlights
  • Remote hangar door control
  • Temperature adjustment
  • Security camera viewing
  • Wi-Fi hotspot functionality
  • 24/7 monitoring
Features
Read full description

Control, automate and secure your hangar, all from your smartphone. HangarBot allows you to remotely connect to and manage your hang ar whether you’re at home, on the road, or even on the runway. Open or close the hangar door, adjust the temperature, view security footage, or use HangarBot’s wifi hotspot for your ForeFlight - With HangarBot you can control what is going on in your hangar, 24/7.

Screenshots

GSM Dialer4 screens
HangarBot4 screens

Verdict

The call

The clearest difference is review sentiment: GSM Dialer at 100% against HangarBot's 0%. HangarBot's advantage is update cadence (monthly vs every 10 months) and iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and monetization model 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.

UpkeepUpdate frequency

GSM Dialer ships an update every 10 months, HangarBot monthly. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

Scorecard3 real differences · 7 level
GSM Dialer versus HangarBot: the parameters behind the verdict, then further details
ParameterGSM DialerHangarBot
PriceFreeFree
Rating—3.4 (5 ratings) — better
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings—5 — better
Update frequencyEvery 10 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.011.0 — better
Further details — not scored
Size5 MB89 MB
Age rating4+4+
DeveloperKeystone Electronics LimitedLynk Remote Technologies

Customer experience

GSM Dialer

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

HangarBot

All ratings5 ratings
Positive60.0%
Neutral0.0%
Negative40.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

GSM Dialer

No in-app purchases

None

HangarBot

No in-app purchases

Questions

Is GSM Dialer free?
GSM Dialer is free to download, with no in-app purchases.
Is HangarBot free?
HangarBot is free to download, with no in-app purchases.
Do GSM Dialer or HangarBot have ads?
Neither GSM Dialer nor HangarBot shows ads.
Which is updated more often, GSM Dialer or HangarBot?
GSM Dialer ships an update every 10 months, and HangarBot monthly. Most recently, GSM Dialer was updated on November 1, 2026 and HangarBot on November 2, 2026.

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