Comparison

CoolRemote vs GDMS

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

Head to head
About

CoolRemote

Control and monitor your air conditioning units remotely. Adjust settings, schedule operations, and receive real-time error notifications. Requires a compatible HVAC bridge for operation.

Highlights
  • Remote HVAC monitoring and control
  • On/Off and temperature adjustments
  • Multiple operation modes
  • Fan and louver control
  • Scheduler function
  • Real-time error notifications
  • Supports various HVAC system types and brands
Features
Read full description

► PLEASE NOTE*: Requires CoolMaster**, CoolMasterNet** or CooLinkNet** HVAC bridge with internet access for operation ► CoolAutomation CoolRemote app makes you VRV / VRF, Splits, Multi-Splits, Mini-Splits air conditioning smarter and more accessible and it's Free* ● Monitor and Control HVAC (airconditioning) units ● Direct bi-directional access to HVAC internal communication lines ● Full control over your indoor units; ● On/Off control (individual or All) ● Set Temperature and Room temperature info ● HVAC Operation modes (Cool / Heat / Fan / Dry / Auto), ● Fan speed controls. ● Louver modes control ● Robust and easy to use Scheduler function, unlimited actions ● Diagnostics and realtime manufacturer errors notifications with fault codes ● Advanced checker and stats functionality for HVAC technicians ● Plug and Play setup and installation ● Supports Splits, Multi-Splits, Mini-Splits, Ducted, VRV, VRF HVAC system types ● HVAC Manufactures Compatibility: — Daikin — Fujitsu (General) — Gree — Hitachi — LG — Mitsubishi Electric (MELCO) — Mitsubishi Heavy — Panasonic — Samsung — Sanyo — Toshiba — Midea — Trane — Kentatsu ● Multiple locations per user ● Multiple controllers per location * Please Note: Requires CoolMaster**, CoolMasterNet** or CooLinkNet** HVAC bridge with internet access for operation. **Also Supports all leading Home Automation / BMS (Building Management) systems (AMX, Auluxa, Beckhoff, Bticino, CD-Innovation, Control4, Crestron, CUE, Demopad, Domintell, ELAN, Fibaro, HDL, i2, iRidium, KNX, Legrand, Leviton, Lutron, NESS, Niko, Phillips Dynalite, Push, RTI, Savant, Schneider Electric, SmartBus, Teletask, Unitronics, Vantage). For More info please visit us http://coolautomation.com or drop us a line at info@coolautomation.com

About

GDMS

This app offers centralized, secure management for Grandstream audio/video products. Administrators can easily add devices by scanning codes, configure accounts, upgrade firmware, and receive real-time alerts about device status.

Highlights
  • Scan code to add devices
  • Configure accounts
  • Upgrade device firmware
  • Remote device start
  • Real-time device monitoring
  • Push alert messages
Features
Read full description

GDMS mobile application provides centralized, secure and zero-operation management methods and solutions for Grandstream audio/video products users. The device administrators can work on mobile devices by scanning the codes to add devices, configure accounts/upgrade devices firmware quickly, and the alert messages can be pushed to mobile client. Including: 1. Scan code to add device: Support to scan the barcodes of a batch of devices to add the devices to GDMS platform. 2. Manage device: Support to configure accounts for devices, upgrade devices firmware, and start the devices remotely. 3. Monitor device in real-time: Push the device registration, abnormal status, alert messages to mobile management client.

Screenshots

CoolRemote4 screens
GDMS4 screens

Verdict

The call

The clearest difference is rating: GDMS at 4.7 against CoolRemote's 3.4. GDMS also leads on update cadence (every 3 months vs every 52 months). On price, review sentiment, ratings volume 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

GDMS holds the better App Store score, 4.7 against 3.4. Both are backed by a comparable volume of ratings — 18 and 7 respectively. Written reviews complicate that: 53% of CoolRemote's written reviews are positive against 50% of GDMS's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

CoolRemote ships an update every 52 months, GDMS every 3 months. The most recent releases landed on September 25, 2026 and October 2, 2026 respectively.

Scorecard2 real differences · 8 level
CoolRemote versus GDMS: the parameters behind the verdict, then further details
ParameterCoolRemoteGDMS
PriceFreeFree
Rating3.4 (18 ratings)4.7 (7 ratings) — better
Positive reviews52.9% of reviews — better50.0% of reviews
Number of ratings18 — better7
Update frequencyEvery 52 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.2 — better13.0
Further details — not scored
Size0 MB15 MB
Age rating4+4+
DeveloperCoolAutomationGrandstream

Customer experience

CoolRemote

All ratings18 ratings
Positive55.6%
Neutral11.1%
Negative33.3%
Written reviews17 reviews
Positive52.9%
Neutral17.6%
Negative29.4%

GDMS

All ratings7 ratings
Positive85.7%
Neutral14.3%
Negative0.0%
Written reviews4 reviews
Positive50.0%
Neutral25.0%
Negative25.0%

In-app purchases

None

CoolRemote

No in-app purchases

None

GDMS

No in-app purchases

Questions

Is CoolRemote free?
CoolRemote is free to download, with no in-app purchases.
Is GDMS free?
GDMS is free to download, with no in-app purchases.
Which has better reviews, CoolRemote or GDMS?
GDMS is rated higher. CoolRemote averages 3.4 out of 5 from 18 ratings, while GDMS averages 4.7 from 7 ratings.
Do CoolRemote or GDMS have ads?
Neither CoolRemote nor GDMS shows ads.
Which is updated more often, CoolRemote or GDMS?
CoolRemote ships an update every 52 months, and GDMS every 3 months. Most recently, CoolRemote was updated on September 25, 2026 and GDMS on October 2, 2026.

Other comparisons