Monster Zone control vs GM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Monster Zone control
Manage your Monster outdoor and PA speakers from your smart device. Adjust volume, lighting, and EQ settings, switch audio sources, and sync multiple speakers for an enhanced listening experience. Tune into radio stations and save your favorites.
- Control volume, LED lights, and equalizer
- Switch input sources
- Sync EZ-Play and TWS speakers
- Surf and save radio stations
- Compatible with MNGI30, MNRRX, and X6 speakers
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Control your Monster Outdoor Speakers with the all-in-one Monster Zone Control mobile app. Adjust settings, switch input sources, sync EZ-Play and TWS speakers, and change things up on the fly, all from your compatible smart device. Monster Rockin App Features + Compatible with MNGI30 and MNRRX speaker + Connect two speakers with Monster TWS + Control volume, LED lights, input sources, and equalizer settings, including the Bass boost + Surf radio frequencies and save your favorite stations Monster all-in-one PA speaker App Features + Compatible with X6 PA speaker + Connect two X6 with Monster TWS + Control volume, LED lights, input sources, equalizer settings + Surf radio frequencies and save your favorite stations
GM
Control your GM Headrest Rear Seat Entertainment system from your mobile device. This app functions as a standard or touchpad remote, allowing you to manage media playback between your phone and the entertainment system.
- Standard remote control
- Touchpad remote control
- Stream media from mobile to RSE
- Stream media from RSE to mobile
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PLEASE NOTE: This app is intended for use with the GM Headrest Rear Seat Entertainment Accessory only and not for use with the GM Seatback or Overhead Entertainment systems. Use the GM-RSE mobile app to control the RSE features. • Standard remote • Touchpad remote • Control media streams from mobile devices to the RSE • Control media streams from the RSE to mobile devices
Screenshots
Verdict
The clearest difference is rating: Monster Zone control at 2.5 against GM's 1.7. Monster Zone control also leads on review sentiment (21% vs 4%) and ratings volume (33 vs 9). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Monster Zone control holds the better App Store score, 2.5 against 1.7. Both are backed by a comparable volume of ratings — 33 and 9 respectively. Written reviews point the same way: 21% of Monster Zone control's written reviews are positive against 4% of GM's.
Monster Zone control ships an update every 4 months, GM every 5 months. Both last shipped on October 24, 2026.
| Parameter | Monster Zone control | GM |
|---|---|---|
| Price | Free | Free |
| Rating | 2.5 (33 ratings) — better | 1.7 (9 ratings) |
| Positive reviews | 21.1% of reviews — better | 3.7% of reviews |
| Number of ratings | 33 — better | 9 |
| Update frequency | Every 4 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 11.4 |
| Further details — not scored | ||
| Size | 24 MB | 70 MB |
| Age rating | 4+ | 4+ |
| Developer | 丽丽 巴 | Voxx International Corporation |
Customer experience
Monster Zone control
GM
Bugs and requests
Monster Zone control
Reported bugs
52 issues- Takes forever to load and find speaker
- Disconnects often, times out quickly
- Volume buttons are either MAX or OFF
- App is unusable
- App doesn't work for EQ, lighting, and volume
Show 47 moreShow fewer
- Preset buttons stopped working
- App is totally useless
- App doesn't work
- App refuses to recognize speaker
- Unable to pair speakers
- Unable to select speaker buttons
- Can't connect to app
- Doesn't seem to know speaker is there
- Features do not work as advertised
- Won't connect
- Volume slider is terrible
- App is unresponsive as of iOS 17.4 update
- App won't work when selecting modes
- App needs to be updated
- App is less than basic, insult to users
- App serves no purpose
- No compatibility with RR270 other than volume/lights
- User interface is poor, not intuitive
- Speaker is slow to set FM presets
- App will not work, syncs speakers and disconnects randomly
- Outdated and dysfunctional, boxes won't click
- Alarm feature is finicky and constantly resets
- Sliders for volume don't change as you slide
- Radio preset setting doesn't seem intuitive
- App used to work with Glo 2, now says 'no monster products found'
- App and speakers are a joke
- Won't play Amazon music through app
- App stopped working, won't connect
- Can't adjust volume via phone buttons when on Bluetooth
- App is a dissatisfaction in most applications
- Alarms not saved, wake up volume too loud
- Unit is not recognized sometimes
- Tower of Music 1 & 2 not listed
- App randomly quits or can't find speaker
- App will not stay connected
- App stopped working, uninstalled/reinstalled, no response to help email
- App connects to iPad but won't play sound
- App connected fine but cannot play music from phone via Bluetooth
- App won't open, keeps closing on iPad
- App does not support Rockin Roller 2
- Overly complicated, buggy, non-intuitive
- Alarm option is terrible, alarms don't go off if app is closed
- No option for Tower speaker
- Big restriction for iOS 11 and above with Monster Glo 2
- App stopped working, won't connect
- Tower of Music isn't compatible with app
- App is kind of accessible with voice over but needs work
Requested features
11 requests- Add microphone controls
- Add volume controls similar to bass/treble
- Add multi-speaker pairing
- Add updates for the app
- Improve EQ, lighting, and volume controls
Show 6 moreShow fewer
- Make preset buttons work consistently
- Add more preset color combos for lights
- Disable standby mode or change time
- Include Monster Roam Radio in the app
- Add standby switch to radio display
- Add option to disable weather tone for blind users
GM
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Monster Zone control
No in-app purchases
GM
No in-app purchases
Questions
Is Monster Zone control free?
Is GM free?
Which has better reviews, Monster Zone control or GM?
Do Monster Zone control or GM have ads?
Which is updated more often, Monster Zone control or GM?
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