Comparison

GHL Connect vs Smart Reef

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

Head to head
About

GHL Connect

Easily monitor and configure aquarium devices like ProfiLux computers, Mitras LX 7 lights, and dosing pumps from your smartphone or tablet. Access your devices locally without internet or remotely via the myGHL cloud service.

Highlights
  • Monitor device status
  • Configure settings
  • Remote internet access
  • Local direct connection
  • Start special actions
  • Cloud storage for settings
  • Sensor chart history
Features
Read full description

GHL Connect allows you to monitor and configure your ProfiLux computers, Mitras LX 7, Doser 2 or MaxiDoser with your smartphone or tablet in a very easy and comfortable manner. Connect directly with your GHL-device; it does not need external resources or an internet connection if used locally. You also have the opportunity to connect easily with myGHL in GHL Connect to access your GHL device via the Internet. GHL connect helps you to check current states, alarms and activities and allows you to edit most settings and to start special actions like manual dosing, water change, thunderstorms and much more. When you connect GHL Connect to a myGHL account, you also have the possibility to share your settings and the customizable dashboard across all GHL Connect platforms with CloudStorage and the possibility to view sensor charts over a long period of time.

About

Smart Reef

Manage your marine aquarium with this app. It provides device management, alerts for issues, and detailed historical data. A central dashboard offers a clear overview of your aquarium's status and device operations.

Highlights
  • Device management
  • Aquarium alerts
  • Measurement history
  • Operational status dashboard
  • Planned job journal
  • Preset sharing
Features
Read full description

Functionality: • device management • alerts when any problems occur in the aquarium • presentation of measurements and the operational status of devices • device operation and measurements history • clear, collective dashboard with information on device operation • modern table of parameters measured in the aquarium • unique journal of planned jobs and aquarium task history integrated with devices Devices may be connected via a Wi-Fi network and your home router. Dashboard sharing, loading and sharing of presets with other users and many more useful features. Supported devices: • Thermo control - temperature controller • Thermo view - temperature monitor • TDS meter - reverse osmosis water monitor • Salinity guardian - salinity monitor • pH meter - pH monitor • Level sensor - water/liquid level meter • Level keeper - automatic water refill system • Smart pump - dosing pump • Power switcher - timing programmer / device switch • Reef flare - smart LED lamp • Smart roller • Smart tester • Dosing pumps • kH keeper

Screenshots

GHL Connect4 screens
Smart Reef4 screens

Verdict

The call

The clearest difference is rating: GHL Connect at 4.0 against Smart Reef's 1.6. GHL Connect also leads on in-app purchases (none vs 11) and update cadence (every 2 weeks vs every 3 months). Smart Reef's advantage is ratings volume (19 vs 4). On price, ads, device support and iOS requirement 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. Smart Reef sells 8 one-off in-app purchases. GHL Connect asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

GHL Connect holds the better App Store score, 4.0 against 1.6. Both are backed by a comparable volume of ratings — 4 and 19 respectively. Written reviews point the same way: 17% of GHL Connect's written reviews are positive against 4% of Smart Reef's.

UpkeepUpdate frequency

GHL Connect ships an update every 2 weeks, Smart Reef every 3 months. The most recent releases landed on September 10, 2026 and June 11, 2026 respectively.

Scorecard6 real differences · 4 level
GHL Connect versus Smart Reef: the parameters behind the verdict, then further details
ParameterGHL ConnectSmart Reef
PriceFreeFree
Rating4.0 (4 ratings) — better1.6 (19 ratings)
Positive reviews17.1% of reviews — better3.8% of reviews
Number of ratings419 — better
Update frequencyEvery 2 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better14.6
Further details — not scored
Size57 MB4 MB
Age rating4+4+
DeveloperGHL Advanced Technology GmbH & Co. KGReef Factory sp. z o.o.

Customer experience

GHL Connect

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews105 reviews
Positive17.1%
Neutral8.6%
Negative74.3%

Smart Reef

All ratings19 ratings
Positive10.5%
Neutral5.3%
Negative84.2%
Written reviews26 reviews
Positive3.8%
Neutral11.5%
Negative84.6%

In-app purchases

None

GHL Connect

No in-app purchases

8 purchases

Smart Reef

One-time8
  • Warranty 3 years$12.99
  • Warranty 3 years$17.99
  • Warranty 3 years$19.99
Show 5 more
  • Warranty 3 years2 variants$24.99
  • Warranty 3 years$29.99
  • Warranty 3 years2 variants$34.99
  • Warranty 3 years2 variants$39.99
  • Warranty 3 years$49.99

Questions

Is GHL Connect free?
GHL Connect is free to download, with no in-app purchases.
Is Smart Reef free?
Smart Reef is free to download, with in-app purchases available.
Which has better reviews, GHL Connect or Smart Reef?
GHL Connect is rated higher. GHL Connect averages 4.0 out of 5 from 4 ratings, while Smart Reef averages 1.6 from 19 ratings.
Do GHL Connect or Smart Reef have ads?
Neither GHL Connect nor Smart Reef shows ads.
Which is updated more often, GHL Connect or Smart Reef?
GHL Connect ships an update every 2 weeks, and Smart Reef every 3 months. Most recently, GHL Connect was updated on September 10, 2026 and Smart Reef on June 11, 2026.

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