Comparison

Hanna Lab vs REEFB

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

Head to head
About

Hanna Lab

Transform your mobile device into a professional-grade pH meter or data management system. Connect with compatible Hanna Instruments probes and meters to conduct precise measurements, store data securely, and access it via the cloud.

Highlights
  • pH meter functionality with Bluetooth probes
  • Data management with compatible meters
  • Hanna Cloud compatibility for data sync
  • Live measurements and trend graphs
  • Data export in PDF and CSV formats
  • Calibration and logging features
Features
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The Hanna Lab App turns your iPhone or iPad into a full-featured pH meter when used with a Hanna Instruments HALO® or HALO2 pH probe with Bluetooth® Smart technology or a data management system when used with a Hanna Instruments HI98494 or HI98594 Multiparameter Bluetooth Portable Meter or HI97115 Marine Master Waterproof Multiparameter Photometer. Whether you're in the lab, in the field, or at your desk, Hanna Lab delivers professional-grade measurements with flexible access, reliable storage, and intuitive control. The Hanna Lab App now features Hanna Cloud compatibility. Once connected, data from HALO & HALO2 probes, HI98494 & HI98594 and HI97115 meters, can be automatically uploaded to Hanna Cloud. Hanna Cloud is a free web-based application accessible from your PC, tablet, or phone. Features will vary depending on the connected device. They include but are not limited to live measurements, trend graphs, log history, device settings, alarms, and target ranges. •HALO or HALO2 pH Probes When used with HALO pH probes, functions include: -Clear and concise calibration screens for calibration of up to 5 points. -Annotated data points can be saved with measurement-specific information. When using a Halo2 pH probe annotated readings can be saved on demand or on stability. -Data is automatically saved every hour. Data can be shared via PDF or CSV format. -Dynamic graphing provides measurement information linearly. Graph axes may be expanded using pinch-to-zoom technology for enhanced viewing. When connected to Hanna Cloud, log files from the HALO pH probes can be uploaded automatically or manually from log history. Files on the cloud can be merged and exported with a reduced logging interval. Annotated readings from the HALO probes can be uploaded immediately to the cloud and saved in a separate data file. •HI98494 or HI98594 Multiparameter Meter When used with a HI98494 or HI98594 Multiparameter Bluetooth Portable Meter, functions include: -Data can be shared via PDF or CSV format. -Downloaded log files with dynamic graphing. Graph axes may be expanded using pinch-to-zoom technology for enhanced viewing. -GLP information for the previous five calibrations. -User-selectable measurement units. -Stay up to date with the latest firmware updates for the HI98594 on the device information page. When connected to Hanna Cloud, log files can be uploaded automatically or manually in log history. New data added to uploaded log-on-demand files is automatically synced to the cloud. Log files that have been uploaded to the cloud have user-selectable parameters measurement units, and four parameters can be graphed at the same time. •HI97115 Marine Master Photometer When used with a HI97115 Marine Master Waterproof Multiparameter Photometer, functions include: -User-defined method groups for routine analysis. -Readings can be collected using the app or synced directly from the HI97115 meter. -Data can be shared via PDF or CSV format. -Trend data with dynamic graphing. Graph axes may be expanded using pinch-to-zoom technology for enhanced viewing. -Stay up to date with the latest firmware updates on the device information page. -A demo meter has been included, showing all the features of this app. When connected to Hanna Cloud, log files can be uploaded automatically or manually in log history. When connected to Hanna Cloud, user-defined target ranges can be set, and four parameters can be graphed at the same time. Hanna Lab is compatible with iOS 15 or newer and iOS devices with Bluetooth 4.0+.

About

REEFB

This app offers intelligent control for REEF B Series devices, simplifying aquarium management. It allows for effortless monitoring and maintenance of aquaculture equipment and schedules via Bluetooth connectivity.

Highlights
  • Dosing modes: 24-hour average, custom, single-dose
  • Precise dosing calibration
  • Flexible schedule adjustment
  • Multi-device management via Bluetooth
  • Accurate spectrum scheduling for LED lights
  • Master-sub synchronization for lights
  • Scene modes for LED lights
Features
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REEFB APP: The Smart Control Platform for REEF B Series Devices REEFB APP is an intelligent control platform specially designed for REEF B series devices. With BLE (Bluetooth Low Energy) connectivity, it provides an intuitive interface for effortless management of aquaculture equipment and schedule settings. REEFB APP simplifies aquarium management, offering the best solution for aquarium enthusiasts and professional aquaculturists to easily monitor and maintain aquarium health! Features Doser -Three Dosing Modes: Supports 24-hour average mode, custom free mode, and single-dose mode to meet daily aquaculture and special needs. -Precise Calibration: Provides a simple calibration process to ensure dosing accuracy and device stability. -Flexible Schedule Adjustment: Quickly modify schedules to adapt to various aquaculture requirements with enhanced operational flexibility. -Easy Multi-Device Management: Features a minimalist design and fast Bluetooth pairing for adding and managing multiple koralDose devices effortlessly. LED Light -Accurate Spectrum Scheduling: Supports both quick and detailed spectrum adjustments to meet diverse aquaculture needs. -Master-Sub Synchronization: Synchronize multiple lights for simplified large-scale management. -Scene Modes: Switch between preset and custom scenes for more efficient operations. -Smart App Control: Manage schedules and settings easily through Bluetooth-connected REEFB APP.

Screenshots

Hanna Lab4 screens
REEFB1 screens

Verdict

The call

The clearest difference is review sentiment: Hanna Lab at 45% against REEFB's 0%. Hanna Lab also leads on rating (3.7 vs 3.0) and ratings volume (11 vs 1). REEFB's advantage is update cadence (every 2 months vs every 5 months) and iOS requirement (13.0 vs 15.0). 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.

ReceptionRating · Positive reviews · Number of ratings

Hanna Lab holds the better App Store score, 3.7 against 3.0. That said, the two scores are not equally well evidenced: Hanna Lab has 11 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 45% of Hanna Lab's written reviews are positive against 0% of REEFB's.

UpkeepUpdate frequency

Hanna Lab ships an update every 5 months, REEFB every 2 months. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
Hanna Lab versus REEFB: the parameters behind the verdict, then further details
ParameterHanna LabREEFB
PriceFreeFree
Rating3.7 (11 ratings) — better3.0 (1 ratings)
Positive reviews45.5% of reviews — better0.0% of reviews
Number of ratings11 — better1
Update frequencyEvery 5 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size32 MB39 MB
Age rating4+4+
DeveloperHanna Instruments, Inc.CROWN P & E CO., LTD.

Customer experience

Hanna Lab

All ratings8 ratings
Positive87.5%
Neutral0.0%
Negative12.5%
Written reviews11 reviews
Positive45.5%
Neutral9.1%
Negative45.5%

REEFB

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

None

Hanna Lab

No in-app purchases

None

REEFB

No in-app purchases

Questions

Is Hanna Lab free?
Hanna Lab is free to download, with no in-app purchases.
Is REEFB free?
REEFB is free to download, with no in-app purchases.
Which has better reviews, Hanna Lab or REEFB?
Hanna Lab is rated higher. Hanna Lab averages 3.7 out of 5 from 11 ratings, while REEFB averages 3.0 from 1 ratings.
Do Hanna Lab or REEFB have ads?
Neither Hanna Lab nor REEFB shows ads.
Which is updated more often, Hanna Lab or REEFB?
Hanna Lab ships an update every 5 months, and REEFB every 2 months. Most recently, Hanna Lab was updated on October 24, 2026 and REEFB on October 30, 2026.

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