Reef Meister: Measure & Manage
SmartRef
About
This app collects and manages data from the SmartRef digital refractometer. It allows for easy visualization and exportation of precise, temperature-corrected salinity and concentration readings in various units.
What's New in Reef Meister
6.6.2
July 2, 2026
- Added new precise measurement mode - Improved device settings and diagnostics - Improved Measure Insights and reports To improve our app for you, we regularly bring updates to the App Store. If you enjoy it, would you mind taking a moment to write a review on the App Store? We’d greatly appreciate it.
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FAQ
What is Reef Meister?
Reef Meister is a mobile application designed to collect, manage, visualize, and export data from the Anton Paar SmartRef digital refractometer. It provides temperature-corrected readings in various units for salinity and concentration.
What units does Reef Meister support?
Reef Meister supports Practical Salinity Units (PSU), Salinity in Parts per Thousand (ppt), and Salinity S.G. (SG 20/20). The app also displays temperature-corrected concentration values.
How do I adjust the SmartRef device with Reef Meister?
The SmartRef device is adjusted using the Reef Meister app and distilled water. This ensures accurate readings for your measurements.
What devices is Reef Meister compatible with?
Reef Meister is compatible with iPhones and Apple Watches, as indicated by its supported devices list. It was released on September 8, 2022, and last updated on June 8, 2026.
What is the age rating for Reef Meister?
Reef Meister has an age rating of 4+, making it suitable for a wide range of users. The app is available for free.
Does Reef Meister have ads?
No, Reef Meister does not contain advertisements. The application is free to download and use, with optional in-app purchases for enhanced features.
What are the subscription options for Reef Meister?
Reef Meister offers auto-renewable subscriptions billed monthly or annually. Options include 'Full Access Monthly' for $4.99/P1M with a 7-day free trial, and 'Full Access' for $39.99/P1Y with a 7-day free trial.
How can I cancel my Reef Meister subscription?
You can cancel your free trial or subscription at any time by turning off auto-renewal through your iTunes account settings. This must be done at least 24 hours before the end of the current period to avoid being charged.
