Best apps like RKI OPLS

7+ similar apps compared and reviewed

4.5 avg rating
7 free apps
Updated August 2026
RKI OPLS
RKI OPLS
RKI Instruments, Inc.

RKI OPLS is great, but it's not the only option. Explore 7+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to RKI OPLS

RK Link#2

RK Link by 理研計器株式会社

Strong Contender
💼 Business
5.0(1 ratings)
Free
RK Link screenshot 1
RK Link screenshot 2
RK Link screenshot 3

Connect a portable gas monitor to your smartphone via Bluetooth to receive real-time alerts for gas, man-down, and panic alarms. Automatically send emergency emails with location data to up to 100 registered destinations. View gas concentrations and adjust device settings remotely.