Out of 250+ quartz reactor apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
Monitor and control your Reactor systems remotely from your smartphone. Make real-time adjustments, view system details, and generate reports. Organize multiple systems and users within companies for easy visibility and management.
Quickly convert between thousands of units with an intelligent search and autocomplete feature. This app offers a streamlined interface, an integrated calculator, and the ability to save favorite conversions. It supports over 6,400 units across 51 categories, making it a comprehensive tool for all your conversion needs.
Reactor Connect tops our quartz reactor apps ranking as of September 2026, with a 3.0-star average from 6 App Store ratings, and it's free to download.
Are there free quartz reactor apps for iPhone?
Yes — 20 of the top quartz reactor apps we rank are free to download, including Reactor Connect and Convert Any Unit Lite.
Does Reactor Connect have ads or in-app purchases?
Reactor Connect has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
How many quartz reactor apps are on the App Store?
We track 250+ quartz reactor apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
What can Reactor Connect do?
Reactor Connect allows you to monitor and control your Reactor systems remotely from your smartphone. You can make real-time adjustments, view system details, generate reports, and use a yield calculator.
Can I manage multiple Reactor systems with Reactor Connect?
Yes, the app's Dashboard provides summary data for multiple Reactor systems. You can also create User Accounts and Companies to assign Reactors for easy visibility among all Company members.