Apps similar to ConstaFlux include Feedly, which has a free version. Other options are Inoreader, FreshRSS, Feeder and Fluent Reader. RSS Readers like ConstaFlux are a crowded field, with more than 100 alternatives for the web, Android, iPhone, iPad and Mac.
Experience a magazine-like RSS feed with seamless integration across devices, quick-loading cards, and effortless sharing across social platforms and other apps.
United States
Aggregate feeds from RSS, social media, and newsletters with advanced filtering, OPML management, website monitoring, IFTTT automation, cloud syncing, text-to-speech, dark mode, and collaboration tools for flexible and efficient content consumption across devices.
Bulgaria
EU
FreshRSS is a free, self-hosted RSS aggregator. It is quite lightweight, fast (it can manage +100k articles without complaining) and powerful (e.g. shortcuts, filters, responsive design, multi-views, multi-themes, multi-users, statistics, provides a Google Reader API, WebSub...
FranceEU
Feeder is a fully free/libre feed reader. It supports all common feed formats, including JSONFeed. It doesn't track you. It doesn't require any setup. It doesn't even need you to create an account!
SwedenEU
It is free for Mac, Windows and Linux if you download it from GitHub, and it's paid ($2) for Android and iOS.
China
Fast & free RSS feed reader as a browser extension for Chrome, Vivaldi, Edge, Brave and Firefox for reading blogs, news or any RSS, Atom or RDF based feed.
FinlandEU
Reeder is your all-in-one inbox for reading, watching and listening to content from various sources.
Switzerland
RSS reader shows you articles from your favorite blogs and news sites, and it keeps track of what you’ve read.
United States
Flipboard is a fast, beautiful way to flip through the news, photos and updates your friends are sharing on Facebook and Twitter.
United States
Liferea is a web feed reader/news aggregator that brings together all of the content from your favorite subscriptions into a simple interface that makes it easy to organize and browse feeds.
GermanyEU
FranceEU
