Comparison

RSS Reader vs Flux

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

Head to head
About

RSS Reader

Features
Read full description

Zers is a simple and powerful RSS reader that helps you stay up to date without distractions. Follow your favorite feeds, read articles in a clean format, and focus on the content that mattersβ€”without ads, banners, or clutter. Instead of manually saving links, Zers automatically brings new articles from your RSS feeds and turns them into a calm, readable experience you can enjoy anytime. Key Features: - RSS Feed Reader: Add your favorite RSS feeds and get new articles delivered automatically. - Background Refresh & Notifications: Stay informed with background updates and notifications when new articles are available. - Folders & Organization: Organize feeds into folders to keep everything structured and easy to find. - Clean Reading View: Articles are displayed in a distraction-free layout for comfortable reading. - Customize Your Reading Experience: Adjust font style and size to match your preferences. - Offline Reading: Articles are saved on your device so you can read them without an internet connection. - Search Within Articles: Quickly search through article content to find what you need. - Text Highlight & Notes: Highlight important sections and add optional notes for later reference. - Listen to Articles: Let Zers read articles aloud using natural-sounding voices. - Dark Mode Support: Read comfortably at night or in low-light environments. - Home Screen Widgets: Keep track of unread articles and reading progress at a glance. - iCloud Sync: Your feeds and articles stay in sync across all your devices. - Shortcuts Integration: Use Siri Shortcuts to build powerful reading workflows. Zers lets you experience all features for free, with up to 3 RSS feeds. If you follow more sources, upgrading unlocks unlimited feeds while keeping the same simple and private experience. Zers is built for readers who want to stay informed without noise. Follow your feeds, read offline, and enjoy a calm way to keep up with the web. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Flux

Features
Read full description

Flux: read the news you care about, without the noise, in a fast and private app. READER MODE Articles open as clean text. Adjustable font, size and theme (day, night, sepia). The original web page is always one tap away. YOUR SOURCES A catalog of over 300 sources: English and international press, tech, science, business, culture, sport. You can also add any website from its URL, import an OPML file, and follow YouTube channels or newsletters. "FOR YOU" RANKING A personalized ranking, computed right on your iPhone. OFFLINE Save an article to read it again without a connection. When you're offline, Flux automatically opens the saved copy if there is one. ALWAYS UP TO DATE Feeds refresh on their own, at launch and in the background. A badge flags new articles without jumping the list while you're reading. SEARCH Find any article in your feed, your favorites or your history. INTEGRATIONS Send to Obsidian, Readwise and Pocket. Copy as Markdown. Save from Safari with the share extension. PRIVACY No account, no ads, no tracking. Your data stays on your device.

Screenshots

RSS Reader4 screens
Flux3 screens

Verdict

The call

The clearest difference is in-app purchases: Flux at none against RSS Reader's 7. RSS Reader's advantage is update cadence (every 2 weeks vs every 4 weeks) and iOS requirement (18.0 vs 26.0). On price, ads and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. RSS Reader sells 7 in-app purchases, starting at $2.00 per month. Flux asks for nothing beyond the download.

UpkeepUpdate frequency

RSS Reader ships an update every 2 weeks, Flux every 4 weeks. The most recent releases landed on September 20, 2026 and October 3, 2026 respectively.

Scorecard3 real differences Β· 3 level
RSS Reader versus Flux: the parameters behind the verdict, then further details
ParameterRSS ReaderFlux
PriceFreeFree
Update frequencyEvery 2 weeks β€” betterEvery 4 weeks
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhone, iPad β€” betteriPhone
Requires iOS18.0 β€” better26.0
Further details β€” not scored
Size44 MB13 MB
Age rating4+4+
DeveloperFoxfortMobileUbbik

In-app purchases

7 purchases

RSS Reader

Subscriptions5
  • Zers Premium Monthly$2.001 Month
  • Zers Premium Weekly$2.007 Days
  • Zers Premium Weekly 2$3.997 Days
Show 2 more
  • Zers Premium Yearly$8.001 Year
  • Zers Premium Yearly 2$12.001 Year
One-time2
  • Zers Premium Lifetime$12.00
  • Zers Premium Lifetime 2$20.00
None

Flux

No in-app purchases

Questions

Is RSS Reader free?
RSS Reader is free to download, with in-app purchases available.
Is Flux free?
Flux is free to download, with no in-app purchases.
Do RSS Reader or Flux have ads?
Neither RSS Reader nor Flux shows ads.
Which is updated more often, RSS Reader or Flux?
RSS Reader ships an update every 2 weeks, and Flux every 4 weeks. Most recently, RSS Reader was updated on September 20, 2026 and Flux on October 3, 2026.

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