Matthias Petrat vs Flat RSS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Matthias Petrat
Stay updated with the latest content from a popular blog. Receive push notifications for new posts, browse archives by category or search, and save favorite articles with iCloud sync. Enjoy a seamless experience across iPhone, iPad, and Mac.
- Push notifications for new posts
- Browse blog archive by category
- Full-text search
- Favorite articles with iCloud sync
- Universal app for iPhone, iPad, and Mac
- Stage Manager and Split View support
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Mit der offiziellen App von Matthias Petrat verpasst du keine neuen Inhalte mehr. Erhalte einen Push, wenn ein neuer Beitrag erscheint, und durchstöbere das gesamte Blog-Archiv über die Suche oder nach Kategorien. Favorisiere Artikel auf Wunsch und genieße die Inhalte auf deinem iPhone, iPad und Mac. Features im Überblick: – Universal für iPhone, iPad und Macs mit Apple Silicon – Push-Benachrichtigungen bei neuen Beiträgen – Kategorien für einzelne Themengebiete – Volltextsuche im gesamten Blog-Archiv – Liste mit favorisierten Artikeln – mit iCloud-Sync – Stage Manager, Split View und Drag & Drop auf dem iPhone und iPad – Trackpad- und Tastaturunterstützung
Flat RSS
Consolidate all your reading, watching, and listening into one calm, chronological feed. Save articles, videos, and podcasts from various sources, with offline access and cross-device sync. Enjoy a private, ad-free experience.
- Unified feed for RSS, podcasts, videos, social media
- Save articles, videos, and links to Stash
- Offline access for saved content
- Cross-device iCloud sync
- Ad-free and privacy-focused experience
- Customizable feed filtering
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Flat is one calm place for everything you read, watch, and listen to. Flat brings RSS, podcasts, videos, social feeds, and saved links together in one quiet place. No unread counts. No pressure. No algorithmic ranking. FOLLOW YOUR FAVORITE SOURCES • RSS, Atom, JSON feeds, podcasts, YouTube, Reddit, Mastodon, Bluesky, and more • Paste a URL or keyword and Flat finds the right source • Browse a clean chronological timeline • Filter by source, focus or hide feeds, and filter out unwanted keywords SAVE ANYTHING • Save articles, videos, podcasts, and links to your Stash • Save links from any app, browser, or Flat browser extension • Auto-stash items from feeds you never want to miss • Keep saved items until you are ready to come back LISTEN AND WATCH • Play podcasts and videos with playback progress synced across devices • Build your own audio and video queue • Use chapters and a sleep timer AVAILABLE EVERYWHERE • iPhone, iPad, and Mac • Automatic iCloud sync across devices • Offline access for saved articles, audio, and video podcasts PRIVACY FIRST • No ads • No tracking • No account required • Your reading data is not used for advertising FLAT PRO Start free with Stash, saved links from other apps, and up to 30 feeds. Upgrade to Flat Pro for unlimited feeds, so new articles, podcasts, and videos from all your favorite sources appear automatically in your timeline. A free trial is available. Just your content, at your pace. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://justasimple.app/privacy
Screenshots
Verdict
The clearest difference is update cadence: Flat RSS at every 10 days against Matthias Petrat's every 5 weeks. Flat RSS also leads on iOS requirement (18.6 vs 26.0). On price, review sentiment, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Matthias Petrat sells 3 in-app purchases, starting at $3.99 per month and Flat RSS sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
Matthias Petrat ships an update every 5 weeks, Flat RSS every 10 days. The most recent releases landed on November 11, 2026 and November 5, 2026 respectively.
| Parameter | Matthias Petrat | Flat RSS |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Update frequency | Every 5 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad | iPhone, iPad, Mac — better |
| Requires iOS | 26.0 | 18.6 — better |
| Further details — not scored | ||
| Size | 64 MB | 19 MB |
| Age rating | 4+ | 17+ |
| Developer | Matthias Petrat | Rene Fischer |
Customer experience
Matthias Petrat
Flat RSS
In-app purchases
Matthias Petrat
- Pro-Version für einen Monat$3.991 Month
- Pro-Version für 3 Monate$8.993 Months
- Pro-Version 12 Monate$24.991 Year
Flat RSS
- Flat Pro Monthly7 Days trial$3.991 Month
- Flat Pro Yearly7 Days trial$19.991 Year
- Flat Pro Lifetime$44.99
