Comparison

Newsletter Reader vs ReadBuff

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

Head to head
About

Newsletter Reader

Consolidate and read newsletters from various platforms in one place. AI-powered summaries provide quick insights, and you can generate custom RSS feeds for your preferred readers. Declutter your inbox and manage your subscriptions efficiently.

Highlights
  • Read newsletters from any source
  • AI-powered newsletter summarization
  • Generate personalized RSS feeds
  • Streamlined subscription management
  • Declutter inbox
Features
Read full description

The perfect app for reading newsletters and taming the information overload! With Newsletterss App, you're not limited to just Substacks - you can read any type of newsletter, from Medium, ConvertKit and Beehiive to Ghost and beyond. Stay on top of the latest news and insights, no matter where they come from, with our easy-to-use newsletter reader. Summarize your newsletters using AI by tapping the lightning button. Say goodbye to tedious scrolling and time-consuming reading, and hello to lightning-fast insights. With just one tap on the lightning button, our state-of-the-art AI algorithm, ChatGPT, will generate a concise summary of your newsletter, ensuring you stay up-to-date with the latest news and insights in a fraction of the time. At the moment, we can summarize newsletters in multiple languages but the resulting summary will be in English. But that's not all - with Newsletterss, you can also generate and connect a personalized RSS feed to any reader you wish. Whether you prefer to read your newsletters in your favorite RSS reader or use our app exclusively, you have the flexibility and freedom to customize your reading experience to your liking. Say goodbye to juggling multiple newsletter subscriptions and hello to streamlined, hassle-free reading with Newsletterss. Declutter your inbox today and take back control of your email.

About

ReadBuff

Features
Read full description

ReadBuff — Read, Discover, and Save What Matters ReadBuff brings newsletters, RSS feeds, web articles, books, and PDF documents into one clean, distraction-free app. Follow your favorite sources, organize your reading list, and capture key ideas as searchable quotes you can revisit anytime. Instead of juggling inbox clutter, open browser tabs, ebook readers, and scattered bookmarking apps, ReadBuff gives serious readers a single, focused space to read deeply and build a personal knowledge library. Read Everything in One Place. ReadBuff is built for people who don’t just consume information—they value it. Whether you follow tech news, finance blogs, startup writing, long-form journalism, or research documents, ReadBuff keeps your daily reading organized without the chaos. Features: - Unified Inbox: Read RSS feeds, web articles, and blogs in one clean view - Dedicated Newsletter Email: Route newsletter subscriptions straight to ReadBuff and out of your personal inbox - PDF & Book Reader: Open research papers, reports, and ebooks alongside your daily feeds - Distraction-Free Experience: No ads, popups, or algorithmic feeds cluttering your feed - Cross-Device Sync: Seamlessly access your library and reading progress across all devices - Custom Collections: Organize content with folders, tags, and custom reading lists - Dark Mode: Comfortable typography layout built for day or night reading - Save Quotes That Matter - Highlight key insights, statistics, and passages across any format. Build a searchable archive of knowledge with attached notes and source context. Quote Features: - Instant Highlighting: Save text snippets from articles, newsletters, PDFs, and books in one tap - Source Tracking: Keep original links and author attribution attached automatically - Fast Search: Find any saved quote or note across your entire archive instantly Your Personal Reading Library ReadBuff isn't just a reader—it's a permanent home for the documents, books, and articles you want to study and revisit. Keep your technical PDFs, industry reports, saved articles, and ebooks together on one organized digital shelf. Perfect for: - Researchers and academics managing papers - Founders, executives, and professionals tracking industry news - Writers, journalists, and students collecting quotes and sources - Anyone who highlights, annotates, and saves what they read - Built for Serious Readers ReadBuff combines the speed of a modern RSS reader, the simplicity of a read-it-later app, and the depth of a personal knowledge archive. If you highlight obsessively, save PDFs you forget to open, or keep dozens of browser tabs open just in case, ReadBuff gives those habits a focused, organized home. Why ReadBuff? - Consolidate newsletters, web feeds, PDFs, and books into one reading hub - Turn daily reading into a searchable knowledge system - Keep original source context attached to every note and snippet - Enjoy a quiet, ad-free environment designed for deep focus Stop bouncing between open tabs, cluttered inboxes, and separate PDF viewers. ReadBuff helps you read smarter, stay organized, and save what matters. Download ReadBuff today to build a better reading habit. Terms of user (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://www.readbuff.com/privacy-policy

Screenshots

Newsletter Reader4 screens
ReadBuff4 screens

Verdict

The call

The clearest difference is iOS requirement: Newsletter Reader at 13.0 against ReadBuff's 16.4. On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Newsletter Reader sells 4 in-app purchases, starting at $1.99 per month and ReadBuff sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Newsletter Reader ships an update monthly, ReadBuff every 5 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard1 real difference · 9 level
Newsletter Reader versus ReadBuff: the parameters behind the verdict, then further details
ParameterNewsletter ReaderReadBuff
PriceFreeFree
Rating3.8 (62 ratings) — better—
Positive reviews64.5% of reviews—
Number of ratings62 — better—
Update frequencyMonthly — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.4
Further details — not scored
Size64 MB72 MB
Age rating4+17+
DeveloperNewsletterss LLCHy Phan Bao Song

In-app purchases

4 purchases

Newsletter Reader

Subscriptions4
  • Newsletterss Premium$1.991 Month
  • Newsletterss Premium2 variants$2.991 Month
  • Newsletterss Premium$9.991 Year
Show 1 more
  • Newsletterss Premium$12.991 Year
2 purchases

ReadBuff

Subscriptions2
  • ReadBuff Monthly Pro Plan7 Days trial$4.991 Month
  • ReadBuff Annual Pro Plan14 Days trial$49.991 Year

Questions

Is Newsletter Reader free?
Newsletter Reader is free to download, with in-app purchases available.
Is ReadBuff free?
ReadBuff is free to download, with in-app purchases available.
Do Newsletter Reader or ReadBuff have ads?
Neither Newsletter Reader nor ReadBuff shows ads.
Which is updated more often, Newsletter Reader or ReadBuff?
Newsletter Reader ships an update monthly, and ReadBuff every 5 weeks. Most recently, Newsletter Reader was updated on November 3, 2026 and ReadBuff on November 4, 2026.

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