Feynman WTF vs PubMinder
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Feynman WTF
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Finding great research shouldnβt feel like digging through an academic jungle. Feynman makes discovering cutting-edge science as easy as scrolling social mediaβminus the doomscrolling. Our app brings you daily research papers from arXiv, each one summarized in just 60 words. No jargon. No fluff. Just the key insights, delivered in a feed that respects your time and fuels your curiosity. Whether you're a student, researcher, or just a curious mind, Feynman helps you: Explore smarter: Browse papers across AI, physics, math, and moreβhandpicked and summarized by AI. Save time: Cut through academic clutter. Every summary is bite-sized and to the point. Stay sharp: Swap endless scrolling with daily doses of insight. Bookmark & personalize: Save your favorites and tailor your feed to topics you love. Built for the mobile generation. Backed by real research. Inspired by Feynman's love of clarity and curiosity. Join the club. Scroll smarter. Think deeper. Feynman is your shortcut to the best minds on arXivβcompressed for your brain. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.termsfeed.com/live/0ece6d3b-97bb-403c-a992-0ca298425796
PubMinder
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PubMinder is an AI-powered research feed for scientists, students, and curious minds. It aggregates the latest preprints and journal articles from bioRxiv, medRxiv, arXiv, and PubMed β then summarizes each one in 2β3 plain-English sentences using Apple Intelligence (on-device) or Groq's free AI. WHAT IT DOES Fetches the newest papers from the subjects you care about Summarizes every abstract automatically β no reading walls of text Opens papers in a built-in reader, so you never lose your place Lets you save and share papers with one tap Search your saved papers and sort by date, title, or source Supports keyword filtering so only relevant papers reach your feed ORGANIZE YOUR LIBRARY (PRO) Add tags and notes to any saved paper Group papers into collections and browse by project Export your library to BibTeX, RIS, or CSV β import straight into Zotero, EndNote, or Mendeley, with authors, year, and journal included SOURCES INCLUDED bioRxiv β biology and life sciences preprints medRxiv β medical and clinical preprints arXiv β physics, mathematics, and computer science preprints PubMed β peer-reviewed journal articles via NCBI E-utilities AI SUMMARIZATION On Apple Intelligence-capable devices (A17 Pro, A18, or M-series chips, iOS 26+), summaries run entirely on-device β no internet, no API key needed. On other devices, PubMinder uses Groq's free cloud AI. A free Groq API key takes about 2 minutes to set up at console.groq.com. PRO AI summaries and your saved library are free. A single one-time purchase (no subscription) unlocks tags, notes, collections, unlimited subjects, and library export. PRIVACY PubMinder does not collect personal data, require an account, or track you. API keys are stored in the iOS Keychain, not in plain text.
Screenshots
Verdict
The clearest difference is update cadence: Feynman WTF at weekly against PubMinder's every 5 weeks. Feynman WTF also leads on iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases 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
Both are free to download. Feynman WTF sells 2 in-app purchases, starting at $10.00 per month and PubMinder sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Feynman WTF ships an update weekly, PubMinder every 5 weeks. The most recent releases landed on October 9, 2026 and October 6, 2026 respectively.
| Parameter | Feynman WTF | PubMinder |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly β better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 15.1 β better | 18.0 |
| Further details β not scored | ||
| Size | 37 MB | 8 MB |
| Age rating | 4+ | 12+ |
| Developer | Vrushal Kapadnis | BRANDI LYNN CANTAREL |
In-app purchases
Feynman WTF
- Pro Monthly$10.001 Month
- Pro Yearly$99.991 Year
PubMinder
- Preprint Sources Unlock$4.99









