Feynman WTF vs Calculus Path
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Feynman WTF
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Finding great research shouldn’t feel like digging through an academic jungle. Feynman makes discovering cutting-edge science as easy as scrolling social media—minus 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 more—handpicked 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 arXiv—compressed 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
Calculus Path
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Build genuine differentiation fluency through short, focused practice sessions. Calculus Path turns derivative practice into a clear learning journey. Progress through 22 structured lessons covering core derivative rules, combined techniques, advanced methods and applications. Every session helps you practise efficiently, understand your mistakes and decide what to work on next. KEY FEATURES • Progress through multiple carefully structured differentiation lessons • Practise with fresh question variations • Receive immediate feedback after every answer • Discover the misconception behind each mistake • Strengthen weak skills with targeted repair questions • Unlock new lessons by demonstrating mastery • Build XP and maintain a daily learning streak • Revisit difficult concepts through a focused review queue • Keep your learning progress stored on your device • Set optional daily practice reminders • Continue practising without an internet connection TOPICS INCLUDE • Constant, power, exponential and logarithmic derivatives • Trigonometric differentiation • Product, quotient and chain rules • Implicit differentiation • Tangents, normals and stationary points Calculus Path is designed for secondary-school, pre-university and introductory university students who want more than an answer calculator. Instead of simply showing an answer, it helps you recognise methods, diagnose mistakes and develop lasting calculus skills. Start your path and make differentiation practice part of your day! Future versions/updates with other calculus skills will be developed.
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Verdict
The clearest difference is in-app purchases: Calculus Path at none against Feynman WTF's 2. Calculus Path also leads on update cadence (daily vs weekly). On price, ads, device support and iOS requirement 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. Feynman WTF sells 2 in-app purchases, starting at $10.00 per month. Calculus Path asks for nothing beyond the download.
Feynman WTF ships an update weekly, Calculus Path daily. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | Feynman WTF | Calculus Path |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 14.0 — better |
| Further details — not scored | ||
| Size | 37 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Vrushal Kapadnis | Alaric Pow Ian-Jun |
In-app purchases
Feynman WTF
- Pro Monthly$10.001 Month
- Pro Yearly$99.991 Year
Calculus Path
No in-app purchases









