Comparison

Recall vs Protocols

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

Head to head
About

Recall

This app creates a personal knowledge base by summarizing online content like videos, articles, and podcasts. It automatically categorizes and links saved summaries, aiding in content discovery and connection. It also employs spaced repetition and active recall techniques to enhance long-term knowledge retention.

Highlights
  • Summarize any online content
  • Save summaries to personal knowledge base
  • Automatic categorization of summaries
  • Automatic linking of related content
  • Spaced repetition reviews
  • Active recall testing
Features
Read full description

Every AI gives you the same answers. Recall gives you yours. Join over 500K professionals, students and lifelong learners who are saving hours and turning their knowledge into their edge. One living space for your knowledge and the AI model of your choice. Save what matters, write what you think. Over time, you curate an AI that knows what you know. SAVE, SUMMARIZE & ORGANIZE INSTANTLY Share YouTube videos, podcasts, articles, PDFs, TikToks, recipes, and more with the Recall app. We do the rest. AGENTIC AI CHAT Ask questions across your entire knowledge base, search the internet, or combine both in one conversation. Choose your AI model. Switch models mid conversation. No lock in. LISTEN MODE Turn any content into a summary you can listen to in a custom voice you create. Learn on the go, your way. AUTOMATIC ORGANIZATION See how everything you've saved connects. Your content is automatically categorized and linked, no manual filing. Explore your knowledge visually and discover relationships you didn't know existed. QUIZ & RETAIN Stop doom scrolling and start learning. Generate quizzes on any content. Challenge friends with public quizzes. Spaced repetition and active recall resurface what you've saved at optimal intervals to lock it into long-term memory. BUILT FOR POWER USERS Bulk summarize, tag, connect, and generate quizzes at scale. API and MCP access lets you connect your knowledge base to any other AI tool. CROSS-DEVICE SYNC Start on mobile, finish on desktop. Don't break your workflow.

About

Protocols

Features
Read full description

Turn science-backed health research into a daily routine you can actually follow. Protocols gives you ready-to-use protocols for sleep, circadian rhythm, light, movement, nutrition, focus, recovery and longevity — organized into one timeline on your iPhone. No more taking notes from 3-hour podcasts. No more scattered health advice. Pick a protocol, build your day, and track what you actually do. EVERY ACTION HAS A SOURCE Protocols is built around evidence, not anonymous health claims. Open any action, tip or blueprint to see its SOURCES & EVIDENCE section, including: • Publisher and publication year • Evidence tier • Original research or institutional source • Direct link to the source The library currently includes 96 open-access sources, including peer-reviewed studies and public health resources. Examples include research on caffeine and sleep, creatine, vitamin D, sleep hygiene, physical activity and circadian rhythm. 198 SCIENCE-BACKED ACTIONS Build your routine from practical actions covering: • Sleep & recovery • Circadian rhythm • Morning light • Exercise & movement • Nutrition • Focus & cognitive performance • Cold exposure • Heat & sauna • Breathing • Longevity BUILD YOUR DAILY PROTOCOL Create a timeline that fits your actual day. • Drag and reorder actions • Set times and reminders • Combine protocols into one routine • Add custom actions • See the friction and effort of your day • Check off actions as you complete them LEARN FROM WELL-KNOWN PROTOCOLS Explore routines inspired by public work and published practices associated with: • Andrew Huberman • Peter Attia • Bryan Johnson • Matthew Walker • Wim Hof • Tim Ferriss • David Goggins • Naval Ravikant • Joe Dispenza Each blueprint is presented as an organized routine rather than a replacement for professional medical advice. TRACK WHAT ACTUALLY WORKS Log your mood and energy alongside your daily actions. Over time, Protocols helps you see patterns between your routines and how you feel. VOICE & TEXT DIARY Capture an observation, idea or result in seconds. Keep your health experiments in one place instead of scattered across notes and apps. PRIVATE BY DEFAULT Protocols is local-first. • No account required • Your routine and history stay on your device • Offline-first • No cloud tracking FREE Explore the library with: • 50 actions • 25 tips • 2 blueprints • 7 days of analytics • Full source citations and bibliography PRO Unlock: • 198 actions • 100 tips • 32 blueprints • Custom actions • Widgets • Calendar sync • Mood & diary • 91-day analytics WHO IT'S FOR • People interested in evidence-based health • Biohackers and health optimizers • Athletes focused on recovery • Knowledge workers optimizing sleep and focus • Anyone interested in longevity and healthspan EDUCATIONAL, NOT MEDICAL ADVICE Protocols is an educational directory and habit-tracking tool. It does not provide medical diagnosis or treatment. Consult a qualified healthcare professional before starting fasting, cold exposure, sauna, intense exercise or other significant changes to your health routine. Privacy: https://www.protocols.monster/legal/privacy Terms: https://www.protocols.monster/legal/terms Sources: https://www.protocols.monster/legal/sources Support: https://www.protocols.monster/contact

Screenshots

Recall4 screens
Protocols4 screens

Verdict

The call

The clearest difference is in-app purchases: Recall at none against Protocols's 3. Recall also leads on ads (none vs shown) and device support (3 vs 1). Protocols's advantage is update cadence (every 4 days vs every 3 weeks). On price 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. Protocols sells 3 in-app purchases, starting at $4.99 per month. Recall asks for nothing beyond the download.

UpkeepUpdate frequency

Recall ships an update every 3 weeks, Protocols every 4 days. The most recent releases landed on October 17, 2026 and October 18, 2026 respectively.

Scorecard5 real differences · 5 level
Recall versus Protocols: the parameters behind the verdict, then further details
ParameterRecallProtocols
PriceFreeFree
Rating4.1 (67 ratings) — better—
Positive reviews53.5% of reviews—
Number of ratings67 — better—
Update frequencyEvery 3 weeksEvery 4 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.6 — better18.0
Further details — not scored
Size81 MB12 MB
Age rating4+4+
DeveloperPaul RichardsZordon Intelligence

In-app purchases

None

Recall

No in-app purchases

3 purchases

Protocols

Subscriptions2
  • PRO monthly7 Days trial$4.991 Month
  • PRO Annual (BEST VALUE)7 Days trial$29.991 Year
One-time1
  • PRO Lifetime$59.99

Questions

Is Recall free?
Recall is free to download, with no in-app purchases.
Is Protocols free?
Protocols is free to download, with in-app purchases available.
Do Recall or Protocols have ads?
Protocols shows ads; Recall does not.
Which is updated more often, Recall or Protocols?
Recall ships an update every 3 weeks, and Protocols every 4 days. Most recently, Recall was updated on October 17, 2026 and Protocols on October 18, 2026.

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