Nugget vs Cognify
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nugget
Master key ideas from top books through short, game-based learning sessions. This app uses active retrieval and spaced repetition to help you retain knowledge and apply it to your life. Track your progress with streaks and XP, and turn concepts into real-world actions.
- Short, game-based learning sessions
- Active retrieval and spaced repetition
- 60+ areas of personal growth
- Interactive game mechanics
- Apply-It follow-ups for real-life action
- Progress tracking with streaks and XP
- Source citations for concepts
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Nuggets is personal growth the way Duolingo is language learning — short, addictive, game-based sessions that make the best ideas from the world's best books actually stick. No 300-page slog. No passive summaries you forget by lunch. You learn an idea, prove you know it, then prove it again three days later. HOW IT WORKS Pick an area of life you want to improve — Communication, Confidence, Leadership, Money, Habits, Focus, and 50+ more. Each area is a curated library of concepts pulled from the canonical books in that domain. Communication alone synthesizes 20+ books — Crucial Conversations, Never Split the Difference, Nonviolent Communication, Radical Candor, Influence — deduplicated into one clean learning path. You get the cross-book wisdom no single book delivers. Every concept is taught in one 5-minute session: • Learn it — a clear explanation and a real-world example • Play it — three different game mechanics test the idea from three angles, so you actually remember it instead of pattern-matching one quiz • Apply it — commit to where you'll use it this week. Two days later, we check in: "You said you'd try this. How did it go?" WHY IT WORKS WHEN BOOKS DON'T Reading is passive. Memory needs active retrieval and spaced repetition — the same cognitive science behind every language app that ever changed your habits. Nuggets schedules each idea to resurface right before you'd forget it, across every area you're learning, in one unified review queue. You don't just feel like you learned something. You keep it. WHAT YOU GET • 60+ areas of growth — Mindset, Resilience, Productivity, Relationships, Better Sleep, Entrepreneurship, Meditation, and more • Hundreds of concepts, difficulty-ordered from Beginner to Advanced • Interactive game mechanics — not flashcards, not summaries • Spaced repetition that spans every area you touch • Streaks, XP, and progress rings that make showing up the easy part • Apply-It follow-ups that turn ideas into real-life action • Source citations on every concept, so you always know where the idea came from Built for the person with 30 books on their to-read list and five free minutes between meetings. Learn on the train. Learn in line. Learn instead of doomscrolling. Pick an area. Master its best ideas. Become a little more dangerous every day. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Cognify
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Cognify is a calm five-minute daily workout for your mental math and memory. Six quick exercises, one short session a day, and a clear picture of your progress over time. Built for focus, not for endless games. WHAT YOU TRAIN - Speed Arithmetic for fast calculation - Number Memory and Grid Memory for short-term recall - Word Recall for verbal memory - Schulte Table and Color Match for attention and focus THE 60-DAY COURSE A structured path of one short session per day. Days 1 to 7 are free, so you can build the habit before deciding. Finish the course to unlock Endless mode. SEE YOURSELF IMPROVE Every session gives you an activity score and a playful brain-age estimate from your speed and accuracy, charted day by day. Keep a daily streak going to stay consistent. SIMPLE BY DESIGN No accounts, no ads, no clutter. Works on iPhone and iPad, in light and dark, fully in English, Russian, German, French and Spanish. Cognify Plus unlocks the full 60-day course, Endless mode and your complete history. Monthly or annual, with a 7-day free trial on the annual plan. Subscriptions renew automatically until cancelled; manage or cancel anytime in Settings. Terms of Use: https://github.com/spiroba/Memorywork/blob/main/terms-of-use.md Privacy Policy: https://github.com/spiroba/Memorywork/blob/main/privacy-policy.md
Screenshots
Verdict
Nugget and Cognify are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Nugget sells 3 in-app purchases, starting at $3.99 per 7 days and Cognify sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | Nugget | Cognify |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (44 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 44 — better | — |
| Update frequency | Every 10 days | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 62 MB | 7 MB |
| Age rating | 17+ | 4+ |
| Developer | EDGE APPS PTE. LTD. | Boris Spiro |
In-app purchases
Nugget
- Nugget Pro Weekly7 Days trial$3.997 Days
- Nugget Pro Monthly7 Days trial$9.991 Month
- Nugget Pro Annual7 Days trial$59.991 Year
Cognify
- Monthly7 Days trial$6.991 Month
- Annual7 Days trial$29.991 Year









