Mnemonica vs Stack Trainer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mnemonica
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Mnemonica is the training companion for magicians and mentalists who work with a memorized deck. Learn any stack — Mnemonica, Aronson, or your own custom order — and drill it until every card and position is instant recall. LEARN YOUR STACK • Study mode: flip through the deck card by card, or scan the full order at a glance • Built-in classic stacks, plus fully custom stacks you create and edit yourself • Personal mnemonics: attach your own memory hooks to every card and train them PRACTICE THAT STICKS • Card → Position and Position → Card drills, sequential or random • Next Card / Previous Card and mixed sequence drills for real-world fluency • First/Second Half training to anchor the deck's structure • Mixed Mode blends every drill — ACAAN included — to keep all skills sharp in one session • Practice any range of the deck — focus on the positions you are still learning ACAAN TRAINING • Dedicated Any Card At Any Number mode: compute the cut from any named card and number • Wrap-around handling, near-miss feedback, and a built-in explainer of the method • Timed mode to build performance-ready speed under pressure TRACK YOUR PROGRESS • Session summaries after every practice run • Statistics for accuracy, speed, streaks, and study activity over time • Mixed Mode accuracy broken down per question type, so you know which skill lags • Spot your weakest cards and positions and target them Whether you are memorizing your first stack or polishing ACAAN for the stage, Mnemonica turns dead time into deck time.
Stack Trainer
Enhance your memorized deck skills with daily practice sessions. This app offers guided learning for card sequences, detailed progress tracking, and various training modes to improve recall and fluency. It's designed for magicians to master their decks efficiently.
- Daily practice sessions
- Guided PAO learning course
- Card-to-position and position-to-card recall
- Speed and accuracy training modes
- Progress tracking with focus cards
- Support for iPhone, iPad, and Apple Watch
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Learn your memorized deck, then keep it sharp with a few minutes of practice a day. Practicing Mnemonica is free. Stack Trainer is built for magicians who use a memorized deck. Practice daily, build a streak, and see exactly which cards are slipping, so every session goes where it's needed. PRACTICE EVERY DAY - Short, focused sessions that fit into any day - Streaks, reminders and a Habit Tracker that shows every session at a glance - Awards and Personal Bests to mark your progress LEARN MNEMONICA CARD BY CARD A guided PAO course teaches each card with a vivid Person, Action and Object, then tests you both ways: card to position and position to card. A step-by-step plan takes you through all 52, followed by spaced reviews so the stack stays solid. The first 5 cards are free. Pro unlocks the full course. WAYS TO TRAIN CORE RECALL - Recall Quiz: card to position, position to card, next and previous card STACK FLUENCY - Matchup and 4 of a Kind: speed and accuracy against the clock - Stack Segments: master the deck in small groups, then expand - Grid Rebuild: put the full deck back in stack order in a grid - Fan Rebuild: put the full deck back in stack order in a card fan - Stack Trail (Pro): trace runs of cards in stack order PRACTICAL STACK WORK - ACAAN: find any card at any number - Improv (Pro): realistic cut, count and spell scenarios SEE WHAT TO WORK ON A 52-card map shows your strong and weak cards. Track accuracy, recall time and progress, and let Focus Cards bring back the cards that need more work. IPHONE, IPAD AND APPLE WATCH Train on iPhone, use the full-screen layout on iPad, and run quick recall drills on Apple Watch. Your Watch results sync with iPhone. FREE - Mnemonica practice in every mode except Improv - The first 5 cards of the PAO course - Streaks, Habit Tracker, Awards, Personal Bests and stats PRO: ONE-TIME UNLOCK - The full Mnemonica PAO course and learning plan - More stacks: Aronson, Redford, Particle System, Memorandum, Nikola Card System and Joyal - Build and train your own custom stack - Improv mode - Adaptive Focus Cards that prioritize your weakest cards - Notes and photos for each card - iCloud sync, backup and restore - Future Pro features No subscription. No ads. One purchase. Train daily. Build fluency. Know your stack.
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Verdict
The clearest difference is price: Stack Trainer at Free against Mnemonica's $6.99. Stack Trainer also leads on update cadence (every 5 days vs every 9 days). Mnemonica's advantage is in-app purchases (none vs 1). On 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
Stack Trainer is free to download; Mnemonica costs $6.99 up front. Stack Trainer sells 1 one-off in-app purchase. Mnemonica asks for nothing beyond the download.
Mnemonica ships an update every 9 days, Stack Trainer every 5 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | Mnemonica | Stack Trainer |
|---|---|---|
| Price | $6.99 | Free — better |
| Rating | — | 4.5 (8 ratings) — better |
| Positive reviews | — | 71.4% of reviews |
| Number of ratings | — | 8 — better |
| Update frequency | Every 9 days | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad | iPhone, iPad, Apple Watch — better |
| Requires iOS | 16.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 8 MB | 124 MB |
| Age rating | 4+ | 4+ |
| Developer | Javier Orbe | Wayne Borcher |
In-app purchases
Mnemonica
No in-app purchases
Stack Trainer
- Stack Trainer Pro$19.99
Questions
Is Mnemonica free?
Is Stack Trainer free?
Do Mnemonica or Stack Trainer have ads?
Which is updated more often, Mnemonica or Stack Trainer?
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