Twice As Hard Trainer vs MemDeck
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Twice As Hard Trainer
This app provides technical learning tools for close-up magicians, focusing on specific card magic plots and concepts. It offers interactive analysis and a streamlined interface for practicing complex routines.
- Virtual spectator concept
- Simon Aronson's 'Twice as Hard' Plot
- Jean-Marie Beckers's 'Inverse Influence'
- Display and whisper modes
- Quick-touch interactive analyser
- Decadic and tridecadic layouts
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Twice As Hard Trainer forms part of a comprehensive suite of apps that dedicate to technical learning tools for close-up magicians. Twice as Hard Trainer addresses those who are familiar with the concepts related to Aronson, Tamariz, Nikolas in general, and the Twice as Hard plot in specific. If you know what these names relate to, and you apply the according techniques, then this app will help you stay tuned and inspired. A radical slim design. Cycle through the logical phases of the challenges at hand. Name it the 'virtual spectator' concept. Approaches: - Simon Aronson's 'Twice as Hard' Plot and his 'Undo Influence' concept - Jean-Marie Beckers's 'Inverse Influence' Credits: - credits to Simon Aronson for both 'Twice as Hard' and 'Undo Influence'. For details refer to: Simon Aronson, Try the Impossible, Simon Aronson Productions 2001. For details about 'Undo Influence' refer to: Simon Aronson, Try the Impossible, Simon Aronson Productions 2001. - credits to Jean-Marie Beckers for the 'Inverse Influence' concept, based on his version 'draH sa eciwT'. For details about 'draH sa eciwT', and the inverse version refer to Jean-Marie Beckers, Undo Influence Generalization, 2015. - I like to thank Simon Aronson and Jean-Marie Beckers for the permission to use their ideas for this commercial app. Some Features: - Aronson, Tamariz and three user defined ones - display and whisper modes - includes the quick-touch interactive analyser visualising the solution path and allowing for self imposed problem statements. Decadic and tridecadic layouts - feedback driven development - feels almost like a true deck of cards. Practicing card magic you don't want no complicated, overloaded and distracting user interface. Less is more. - probably the most complete, and straightforward solution available. A card, a number, think, act, check, and again. Swipe, swipe, think, verify. Swipe Twice, and again. To experience the look and feel of 'Twice As Hard Trainer' load the free 'Random Input' app available by this developer. - License agreement - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ - Privacy policy - https://yeahgic.com/pge_PrivacyTwice.htm
MemDeck
Practice card memorization with this app that shuffles decks and tests your recall. Track your progress and compete globally. Adjust deck size for all skill levels.
- Card shuffling and display
- Memorization timing
- Automatic answer checking
- Results recording
- Adjustable deck size
- Global leaderboards
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This app helps you practice card memorization. MemDeck shuffles a deck of cards and shows you the order. You see the cards to memorize the order. The app records how long do you take to memorize the cards and automatically checks your answer. The results are recorded and you can check them later. MemDeck helps not only pro memory athletes but also beginners! You can reduce the number of cards and practice with a smaller size of the deck. Sign in to Apple's GameCenter to see the world ranking of 13, 26, 39, and 52 cards.
Screenshots
Verdict
The clearest difference is review sentiment: MemDeck at 100% against Twice As Hard Trainer's 0%. MemDeck also leads on price (Free vs $3.99) and rating (4.8 vs 1.0). Twice As Hard Trainer's advantage is in-app purchases (none vs 1) and ads (none vs shown). On 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
MemDeck is free to download; Twice As Hard Trainer costs $3.99 up front. MemDeck sells 1 one-off in-app purchase. Twice As Hard Trainer asks for nothing beyond the download.
MemDeck holds the better App Store score, 4.8 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 0% of Twice As Hard Trainer's written reviews are positive against 100% of MemDeck's.
Twice As Hard Trainer ships an update every 4 months, MemDeck every 6 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | Twice As Hard Trainer | MemDeck |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 1.0 (1 ratings) | 4.8 (4 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 4 months | Every 6 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Subscription | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 7 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Ralph Cos | Wataru Mera |
Customer experience
Twice As Hard Trainer
MemDeck
In-app purchases
Twice As Hard Trainer
No in-app purchases
MemDeck
- Premium$4.99
Questions
Is Twice As Hard Trainer free?
Is MemDeck free?
Which has better reviews, Twice As Hard Trainer or MemDeck?
Do Twice As Hard Trainer or MemDeck have ads?
Which is updated more often, Twice As Hard Trainer or MemDeck?
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