Comparison

MemDatStack vs TheStrangerX

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

Head to head
About

MemDatStack

This tool assists magicians in memorizing card stacks with customizable quizzes. It supports various popular stacks and question types, offering detailed feedback on incorrect answers to improve learning.

Highlights
  • Supports multiple popular card stacks
  • Variety of quiz settings
  • Customizable quiz questions
  • Tracks recent quiz results
  • Reviews incorrect answers
  • Audio feedback option
Features
Read full description

A highly configurable tool to help magicians trying to memorize a stack of cards. Pick from multiple commonly used stacks, indicate which cards in the stack you believe you already know, choose from a variety of quiz settings, and take quizzes to help you learn your stack. You can see your recent quiz results, and review any questions you got incorrect. Supported stacks: Mnemonica, Aragon, Aronson, Particle System, Redford, Joyal Supported questions: Card to Location, Location to Card, Card Before, Card After Quiz options: multiple choice, number of multiple choices, questions per quiz, optional time limit to answer, delay after correct/incorrect answers, audio feedback, ask more often about cards/locations you've recently gotten incorrect

About

TheStrangerX

Features
Read full description

The Stranger, reborn. Same impossible impact. Streamlined, expanded, and finally as easy as it should have been. Stranger X is a performance tool for magicians and mentalists. A spectator picks up a phone, dials a number nobody could have known, and hears a stranger tell them the thing they only just thought of. NEW IN X Conversation Recordings, made in the app. Record directly in Stranger X. No separate studio, no importing files, no workaround. The single largest ease-of-use gain in the release. The Marketplace Publish your recordings for other performers to find, and download theirs. Search by title, author, region or tag. A library that grows without you. AI transcripts Generate a transcript of any recording automatically, using your own API key. Community, from inside the app Regional groups, announcements and support without leaving Stranger X. Borrowed Phone Place the call from a spectator's own phone. EVERYTHING THE STRANGER ALWAYS DID Live Stranger Calls. A real person, on a real call, anywhere in the world. Conversation Recordings. The same impact with nobody else awake. Auto Advance and Fallback. The call cycles through your list until someone answers. Convincers. Voicemail and auto-disconnect passes that make the dial feel ordinary. Smart region awareness. Correct numbers and formats wherever you are, in thirty languages. BUILT FOR PERFORMERS Drag to reorder your Strangers. Tap one to make it default. Switch anyone off for the night. Choose your reveal mode, your call type and your convincers from a single screen, then perform. Practice and Tutorials are built in. Rehearse against a recording before you ever do it for a person, and every lesson sits one tap from the screen it explains. Seven years. Thousands of performers. Regional communities across four continents. The Stranger, reborn.

Screenshots

MemDatStack4 screens
TheStrangerX4 screens

Verdict

The call

The clearest difference is in-app purchases: MemDatStack at none against TheStrangerX's 2. TheStrangerX's advantage is update cadence (every 3 days vs every 9 days). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. TheStrangerX sells 2 one-off in-app purchases. MemDatStack asks for nothing beyond the download.

UpkeepUpdate frequency

MemDatStack ships an update every 9 days, TheStrangerX every 3 days. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.

Scorecard2 real differences · 7 level
MemDatStack versus TheStrangerX: the parameters behind the verdict, then further details
ParameterMemDatStackTheStrangerX
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 9 daysEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad — betteriPhone
Requires iOS18.618.6
Further details — not scored
Size6 MB80 MB
Age rating4+17+
DeveloperCirce Apps LLCJonathan Levit Consulting

In-app purchases

None

MemDatStack

No in-app purchases

2 purchases

TheStrangerX

One-time2
  • Borrowed Phone$99.00
  • StrangerX Full Unlock$299.00

Questions

Is MemDatStack free?
MemDatStack is free to download, with no in-app purchases.
Is TheStrangerX free?
TheStrangerX is free to download, with in-app purchases available.
Do MemDatStack or TheStrangerX have ads?
Neither MemDatStack nor TheStrangerX shows ads.
Which is updated more often, MemDatStack or TheStrangerX?
MemDatStack ships an update every 9 days, and TheStrangerX every 3 days. Most recently, MemDatStack was updated on October 5, 2026 and TheStrangerX on October 6, 2026.

Other comparisons