Comparison

Arlektra vs MemStacks

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

Head to head
About

Arlektra

This app uses augmented reality to teach electronics and circuits. Visualize complex theories, build circuits with step-by-step 3D instructions, and explore electrical parts in detail. Learn to use tools like a digital multimeter with interactive guidance.

Highlights
  • Augmented reality 3D instructions
  • Visualize electrical theories
  • Step-by-step circuit building
  • Explore electrical parts in 3D
  • Learn multimeter usage
  • Interactive troubleshooting guidance
Read full description

Arlektra teaches electronics and circuits hands-on, with real-time Augmented Reality 3D instructions and animations through your phone or tablet. Now you easily learn, build and see the world of electronics and circuits like never before! When using Arlektra's complete learning kit, or the demo Arlektra Image Target, learners will: [SEE THEORY] Arlektra will allow you to easily visualize and comprehend the most difficult electrical concepts and theories, as they come alive right before your very eyes. You'll finally understand the unseen complexities of electrical theory, with vision and insight beyond your imagination. [BUILD CIRCUITS] Using step-by-step Visual (3D), Audio and Text instructions, Arlektra will teach you to build electrical circuits, with ease. You’ll learn to build various types of circuits, while using different electrical parts to do so - all without any assistance. [EXPLORE PARTS] Arlektra will allow you to see real electrical parts in detailed 3D exploded and 360 views - while you look through your mobile device. You'll learn about their inner workings and operation, and how they connect and work together in electrical circuits. [LEARN TOOLS] Arlektra will teach you how to you use a digital multimeter in ways that have never been done before, with 3D assistance. You'll learn a multimeters functions and how to test circuits and conduct basic electrical troubleshooting procedures. Arlektra comes with everything you want and need. No other app in the universe can teach you electronics and circuits like Arlektra. It will inspire and prepare you for the future, beyond your imagination! [Requirements] 
*Camera Permissions: Needed by the Arlektra app to produce the Augmented Reality experience through your rear camera

 *Guest Menu Lessons: To use these lessons, you must first download and print the required Arlektra Image Target from: arstemlabs.com/arlektra-demo

About

MemStacks

Features
Read full description

MemStacks is a powerful yet easy-to-use flashcard app designed to help you learn anything efficiently. Create custom stacks filled with different types of cards: • AI Cards — generate complete cards using Apple Intelligence from your own prompts • Text Cards — enter your own terms and definitions • Photo Cards — pair images for visual learning • Translate Cards — type a word and get instant translations For an even faster start, create an AI Stack and let Apple Intelligence build a complete learning set around your chosen topic. Once your stack is ready, practice using smart exercise modes with random order, learning algorithms. With widgets, notifications, and a clean, focused design, MemStacks keeps you motivated to learn a little every day. Learn smarter. Remember longer. Build knowledge your way.

Screenshots

Arlektra4 screens
MemStacks4 screens

Verdict

The call

The clearest difference is in-app purchases: Arlektra at none against MemStacks's 1. MemStacks's advantage is update cadence (every 2 days vs every 6 months). 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. MemStacks sells 1 one-off in-app purchase. Arlektra asks for nothing beyond the download.

UpkeepUpdate frequency

Arlektra ships an update every 6 months, MemStacks every 2 days. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 8 level
Arlektra versus MemStacks: the parameters behind the verdict, then further details
ParameterArlektraMemStacks
PriceFreeFree
Rating2.1 (9 ratings) — better—
Positive reviews20.0% of reviews—
Number of ratings9 — better—
Update frequencyEvery 6 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS17.0 — better18.0
Further details — not scored
Size433 MB19 MB
Age rating4+4+
DeveloperAR STEM LABSDenızcan OZPINAR

In-app purchases

None

Arlektra

No in-app purchases

1 purchases

MemStacks

One-time1
  • Support the Developer$0.99

Questions

Is Arlektra free?
Arlektra is free to download, with no in-app purchases.
Is MemStacks free?
MemStacks is free to download, with in-app purchases available.
Do Arlektra or MemStacks have ads?
Neither Arlektra nor MemStacks shows ads.
Which is updated more often, Arlektra or MemStacks?
Arlektra ships an update every 6 months, and MemStacks every 2 days. Most recently, Arlektra was updated on November 2, 2026 and MemStacks on October 28, 2026.

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