Systematic FYI vs My Book LAB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Systematic FYI
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Review key concepts with a simple system design flashcard app for your system design interview. This app includes three sets of flashcards focused on common interview questions, patterns, and tradeoffs. It’s designed to help you build intuition for system design interviews at FAANG companies like Google, Meta, Amazon, and other top tech firms. Ideal for software engineers preparing for interviews or brushing up on architecture fundamentals. No extra features or distractions—just system design flashcard practice. Privacy Policy: https://www.systematic.fyi/privacy Terms of Service: https://www.systematic.fyi/terms
My Book LAB
This app empowers users to write, illustrate, and share their own books. It offers AI assistance for storytelling and visuals, voice input, and read-aloud features. Designed with Universal Design for Learning principles, it supports diverse learners and includes classroom and family sharing options.
- AI Story Buddy for writer's block
- AI-powered illustrations
- Voice input for story creation
- Read-aloud mode
- Classroom mode for teachers
- Publish and share books
- COPPA compliant
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Everyone has a story to tell. My Book Lab is a creative story builder that helps write, illustrate, and share your own books. Features: • AI Story Buddy helps with writer's block • AI-powered illustrations bring stories to life • Voice input — speak your story out loud • Designed to help with ADHD & dyslexia • Read-aloud mode for every page • Classroom mode for teachers • Publish and share books with family • Fun badges and rewards • COPPA compliant — no data collected from children Built with Universal Design for Learning (UDL) principles to support all young learners. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is iOS requirement: Systematic FYI at 15.1 against My Book LAB's 17.0. On price, update cadence, ads and in-app purchases 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
Both are free to download. Systematic FYI sells 1 in-app purchase, starting at $3.99 per month and My Book LAB sells 7 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.
Systematic FYI ships an update every 5 days, My Book LAB every 10 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | Systematic FYI | My Book LAB |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (4 ratings) — better |
| Number of ratings | — | 4 — better |
| Update frequency | Every 5 days — better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Subscription |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 30 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | William Prin | Damiano Canali |
In-app purchases
Systematic FYI
- Systematic Premium$3.991 Month
My Book LAB
- Family - Monthly Subscription$6.991 Month
- Teacher - Monthly Subscription$13.991 Month
- Family Plan – Annual Subscription$54.991 Year
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- Teacher - Annual Subscription$109.991 Year
- 50 Coins$0.99
- 200 Coins$2.99
- 500 Coins$4.99
Questions
Is Systematic FYI free?
Is My Book LAB free?
Do Systematic FYI or My Book LAB have ads?
Which is updated more often, Systematic FYI or My Book LAB?
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