Comparison

FlashStacks vs LearnAlert

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

Head to head
About

FlashStacks

Transform study materials into interactive Home Screen widgets. AI generates flashcards from PDFs, and spaced repetition optimizes learning. Visualize concepts with image occlusion and track progress with detailed stats.

Highlights
  • Home and Lock Screen widgets
  • AI-powered PDF to flashcard generation
  • Spaced repetition learning
  • Image occlusion cards
  • Progress tracking and stats
  • Customizable widget themes
Features
Read full description

Your flashcards, on your Home Screen. FlashStacks turns your study cards into beautiful Home Screen and Lock Screen widgets. Glance at a question between classes. Tap to reveal the answer. Move to the next card — all without opening the app. Learning fits into the moments already filling your day. Always visible, always ready Your stacks live as widgets that rotate automatically throughout the day. Every time you check your phone, there's something new to learn. Tap to reveal, tap to advance. AI-powered deck generation Upload any PDF — lecture notes, textbook chapters, study guides — and AI instantly creates a complete flashcard deck. Choose high-yield mode for exam prep or comprehensive for full coverage. Every card is widget-ready from the start. Spaced repetition that works FlashStacks uses the same proven science behind Anki. Cards you struggle with come back sooner. Cards you've mastered fade into the background. Study smarter, not longer. Image occlusion cards Add any image — diagrams, anatomy, maps — and draw boxes over areas to hide. Tap to reveal what's underneath. Perfect for visual subjects. Beautiful by design Every stack gets its own colour palette — soft pastels or bold modern tones. Widgets match your stack's colours. Dark mode uses pure OLED black. Track your progress Per-stack stats show mastery level, difficulty breakdown, and 14-day activity. Build a streak. Hit your daily goal. FlashStacks Premium Create unlimited stacks, generate decks from PDF with AI, add image occlusion cards, and study from your Lock Screen. Monthly and annual plans available. 3-day free trial included with annual. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

LearnAlert

Transform your notifications into interactive flashcards for efficient learning. Create custom study decks, schedule alerts, and practice quizzes directly from your notifications without needing to open the app.

Highlights
  • Study from notifications
  • AI-powered flashcard generation
  • Multiple quiz formats
  • Customizable study schedules
  • Organized deck library
  • Progress tracking
Features
Read full description

Your notifications. Now flashcards. LearnAlert brings studying into the small moments of your day. Create a deck, schedule your alerts, and answer interactive flashcard quizzes right from your notifications—without opening the app. STUDY ON YOUR SCHEDULE Choose the deck you want to practice and set up study alerts that fit your routine. Make a little time for learning between classes, during breaks, or whenever works for you. TURN NOTES INTO DECKS WITH AI Upload your study material and let AI help turn it into flashcards. Review the generated cards, edit the details, or use chat to refine the wording, difficulty, and focus. PRACTICE IN DIFFERENT WAYS Go beyond flipping cards with multiple-choice questions, matching pairs, and tap-to-reveal flashcards. KEEP YOUR STUDYING ORGANIZED Build a library of decks for your classes, languages, and interests. Keep your material together and track your progress as you practice. From Spanish vocabulary to your next exam, LearnAlert helps you make everyday moments part of your study routine.

Screenshots

FlashStacks4 screens
LearnAlert4 screens

Verdict

The call

The clearest difference is in-app purchases: LearnAlert at none against FlashStacks's 3. LearnAlert also leads on rating (5.0 vs 4.6). FlashStacks's advantage is ratings volume (8 vs 1) and iOS requirement (17.6 vs 26.2). On price, ads and device support 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. FlashStacks sells 3 in-app purchases, starting at $4.99 per month. LearnAlert asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

LearnAlert holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: FlashStacks has 8 ratings behind it against 1, so its average is the more settled of the two.

Scorecard5 real differences · 5 level
FlashStacks versus LearnAlert: the parameters behind the verdict, then further details
ParameterFlashStacksLearnAlert
PriceFreeFree
Rating4.6 (8 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings8 — better1
Update frequencyWeekly—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhoneiPhone, iPad — better
Requires iOS17.6 — better26.2
Further details — not scored
Size10 MB70 MB
Age rating4+4+
DeveloperBailey SkewesBlake Miller

Customer experience

FlashStacks

All ratings8 ratings
Positive87.5%
Neutral0.0%
Negative12.5%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

LearnAlert

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

FlashStacks

Subscriptions3
  • FlashStacks Premium — Monthly$4.991 Month
  • Premium Special Offer$24.991 Year
  • FlashStacks Premium — Annual1 Month trial$39.991 Year
None

LearnAlert

No in-app purchases

Questions

Is FlashStacks free?
FlashStacks is free to download, with in-app purchases available.
Is LearnAlert free?
LearnAlert is free to download, with no in-app purchases.
Which has better reviews, FlashStacks or LearnAlert?
LearnAlert is rated higher. FlashStacks averages 4.6 out of 5 from 8 ratings, while LearnAlert averages 5.0 from 1 ratings.
Do FlashStacks or LearnAlert have ads?
Neither FlashStacks nor LearnAlert shows ads.

Other comparisons