Comparison

Notefuel vs Study Sets

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

Head to head
About

Notefuel

This app helps you learn more effectively by turning your notes into flashcards and using spaced repetition for optimal review. It supports various learning materials and offers features like OCR scanning and Kindle highlight import.

Highlights
  • Turn notes into flashcards
  • Spaced repetition review reminders
  • Text scanner with OCR
  • Import Kindle highlights
  • Offline note-taking
  • Cross-device sync
  • Share notes
Features
Read full description

Notefuel is a note-taking app specifically for learning. Powerful, yet easy-to-use, Notefuel helps you take notes you'll actually review & remember. Notefuel is perfect for taking notes on books, lectures, videos, and podcasts, and builds on research-backed learning techniques like spaced repetition and the Cornell note-taking method. Some notable features: • lets you turn your notes into flashcards by adding questions or having Notefuel’s artificial intelligence create flashcards for you • sends you reminders to review notes precisely when it’s optimal for efficient information retention, making it easy to benefit from “spaced repetition” • a built-in text scanner, which lets you use state-of-the-art, instant optical character recognition (OCR) to input highlights from physical books • easy import of Amazon Kindle highlights & notes, empowering you to actually re-engage with and learn from your Kindle data • works offline so you can take notes on an airplane, train, or any other place with limited connectivity • syncs across devices • share notes with classmates & colleagues simply by sending them a link • doesn’t require sign-in • freely export your notes so you’re never locked in --- Subscription info: Notefuel Regular is the default plan, and offers access to all of Notefuel’s core features. Notefuel Premium is the subscription service and costs $12.99 / month or $94.99 / year. Premium unlocks real-time, cross-device sync and unlimited text scans and notes. Subscription details: Payment will be charged to your iTunes account. Your subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current subscription period. Your account will be charged for renewal within 24-hours priorto the end of the current subscription period. Automatic renewals will cost the same price you were originally charged for the subscription. You can turn off auto-renewal at any time by going to your Account Settings on the App Store after purchase. --- Privacy Policy: https://notefuel.com/privacy Terms of Service: https://notefuel.com/terms

About

Study Sets

Create and learn from digital flashcards with multiple study modes, image support, and multi-device sync. Organize your learning materials with tags and access them offline. Share your study sets with others.

Highlights
  • Create unlimited study sets and decks
  • Multiple interactive study modes (Flashcards, Multiple Choice, Matching)
  • Image support for cards
  • Multi-device sync via iCloud
  • Offline access
  • Widgets and Siri Shortcuts
Features
Read full description

School is hard enough. Let's make studying easier. Study Sets is the simplest app for creating and learning study cards. With three different ways to study, picture support, multi-device sync, widgets, tagging, and Apple Music integration, studying has never been easier. HOW IT WORKS Create study sets to organize your materials, add decks of flashcards, and start learning with multiple interactive study modes. Each card supports text and images on both sides, making it perfect for visual learners. STUDY MODES • Flashcards - Swipe through your cards with intuitive gestures. Track your progress with built-in scoring and timing. • Multiple Choice - Test yourself with automatically generated questions based on your flashcards. • Matching - Challenge yourself with a fun matching game that pairs terms with definitions. POWERFUL ORGANIZATION • Create unlimited study sets and decks • Add custom tags to organize cards across decks • Mark favorites for quick access • Search across all your materials LEARN YOUR WAY • Add images to both sides of your cards • Play music from your library while studying • Use widgets for quick study sessions • Access via Siri Shortcuts DESIGNED FOR ALL DEVICES • Beautiful interface optimized for iPhone and iPad • iCloud Sync across all your devices • Offline access to study anywhere • Home screen widgets for quick access SHARE & COLLABORATE • Import and export flashcard files • Share your study sets with classmates • Back up your materials easily SIMPLE PRICING Being subscription based, you won't ever be upsold to purchase new features. All features are free with the only exception being that you're limited to creating 50 cards. Privacy Policy: https://www.rspoon3.com/study-sets/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

Screenshots

Notefuel4 screens
Study Sets4 screens

Verdict

The call

The clearest difference is rating: Study Sets at 5.0 against Notefuel's 4.7. Notefuel's advantage is ratings volume (311 vs 13) and iOS requirement (12.0 vs 17.0). On price, review sentiment, update cadence and ads 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. Notefuel sells 2 in-app purchases, starting at $15.95 per month and Study Sets sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Study Sets holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Notefuel has 311 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 87% of Notefuel's written reviews are positive against 91% of Study Sets's.

UpkeepUpdate frequency

Notefuel ships an update monthly, Study Sets every 4 weeks. The most recent releases landed on September 28, 2026 and September 8, 2026 respectively.

Scorecard3 real differences · 7 level
Notefuel versus Study Sets: the parameters behind the verdict, then further details
ParameterNotefuelStudy Sets
PriceFreeFree
Rating4.7 (311 ratings)5.0 (13 ratings) — better
Positive reviews87.0% of reviews90.9% of reviews — better
Number of ratings311 — better13
Update frequencyMonthlyEvery 4 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better17.0
Further details — not scored
Size114 MB21 MB
Age rating4+4+
DeveloperBoiled OceanRichard Witherspoon

Customer experience

Notefuel

All ratings311 ratings
Positive93.6%
Neutral3.2%
Negative3.2%
Written reviews46 reviews
Positive87.0%
Neutral6.5%
Negative6.5%

Study Sets

All ratings13 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews11 reviews
Positive90.9%
Neutral9.1%
Negative0.0%

Bugs and requests

Notefuel

Reported bugs

5 issues
  • Scan note feature not working
  • App freezes when going to settings
  • Notes lost after phone switch
  • Notes disappear mysteriously
  • Glitchy performance

Requested features

7 requests
  • Center align answers
  • Remove "question" from playback
  • Ability to underline multiple phrases
  • One-time fee option
  • Copy and paste images directly
Show 2 more
  • Support multimedia attachments
  • Ability to add multiple questions to notecards

Study Sets

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Notefuel

Subscriptions2
  • Notefuel Premium7 Days trial$15.951 Month
  • Notefuel Premium7 Days trial$129.991 Year
3 purchases

Study Sets

Subscriptions3
  • Monthly Subscription$0.991 Month
  • Weekly Subscription3 Days trial$2.997 Days
  • Annual Subscription$9.991 Year

Questions

Is Notefuel free?
Notefuel is free to download, with in-app purchases available.
Is Study Sets free?
Study Sets is free to download, with in-app purchases available.
Which has better reviews, Notefuel or Study Sets?
Study Sets is rated higher. Notefuel averages 4.7 out of 5 from 311 ratings, while Study Sets averages 5.0 from 13 ratings.
Do Notefuel or Study Sets have ads?
Neither Notefuel nor Study Sets shows ads.
Which is updated more often, Notefuel or Study Sets?
Notefuel ships an update monthly, and Study Sets every 4 weeks. Most recently, Notefuel was updated on September 28, 2026 and Study Sets on September 8, 2026.

Other comparisons