Comparison

Supernotes vs Card Buddy

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

Head to head
About

Supernotes

Organize your thoughts and ideas with a fast, lightweight note-taking app. Create visually rich notecards with Markdown and LaTeX support, enhanced by AI writing assistance. Build interconnected knowledge networks and share them seamlessly.

Highlights
  • Shareable Markdown notecards
  • AI writing assistance
  • Bi-directional card linking
  • 2D/3D graph visualization
  • Spaced repetition flashcards
  • Real-time collaboration
  • Offline support
Features
Read full description

Free your thoughts with Supernotes, the fast, lightweight notes app. Write beautiful notecards that are perfect for personal, work, and educational use – all your ideas, meeting, and lecture notes at your fingertips. CREATE NOTECARDS THAT POP Tired of scrolling up and down long notes? Break down your ideas with Supernotes notecards – keeping you organized. Add colors, tasks, bold, italics, lists, equations, images, code snippets, and more. Want more? Connect a bluetooth keyboard, and harness the full extent of our Markdown and LaTeX editor. POWER UP WITH AI Try our thoughtful approach to AI. We call them Superpowers that help automate arduous tasks, such as tagging your cards, as well as train you to become a better writer, highlighting grammatical errors and offering rewording suggestions. ORGANIZE YOUR KNOWLEDGE Categorize your notecards using tags, reference popular cards with card links, and pop related notecards inside a parent card to build a network of interconnected knowledge. Multi-select, and edit notes in bulk, in the Table layout. Visualize your notes in both 2D and 3D graph layouts, helping you discover existing and new connections. Build your dream Zettelkasten system. REMEMBER WHERE YOU WROTE THEM Only on Supernotes, view all your notecards on a geographic Map. Opt-in to location sharing to automatically assign locations to notes when you create them to see where you had the most inspiring ideas or the most meetings! Or manually assign locations for trips, restaurant recommendations and more. BUILT-IN SPACED REPETITION Jump into Flashcard layout to instantly learn any of your notecards. Using our FSRS algorithm, cram your notes before an exam or learn them at a relaxed pace. We will show which notecards are due at the right times so you can learn as efficiently as possible. SHARE WITH FRIENDS Stop taking screenshots of notes – just share a notecard to generate a secure link. That note will be instantly accessible to anyone (even if they don't have Supernotes)! Add friends, classmates, or teammates on Supernotes to instantly share new notecards with each other, and see each other's cursors editing in real time. ON ALL YOUR DEVICES, OFFLINE OR ONLINE Pick up where you left off with our iPhone, iPad, and Mac apps. Keep taking notes wherever you are, even if your connection drops, with seamless offline support. FEATURE COMPLETE - Universal Search & Filters - Markdown / LaTeX Editor - Bi-directional Card Links - Calendar Heatmap - Assign Dates to Notes - Four Day & Night Themes - Share to Supernotes Extension - Export to Markdown, JSON & PNG - Keyboard Shortcuts - 24/7 Customer Support FREE FOR LIGHTWEIGHT USE Discover everything Supernotes has to offer with our generous free Starter plan; explore all the features and earn 100s cards. Or upgrade to the Unlimited plan for unlimited cards, feature previews, and more. Prices may differ depending on your location, and subscriptions will be charged to your App Store payment method. Your subscription will automatically renew and you may cancel at any time. Privacy Policy: https://supernotes.app/privacy Terms & Conditions: https://supernotes.app/terms

About

Card Buddy

This app provides a digital corkboard for organizing ideas with index cards. Effortlessly arrange cards, add images, and utilize various text styles to outline stories, plot novels, or manage research. It offers a flexible and intuitive workspace for creative projects.

Highlights
  • Free-form canvas with drag-and-drop cards
  • Two-sided cards with front summary and back details
  • Image support for storyboards and mood boards
  • Multiple text styles including Markdown
  • Kanban layout for column organization
  • Syncs across Mac and iPhone
Features
Read full description

Card Buddy turns your screen into an infinite corkboard for index cards. Drag cards anywhere on the canvas and watch neighboring cards glide out of the way — outlining your story should feel as natural as moving notecards on a desk. Perfect for screenwriters, novelists, and anyone who thinks in cards. Lay out your beat sheet, rearrange plot points, and build your story one card at a time. Features: - Drag-and-drop index cards on a free-form canvas, with neighbors that move out of the way automatically - Two-sided cards — type a summary on the front, details on the back - Add images to any card for storyboards and moodboards - Three text styles: Plain, Auto-style (instant headers and subtitles), and Markdown - Kanban layout to organize cards into columns - Built for Mac and iPhone — your boards go where you do Whether you're breaking a screenplay, plotting a novel, or organizing research, Card Buddy keeps your ideas movable. Terms of use: https://www.ussherpress.com/cardbuddy/terms/ Privacy policy: https://www.ussherpress.com/cardbuddy/privacy/

Screenshots

Supernotes4 screens
Card Buddy4 screens

Verdict

The call

The clearest difference is rating: Supernotes at 4.8 against Card Buddy's 4.3. Card Buddy's advantage is monetization model (free vs freemium). On price, review sentiment, ratings volume and update cadence 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. Supernotes sells 3 in-app purchases, starting at $11.00 per month and Card Buddy sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Supernotes holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 127 and 44 respectively. Written reviews point the same way: 91% of Supernotes's written reviews are positive against 84% of Card Buddy's.

UpkeepUpdate frequency

Supernotes ships an update monthly, Card Buddy every 2 months. Both last shipped on November 3, 2026.

Scorecard2 real differences · 8 level
Supernotes versus Card Buddy: the parameters behind the verdict, then further details
ParameterSupernotesCard Buddy
PriceFreeFree
Rating4.8 (127 ratings) — better4.3 (44 ratings)
Positive reviews91.2% of reviews — better83.9% of reviews
Number of ratings127 — better44
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS15.0 — better15.6
Further details — not scored
Size106 MB8 MB
Age rating4+4+
DeveloperSupernotesAllen Ussher

Customer experience

Supernotes

All ratings122 ratings
Positive95.9%
Neutral0.8%
Negative3.3%
Written reviews57 reviews
Positive91.2%
Neutral1.8%
Negative7.0%

Card Buddy

All ratings44 ratings
Positive81.8%
Neutral6.8%
Negative11.4%
Written reviews56 reviews
Positive83.9%
Neutral3.6%
Negative12.5%

User reviews

Supernotes

From 127 App Store ratings

What we love

  • ✨ Beautiful design and UI
  • 🚀 Fast and efficient
  • 👍 Easy to use and intuitive
  • 🧠 Powerful organization system
  • 💡 Unique card-based concept

Room to improve

  • 🤔 Learning curve for some
  • ⚠️ Limited initial note space
  • 🎛️ Lacks advanced features for some users
  • 📱 No iOS widgets
  • 🔄 Cumbersome tagging for some

Card Buddy

From 44 App Store ratings

What we love

  • 👍 Simple and intuitive interface
  • 💡 Perfect for writing and plotting
  • ✨ Localized files, not cloud-based
  • 🖼️ Ability to add images to cards
  • 🚀 Efficient and well-thought-out design

Room to improve

  • 🐛 Needs Apple Pencil support
  • 🐛 Trial mode doesn't allow saving
  • 🐛 Limited text formatting options
  • 🐛 Images don't display adequately
  • 🐛 Cards are too small

Bugs and requests

Supernotes

Reported bugs

2 issues
  • Blank white screen on app/web browser
  • App doesn't work on iOS 15.4.1

Requested features

6 requests
  • iOS widgets for home and lock screens
  • Alert for note space limit and prompt to edit/continue as journal entry
  • Better image and video viewing
  • Control center button
  • Split screen functionality
Show 1 more
  • Ability to create groups or collections of notes

Card Buddy

Reported bugs

3 issues
  • Trial mode does not allow saving
  • Images not displaying adequately
  • Double-tap zoom out feature interrupts text selection

Requested features

19 requests
  • Tagging individual cards
  • Apple Pencil support
  • More keyboard shortcuts
  • Support for multiple canvases within a single document
  • More customized options for text formatting, fonts, and colors
Show 14 more
  • Auto update to cloud option
  • Form of auto version number on save
  • Dropping small video clips
  • Templates
  • Fit to window view
  • Grab function for moving the board
  • Linking notes
  • Basic formatting (Bold, Italics, underline, highlight, color)
  • Share outline with others for editing
  • iPhone version
  • Duplicating boards
  • Duplicating cards
  • Disabling double-tap zoom out feature or making it customizable
  • Adding back previous document type options (Storyboard, Kanban, etc.)

In-app purchases

3 purchases

Supernotes

Subscriptions3
  • Supernotes Unlimited (1 Month)$11.001 Month
  • Supernotes Unlimited (Promo)7 Days trial$69.001 Year
  • Supernotes Unlimited (1 Year)$99.001 Year
1 purchases

Card Buddy

One-time1
  • Non-expiring License$19.99

Questions

Is Supernotes free?
Supernotes is free to download, with in-app purchases available.
Is Card Buddy free?
Card Buddy is free to download, with in-app purchases available.
Which has better reviews, Supernotes or Card Buddy?
Supernotes is rated higher. Supernotes averages 4.8 out of 5 from 127 ratings, while Card Buddy averages 4.3 from 44 ratings.
Do Supernotes or Card Buddy have ads?
Neither Supernotes nor Card Buddy shows ads.
Which is updated more often, Supernotes or Card Buddy?
Supernotes ships an update monthly, and Card Buddy every 2 months. Most recently, Supernotes was updated on November 3, 2026 and Card Buddy on November 3, 2026.

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