Comparison

Calendar Notes Pro vs Ki

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

Head to head
About

Calendar Notes Pro

This app integrates your calendar and notes into a single, minimalist interface. View notes directly on your calendar and enjoy instant auto-save for a stress-free organization experience. It prioritizes privacy by storing all data locally on your device.

Highlights
  • Notes displayed on calendar
  • Instant auto-save
  • Minimalist design
  • Tap to write notes
  • Fully offline functionality
  • Local data storage
Features
Read full description

Tired of switching between your calendar and notes app? Calendar Notes Pro combines both into one beautifully simple experience. WHY CALENDAR NOTES PRO? - See Your Month at a Glance — Every note appears directly on your calendar. No more hunting through folders or scrolling through lists. - Instant Auto-Save — Start typing and your notes save automatically. No save buttons, no lost work, no stress. - Premium Minimalist Design — A clean, distraction-free interface in elegant black and white. No clutter, just clarity. - Tap Any Day to Write — Simply tap a date to add or edit a note. It's that easy. - Fully Offline — Your notes stay on your device. No account required, no internet needed. PERFECT FOR - Quick daily reminders - Planning your week ahead - Tracking habits and goals - Jotting down appointments - Keeping a simple daily journal PRIVACY FIRST Calendar Notes Pro stores everything locally on your device. We don't collect your data, track your habits, or require sign-ups. Your notes are yours alone. Download Calendar Notes Pro today and experience the simplest way to stay organized.

About

Ki

Capture, organize, and connect all your learning in one place. This app allows you to save notes, links, code snippets, and ideas, then link them together to build a web of knowledge. Find anything fast with full-text search and visual knowledge graphs.

Highlights
  • Capture notes, links, quotes, code snippets, and ideas
  • Organize with color-coded tags and custom topics
  • Connect notes with bidirectional linking
  • Visualize knowledge with interactive graphs
  • Full-text search and saved searches
  • Quick capture via floating button and widgets
  • Review workflow for managing notes
Features
Read full description

Ki-note is your personal knowledge base. Capture, organize, and connect everything you learn — all in one place. CAPTURE EVERYTHING • Notes, links, quotes, code snippets, ideas, and references • Quick capture with a floating + button from anywhere in the app • Save source URLs and titles for web content. You can share links from Safari to Ki-note! • Tag code snippets with their programming language (Swift, Python, JavaScript, TypeScript, Go, Rust) • You can insert notes, text, links, into Ki-notes using the Share functionality • You can insert notes using voice in the Control Center widget or using a shortcut with Siri ORGANIZE YOUR WAY • Tags — color-coded labels to categorize your notes • Topics — group related notes under a single theme with custom icons • Smart Collections — automatic filters like Inbox, Favorites, Reading Queue, Unreviewed, Quotes, Ideas, Links, Untagged, and Unlinked • Configurable Quick Access dashboard on the home screen • Pin, favorite, and archive notes • Review workflow — track notes from Inbox → Unreviewed → Reviewing → Reviewed CONNECT YOUR KNOWLEDGE • Link notes together to build a web of ideas • Bidirectional linking — see which notes link to and from each note • Interactive Knowledge Graph — visualize all your notes and their connections • Customizable graph settings for colors, forces, and display options FIND ANYTHING FAST • Full-text search across all notes • Save frequently used searches for quick access • Browse by tags and topics • Filter by note type, status, or collection BUILT FOR YOU • 100% free — no ads, no subscriptions, all features unlocked • Local-first — your data stays on your device with SwiftData • Localized in 6 languages: English, Spanish, French, German, Italian, and Portuguese • Light and dark mode with customizable themes • Optional one-time tip to support development Ki-note is designed for students, researchers, developers, writers, and anyone who wants to build a personal knowledge base that grows with them.

Screenshots

Calendar Notes Pro3 screens
Ki4 screens

Verdict

The call

The clearest difference is in-app purchases: Calendar Notes Pro at none against Ki's 1. Calendar Notes Pro also leads on iOS requirement (15.1 vs 18.6). Ki's advantage is ads (none vs shown). On price, rating, review sentiment and ratings volume 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. Ki sells 1 one-off in-app purchase. Calendar Notes Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Calendar Notes Pro against 5.0 for Ki. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Calendar Notes Pro ships an update daily, Ki every 2 days. The most recent releases landed on June 29, 2026 and September 10, 2026 respectively.

Scorecard4 real differences · 6 level
Calendar Notes Pro versus Ki: the parameters behind the verdict, then further details
ParameterCalendar Notes ProKi
PriceFreeFree
Rating5.0 (2 ratings)5.0 (2 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings22
Update frequencyDaily — betterEvery 2 days
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better18.6
Further details — not scored
Size35 MB4 MB
Age rating4+4+
DeveloperAlok HaldiyaJuan Casanueva

Customer experience

Calendar Notes Pro

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Ki

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Calendar Notes Pro

No in-app purchases

1 purchases

Ki

One-time1
  • Buy me a coffee$0.99

Questions

Is Calendar Notes Pro free?
Calendar Notes Pro is free to download, with no in-app purchases.
Is Ki free?
Ki is free to download, with in-app purchases available.
Which has better reviews, Calendar Notes Pro or Ki?
Calendar Notes Pro and Ki are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.
Do Calendar Notes Pro or Ki have ads?
Calendar Notes Pro shows ads; Ki does not.
Which is updated more often, Calendar Notes Pro or Ki?
Calendar Notes Pro ships an update daily, and Ki every 2 days. Most recently, Calendar Notes Pro was updated on June 29, 2026 and Ki on September 10, 2026.

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