Comparison

Ki vs noteriv

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

Head to head
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.

About

noteriv

Features
Read full description

Noteriv is a powerful, open-source markdown note-taking app built for writers, developers, and anyone who thinks in plain text. Your notes are plain markdown files — no proprietary format, no lock-in. Open them in any editor, anywhere. EDITOR • Live markdown preview, source mode, and read-only mode • Formatting toolbar — bold, italic, headings, links, lists, code, tables • Auto-save with configurable intervals • Full markdown support: task lists, tables, fenced code blocks with syntax highlighting, LaTeX math, Mermaid diagrams, callouts, footnotes, and more KNOWLEDGE MANAGEMENT • Wiki-links — link notes with [[note name]], supports aliases and heading links • Backlinks panel — see every note that links to the current file • Hierarchical tags with #tag and #parent/child syntax • Vaults — multiple vaults for different projects • Folders, bookmarks, quick open, full-text search, daily notes ADVANCED FEATURES • Templates with variables (date, time, title) • Frontmatter/YAML metadata editor • Note composer — merge or split notes • File recovery with automatic snapshots • Flashcard review with spaced repetition (SM-2) • Dataview queries — query your vault like a database • Table of contents generation SYNC • GitHub sync — push and pull notes to any GitHub repository • Auto-sync every 5 seconds with background sync PRIVACY • All data stored locally on your device • No accounts required, no telemetry, no tracking • Optional GitHub sync — you control your data

Screenshots

Ki4 screens
noteriv4 screens

Verdict

The call

The clearest difference is in-app purchases: noteriv at none against Ki's 1. noteriv also leads on iOS requirement (15.1 vs 18.6). 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. Ki sells 1 one-off in-app purchase. noteriv asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Ki versus noteriv: the parameters behind the verdict, then further details
ParameterKinoteriv
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 2 days—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.615.1 — better
Further details — not scored
Size4 MB33 MB
Age rating4+4+
DeveloperJuan CasanuevaIronStack LLC

In-app purchases

1 purchases

Ki

One-time1
  • Buy me a coffee$0.99
None

noteriv

No in-app purchases

Questions

Is Ki free?
Ki is free to download, with in-app purchases available.
Is noteriv free?
noteriv is free to download, with no in-app purchases.
Do Ki or noteriv have ads?
Neither Ki nor noteriv shows ads.

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