Comparison

Ki vs Questmarker

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

Questmarker

Features
Read full description

Turn everyday tasks into missions worth completing. Questmarker is a focused to-do and task manager with three distinct interfaces built on one shared task system. Switch styles whenever you want—your tasks, due dates, notes and completion state stay exactly where they belong. CHOOSE YOUR INTERFACE • Cybershock — plan from a neon date-based command board • Helljumpers — track missions across an orbital operations table • Nukeboy — manage your list through a focused retro terminal BUILT FOR GETTING THINGS DONE • Create, edit, complete, delete and restore tasks • Add notes, priorities, due dates and optional reminders • See overdue, today and upcoming work clearly • Complete tasks in one tap with distinct visual feedback • Import selected Apple Reminders only when you choose • Switch interfaces without duplicating or losing anything • Keep your task data local, without an account, ads or analytics FREE CORE. OPTIONAL PRO. Task management, all three launch interfaces and Apple Reminders import are free. A one-time Questmarker Pro purchase unlocks Home Screen widgets and widget actions. No account. No ads. No subscription. Just a practical task manager that makes finishing work feel better.

Screenshots

Ki4 screens
Questmarker4 screens

Verdict

The call

The clearest difference is update cadence: Ki at every 2 days against Questmarker's every 2 weeks. On price, ads, in-app purchases 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 and Questmarker sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Ki ships an update every 2 days, Questmarker every 2 weeks. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.

Scorecard1 real difference · 9 level
Ki versus Questmarker: the parameters behind the verdict, then further details
ParameterKiQuestmarker
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 2 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPad — betteriPhone
Requires iOS18.617.0 — better
Further details — not scored
Size4 MB7 MB
Age rating4+4+
DeveloperJuan CasanuevaANDREAS STEINER

In-app purchases

1 purchases

Ki

One-time1
  • Buy me a coffee$0.99
1 purchases

Questmarker

One-time1
  • QuestMarker Pro$4.99

Questions

Is Ki free?
Ki is free to download, with in-app purchases available.
Is Questmarker free?
Questmarker is free to download, with in-app purchases available.
Do Ki or Questmarker have ads?
Neither Ki nor Questmarker shows ads.
Which is updated more often, Ki or Questmarker?
Ki ships an update every 2 days, and Questmarker every 2 weeks. Most recently, Ki was updated on September 10, 2026 and Questmarker on September 17, 2026.

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