Comparison

ember. vs Ki

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

Head to head
About

ember.

Features
Read full description

Ember is a habit tracker that doesn't judge you. No daily goals. No guilt when you miss a day. Just a simple question: did you show up? Track your activities—workouts, water, reading, meditation, whatever matters to you. Watch your heat map fill with glowing embers as you build consistency over time. JUST SHOW UP Most habit apps punish you for missing goals. Ember celebrates every time you show up. Drank 2 glasses of water instead of 10? Still counts. Did a 5-minute workout? That's a win. Every small spark adds up. BEAUTIFUL HEAT MAPS See your consistency come alive in stunning visual heat maps. The more you show up, the brighter your map glows. Track by week, month, or see your entire year at a glance. INSIGHTS WITHOUT JUDGMENT See where you've been showing up the most. No percentages telling you that you failed—just a simple view of your effort, your way. MAKE IT YOURS Choose from 20 beautiful color themes. Track as many activities as you want. Log simple yes/no completions or measured quantities—your choice. WHY EMBER? - No goals to fail - No streaks to break - No guilt, ever - Just show up and watch your progress glow Small sparks make everlasting flames. --- Download Ember and start showing up for yourself.

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

ember.4 screens
Ki4 screens

Verdict

The call

The clearest difference is in-app purchases: ember. at none against Ki's 1. ember. also leads on iOS requirement (15.0 vs 18.6). Ki's advantage is update cadence (every 2 days vs monthly). 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. ember. asks for nothing beyond the download.

UpkeepUpdate frequency

ember. ships an update monthly, Ki every 2 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
ember. versus Ki: the parameters behind the verdict, then further details
Parameterember.Ki
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—2 — better
Update frequencyMonthlyEvery 2 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 — better18.6
Further details — not scored
Size62 MB4 MB
Age rating12+4+
DeveloperLazar RisticJuan Casanueva

In-app purchases

None

ember.

No in-app purchases

1 purchases

Ki

One-time1
  • Buy me a coffee$0.99

Questions

Is ember. free?
ember. is free to download, with no in-app purchases.
Is Ki free?
Ki is free to download, with in-app purchases available.
Do ember. or Ki have ads?
Neither ember. nor Ki shows ads.
Which is updated more often, ember. or Ki?
ember. ships an update monthly, and Ki every 2 days. Most recently, ember. was updated on October 28, 2026 and Ki on October 24, 2026.

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