Caffeinated Notes vs memory.wiki
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Caffeinated Notes
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Caffeinated Notes is a note-taking app built for speed. Capture thoughts as fast as paper, then find them faster than paper ever could with instant full-text search. SEARCH-FIRST DESIGN Start typing and results appear instantly. No folders to navigate, no tags to remember. Just type what you're looking for and it's there. Your notes are always one search away. FAST CAPTURE Tap the home screen widget to jump straight into a new note. No loading screens, no friction. Just you and your thoughts. CAPTURE FROM ANYWHERE Share text, links, or web pages from any app directly into Caffeinated Notes. Browsing an article you want to save? Share it. Found a quote you like? Share it. It becomes a note instantly. WORKS 100% OFFLINE Your notes live on your device first. No account required, no internet needed. Caffeinated Notes works anywhere: on a plane, in the subway, or off the grid. RICH TEXT EDITING - Bold, italic, headings, and lists - Checklists that sync with your To-Dos view - Code blocks with syntax highlighting - Tables, blockquotes, and dividers - Inline images and file attachments TO-DOS THAT LIVE IN YOUR NOTES Check off tasks right where you wrote them. All your open tasks appear in a unified To-Dos view. Add the To-Dos widget to your home screen to see and check off tasks at a glance. NOTEBOOKS Group related notes into notebooks, or let search do the organizing for you. SYNC ACROSS DEVICES (Optional subscription) Sign in to sync your notes across all your devices. Changes sync automatically in the background. Share notebooks with family, friends, or teammates. VERSION HISTORY Made a mistake? View and restore previous versions of any note. EXPORT & BACKUP Export individual notes as Markdown, HTML, or copy formatted text. Create full backups of all your notes anytime. PRIVACY FOCUSED Your notes stay on your device unless you choose to sync. We don't read your notes, we don't sell your data, and we never will. Terms of Use: https://caffeinatedsoftworks.com/terms/ Privacy Policy: https://caffeinatedsoftworks.com/privacy/
memory.wiki
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memory.wiki is a personal knowledge hub for the AI era โ on the web. This is the companion app that goes with you. Capture a note, a URL, a photo, or a voice memo, and it lands in your hub. Read everything you've saved on your phone. Chat with your hub, or paste its URL into Claude, ChatGPT, Gemini, or any LLMs. CAPTURE โข Write: quick markdown notes โข URL: paste any link, the server fetches it and stores a clean markdown copy โข Photo: attach images straight from camera or library โข OCR: extract text from a photo โข Voice: transcribe speech to text โข Home-screen widget: Ask, Search, Paste, or Capture in one tap READ โข Every document in your hub, sorted by date โข The same markdown rendering as memory.wiki on the web โข Group documents into Bundles by topic, project, or audience USE โข Built-in chat over your hub, answers cite the source โข Share a Bundle with any AI by pasting its URL โข memory.wiki/@yourname, one URL for your whole hub, ready to hand to Claude, ChatGPT, Gemini, or any LLMs. memory.wiki is free to use during beta. The web hub stays the source of truth โ every change syncs both ways. Privacy: notes, photos, audio, and email are tied to your account. None of it is used for tracking, advertising, or sold to third parties. See memory.wiki/privacy for details.
Screenshots
Verdict
The clearest difference is in-app purchases: memory.wiki at none against Caffeinated Notes's 8. memory.wiki also leads on update cadence (every 5 days vs every 3 weeks). Caffeinated Notes's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price and ads there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Caffeinated Notes sells 8 in-app purchases, starting at $4.99 per month. memory.wiki asks for nothing beyond the download.
Caffeinated Notes ships an update every 3 weeks, memory.wiki every 5 days. The most recent releases landed on November 5, 2026 and October 28, 2026 respectively.
| Parameter | Caffeinated Notes | memory.wiki |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 5 days โ better |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPad, iPod โ better | iPhone |
| Requires iOS | 13.0 โ better | 17.0 |
| Further details โ not scored | ||
| Size | 48 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Caffeinated Softworks LLC | Hyunsang Cho |
In-app purchases
Caffeinated Notes
- Individual Account (Monthly)$4.991 Month
- Duo Account (Monthly)$7.991 Month
- Family Account (Monthly)$17.991 Month
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- Friends & Family Account (Monthly)$19.991 Month
- Individual Account (Annual)$49.991 Year
- Duo Account (Annual)$79.991 Year
- Family Account (Annual)$149.991 Year
- Friends & Family (Annual)$199.991 Year
memory.wiki
No in-app purchases
Questions
Is Caffeinated Notes free?
Is memory.wiki free?
Do Caffeinated Notes or memory.wiki have ads?
Which is updated more often, Caffeinated Notes or memory.wiki?
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