Comparison

Zettelbox vs My Knowledge Base

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

Head to head
About

Zettelbox

Capture inspiration and organize your life with this app that integrates notes, to-dos, and scheduling. It helps transform scattered information into a structured knowledge base through smart review and related note linking. Enjoy secure local storage with optional cloud backups.

Highlights
  • Quick note capture with desktop widget
  • Intuitive tagging and nested categorization
  • Smart review to rediscover past thoughts
  • Link related notes for deeper understanding
  • Local encrypted storage
  • Cloud backup support
Features
Read full description

Unleash creativity and easily capture inspiration! Smartly integrate notes, to-dos, and schedule. Organize your life and work efficiently, ensuring you don’t miss any bursts of inspiration. In today's era of information overload, Zettelbox serves as a reliable companion, helping you capture every valuable thought amidst a sea of ideas. It's not just a tool, but a bridge that connects your inspiration with reality. Whether during a hectic workday or a quiet night, Zettelbox is always ready to record your thoughts, transforming scattered information into a well-organized knowledge treasure trove. [Main Features] Quick Capture: Wherever you are, you can use Zettelbox to jot down any information you need. Our desktop widget offers quick access and recording capabilities, ensuring no important content is missed. Flexible Management: With an intuitive tagging system, managing your notes is effortless. Nested tags allow for efficient categorization and filtering, ensuring important content is always within reach. Smart Review: Zettelbox's smart review feature helps you rediscover past thoughts and notes, connecting bits of inspiration to spark new insights. Whether you're revisiting old notes or seeking new ideas, Zettelbox is your dependable assistant. Related Notes: Zettelbox links scattered ideas, helping you build a coherent network of thoughts and enhancing the overall value of your information. The simplified linking feature makes it easy to find related content for deeper understanding and application. [Data Security and Offline Use] Your information security is paramount. Zettelbox offers local encrypted storage and supports cloud service backups, ensuring your data is always secure and accessible. More flexible data export options will be available in the future for your peace of mind. Zettelbox is the perfect tool for exploring, recording, and connecting ideas. It makes knowledge management smarter, allowing your thoughts to grow continuously through recording and reflection. Whether turning inspiration into action or weaving fragmented information into a complete knowledge network, Zettelbox will accompany you every step of the way, helping you embrace a brighter future. [Subscription Information] Unlock the full potential of Zettelbox with our PowerPack subscription. Choose between monthly or annual plans and manage your subscription with ease. Please note that all subscriptions are non-refundable, and benefits take effect immediately upon purchase. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://zettelboxapp.com/PrivacyPolicy.html

About

My Knowledge Base

Capture and organize all your ideas, facts, and details effortlessly. This app acts as a personal database, allowing you to store various types of information and retrieve it quickly with a powerful search system. Customize your data input with templates for efficient management.

Highlights
  • Capture ideas and facts
  • Store text, photos, links, sketches
  • Customizable entry templates
  • Powerful search and query system
  • Organize information efficiently
Features
Read full description

Meet My Knowledge Base: your brain’s new best friend. It’s the app that captures every brilliant idea, random fact, or fleeting detail you stumble across daily—before they slip away. Part note-taking wizard, part personal database powerhouse, it’s a memory upgrade for anyone who’s ever blanked on that one thing they swore they’d remember. Store it all in Entries—think text snippets, numbers, dates, photos, quick sketches, web links, and more. Add a label if you’re feeling fancy, and boom, it’s findable later. With Custom Entry Templates, you can slam data in fast, tailored to your style, and still dig it up effortlessly when you need it. The real magic? A slick query system that hunts down exactly what you’re after, no rummaging required. My Knowledge Base doesn’t just store your life—it hands it back to you, organized and on demand.

Screenshots

Zettelbox4 screens
My Knowledge Base4 screens

Verdict

The call

The clearest difference is rating: Zettelbox at 4.3 against My Knowledge Base's 2.0. Zettelbox also leads on review sentiment (31% vs 0%) and ratings volume (24 vs 1). On price, ads, in-app purchases and monetization model 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. Zettelbox sells 3 in-app purchases, starting at $4.99 per month and My Knowledge Base sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Zettelbox holds the better App Store score, 4.3 against 2.0. That said, the two scores are not equally well evidenced: Zettelbox has 24 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 31% of Zettelbox's written reviews are positive against 0% of My Knowledge Base's.

UpkeepUpdate frequency

Zettelbox ships an update every 2 weeks, My Knowledge Base every 5 weeks. The most recent releases landed on September 10, 2026 and September 15, 2026 respectively.

Scorecard4 real differences · 6 level
Zettelbox versus My Knowledge Base: the parameters behind the verdict, then further details
ParameterZettelboxMy Knowledge Base
PriceFreeFree
Rating4.3 (24 ratings) — better2.0 (1 ratings)
Positive reviews30.8% of reviews — better0.0% of reviews
Number of ratings24 — better1
Update frequencyEvery 2 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS16.016.0
Further details — not scored
Size117 MB8 MB
Age rating4+4+
DeveloperHong Kong Source Research Society Supply Chain LimitedWiktor Starzyk

Customer experience

Zettelbox

All ratings24 ratings
Positive79.2%
Neutral12.5%
Negative8.3%
Written reviews13 reviews
Positive30.8%
Neutral23.1%
Negative46.2%

My Knowledge Base

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

3 purchases

Zettelbox

Subscriptions2
  • Monthly Plan$4.991 Month
  • Yearly Plan$19.991 Year
One-time1
  • PowerPack Permanent$64.99
1 purchases

My Knowledge Base

One-time1
  • Unlock Unlimited Items$2.99

Questions

Is Zettelbox free?
Zettelbox is free to download, with in-app purchases available.
Is My Knowledge Base free?
My Knowledge Base is free to download, with in-app purchases available.
Which has better reviews, Zettelbox or My Knowledge Base?
Zettelbox is rated higher. Zettelbox averages 4.3 out of 5 from 24 ratings, while My Knowledge Base averages 2.0 from 1 ratings.
Do Zettelbox or My Knowledge Base have ads?
Neither Zettelbox nor My Knowledge Base shows ads.
Which is updated more often, Zettelbox or My Knowledge Base?
Zettelbox ships an update every 2 weeks, and My Knowledge Base every 5 weeks. Most recently, Zettelbox was updated on September 10, 2026 and My Knowledge Base on September 15, 2026.

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