Comparison

Chaos Control™ vs OwnNotes

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

Head to head
About

Chaos Control™

This app helps you manage goals, to-do lists, and tasks for both personal and professional life. It's based on the GTD methodology to prioritize outcomes and organize projects, tasks, and ideas efficiently. Seamless syncing across devices ensures your plans are always accessible.

Highlights
  • Goal and project management
  • GTD-inspired contexts
  • Daily planning
  • Chaos Box inbox
  • Cross-platform sync
  • Recurring tasks
Features
Read full description

Chaos Control is a personal organizer that will help you manage your goals, to-do lists and tasks in both your business and personal life. People don't usually achieve impressive results simply by being good at task management. It's the ability to set legitimate goals that makes the difference. Just write down your desired outcomes to make them real. This simple technique helps you to prioritize your goals before acting on them. Chaos Control is a task manager based on the best ideas of GTD (Getting Things Done) methodology created by David Allen. Whether you are running a business, launching an app, working on a project or simply planning your holiday trip, Chaos Control is a perfect tool to manage your goals, juggle your priorities, and organize your tasks to get things done. And the best part is, you can handle both heavyweight project planning and simple daily routine like shopping list management in one flexible app. Also, Chaos Control is available across all major mobile and desktop platforms with seamless sync. HERE IS HOW IT WORKS: 1) MANAGE YOUR PROJECTS Project is a goal combined with a set of tasks you need to complete in order to achieve it. Create as many projects as you like to write down all the desired outcomes you have 2) ORGANIZE YOUR GOALS Create unlimited number of projects and group them by category using Folders 3) USE GTD CONTEXTS Organize tasks from different projects using flexible context lists. If you are familiar with GTD you would just love this feature 4) PLAN YOUR DAY Set due dates for tasks and make plans for any particular day 5) USE CHAOS BOX Put all the incoming tasks, notes and ideas into Chaos Box in order to process them later. It works similar to GTD inbox, but you can use it as a simple to-do list 6) SYNC YOUR DATA Chaos Control works on both desktop and mobile devices. Setup an account and sync your projects across all of your devices This app is designed with creative people in mind. Designers, writers, developers, startup founders, entrepreneurs of all kinds and pretty much anyone with ideas and desire to make them happen. We combined the power of GTD with the convenient interface to help you with: • personal goal setting • task management • time management • planning your business and personal activities • building your routine • handling simple to do lists, checklists and shopping lists • catching your ideas and thoughts to process them later KEY FEATURES • Seamless cloud sync across all major mobile and desktop platforms • GTD-inspired Projects and Contexts supplemented with Folders, sub-folders and sub-contexts • Recurring tasks (daily, weekly, monthly and chosen days of the week) • Chaos Box - Inbox for your unstructured tasks, notes, memos, ideas and thoughts. Great tool for staying on track inspired by GTD ideas • Notes for tasks, projects, folders and contexts • Fast and smart search • Recurring tasks for managing activities that happen regularly • Nested folders and contexts for better projects and tasks structuring • PIN code protection: secure your data with a secure passcode • Favorite tasks, projects and contents Terms Of Use: http://chaos-control.mobi/toc.pdf Have a productive day!

About

OwnNotes

Features
Read full description

Your Offline Private AI Notebook Turn your iPhone and iPad into a private AI-powered notebook that helps you capture, organize, summarize, and improve your ideas—completely offline. No cloud. No account. No subscription. Everything runs directly on your device, so your notes stay private while you enjoy fast, intelligent AI assistance anywhere, even without an internet connection. Whether you're taking meeting notes, studying, journaling, brainstorming, writing, or organizing research, your AI assistant is always available. Key Features • 100% Offline AI – All AI processing happens on your device. No cloud processing or internet required. • Live Voice-to-Text – Capture ideas naturally with fast and accurate speech transcription. • AI Summaries – Turn long notes into concise summaries and actionable takeaways. • Rewrite with AI – Improve grammar, clarity, tone, and structure with a single tap. • Simplify Complex Information – Convert difficult topics into easy-to-understand explanations. • Brainstorm Ideas – Generate outlines, titles, creative ideas, and writing suggestions from your notes. • Biometric Lock – Protect your notes with Face ID or Touch ID for an extra layer of privacy. • Easy Sharing – Instantly share your notes and AI-generated content with Mail, Apple Notes, Reminders, Messages, and your favorite apps. • Private by Design – Your notes never leave your device. • Works Anywhere – Perfect for flights, travel, classrooms, meetings, or anywhere without internet access. Perfect For • Students • Professionals • Writers • Researchers • Journalers • Content Creators • Anyone who values privacy and offline AI. Why Choose Offline AI? Most AI note-taking apps rely on cloud services that upload your notes to remote servers and require an internet connection. This app is different. Everything runs locally on your iPhone or iPad, keeping your ideas private while delivering fast AI assistance wherever you are. Free to use with ads. Upgrade once with a one-time purchase to remove ads forever. No recurring subscription. Think Freely. Stay Private. No cloud. No internet. Just intelligent AI that keeps your ideas where they belong—on your device.

Screenshots

Chaos Control™4 screens
OwnNotes4 screens

Verdict

The call

The clearest difference is ads: Chaos Control™ at none against OwnNotes's shown. Chaos Control™ also leads on device support (4 vs 2) and iOS requirement (11.0 vs 17.6). OwnNotes's advantage is update cadence (every 3 days vs every 3 weeks). On price and in-app purchases 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. Chaos Control™ sells 9 in-app purchases, starting at $3.99 per month and OwnNotes sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Chaos Control™ ships an update every 3 weeks, OwnNotes every 3 days. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 6 level
Chaos Control™ versus OwnNotes: the parameters behind the verdict, then further details
ParameterChaos Control™OwnNotes
PriceFreeFree
Rating4.6 (488 ratings) — better—
Positive reviews72.0% of reviews—
Number of ratings488 — better—
Update frequencyEvery 3 weeksEvery 3 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad
Requires iOS11.0 — better17.6
Further details — not scored
Size318 MB12 MB
Age rating4+4+
DeveloperTarasov MobileRajeev Kadaplackal Rajappan Pillai

Bugs and requests

Chaos Control™

Reported bugs

4 issues
  • Tasks disappearing
  • Sync failures between devices
  • Frequent crashes
  • Login problems

Requested features

6 requests
  • Calendar integration
  • Subtasks and nested projects
  • Ability to manually sort tasks
  • More customization options
  • Email task creation
Show 1 more
  • Attachment support

OwnNotes

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Chaos Control™

Subscriptions4
  • Premium Subscription: 1 Month$3.991 Month
  • Premium for 1 month$6.991 Month
  • Premium Subscription: 1 Year$29.001 Year
Show 1 more
  • Premium Subscription: 1 Year$29.991 Year
One-time5
  • "Level Up" e-book$2.99
  • Premium Universal - Tier B$10.99
  • Chaos Control Premium$18.99
Show 2 more
  • Premium Universal - Tier C$20.99
  • Premium Universal - Tier A$79.99
1 purchases

OwnNotes

One-time1
  • OwnNotes - Remove Ad$4.99

Questions

Is Chaos Control™ free?
Chaos Control™ is free to download, with in-app purchases available.
Is OwnNotes free?
OwnNotes is free to download, with in-app purchases available.
Do Chaos Control™ or OwnNotes have ads?
OwnNotes shows ads; Chaos Control™ does not.
Which is updated more often, Chaos Control™ or OwnNotes?
Chaos Control™ ships an update every 3 weeks, and OwnNotes every 3 days. Most recently, Chaos Control™ was updated on October 23, 2026 and OwnNotes on October 25, 2026.

Other comparisons