# Chaos Control™ vs OwnNotes

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.

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.

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.

## The numbers

| Metric | Chaos Control™ | OwnNotes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (488 ratings)](https://appshunter.io/ios/app/chaos-control-gtd-task-list/id591766437/reviews)** | — |
| Number of ratings | **488** | — |
| Positive reviews | 72.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 318 MB | 12 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tarasov Mobile](https://appshunter.io/developer/547656503) | [Rajeev Kadaplackal Rajappan Pillai](https://appshunter.io/developer/6805594738) |

## What reviewers say

### Chaos Control™

[App page](https://appshunter.io/ios/app/chaos-control-gtd-task-list/id591766437)

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:** macOS Compatibility, Siri integration, Apple Watch app

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Subscription: 1 Month | $3.99 | per month |
| Premium for 1 month | $6.99 | per month |
| Premium Subscription: 1 Year | $29.00 | per year |
| Premium Subscription: 1 Year | $29.99 | per year |
| "Level Up" e-book | $2.99 | one-time |
| Premium Universal - Tier B | $10.99 | one-time |
| Chaos Control Premium | $18.99 | one-time |
| Premium Universal - Tier C | $20.99 | one-time |
| Premium Universal - Tier A | $79.99 | one-time |

**What reviewers like**

- 👍 Intuitive and easy to use
- 🚀 Streamlined organization
- 💡 Helpful Chaos Box feature
- 🚀 Seamless cross-device sync
- 👍 Clean and attractive interface

**What reviewers complain about**

- 🐛 Crashes and bugs
- 🔒 Sync and login issues
- 💰 Unexpected costs for full features
- 🤔 Lacks some basic GTD functionality

**Reported bugs**

- Tasks disappearing
- Sync failures between devices
- Frequent crashes
- Login problems

**Requested features**

- Calendar integration
- Subtasks and nested projects
- Ability to manually sort tasks
- More customization options
- Email task creation


### OwnNotes

[App page](https://appshunter.io/ios/app/ownnotes-private-ai-note/id6805594736)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OwnNotes - Remove Ad | $4.99 | one-time |


## Frequently asked 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.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*