# Nautilus vs CollaNote

Nautilus and CollaNote both sit at 4.6 stars, but that hides the real split: 74% of CollaNote's written reviews are positive against 48% of Nautilus's. CollaNote also leads on monetization model (free vs freemium) and update cadence (every 6 days vs fortnightly). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Nautilus sells 3 in-app purchases, starting at $3.99 per month and CollaNote sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Nautilus against 4.7 for CollaNote. Both are backed by a comparable volume of ratings — 3.2K and 15K respectively. Written reviews are what separate them: 48% of Nautilus's written reviews are positive against 74% of CollaNote's.

Nautilus ships an update fortnightly, CollaNote every 6 days. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Nautilus | CollaNote |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (3.2K ratings)](https://appshunter.io/ios/app/nautilus-web-word-annotate/id1422480068/reviews) | **[4.7 (15K ratings)](https://appshunter.io/ios/app/collanote-notes-and-pdf-markup/id1540956268/reviews)** |
| Number of ratings | 3.2K | **15K** |
| Positive reviews | 48.3% of reviews | **73.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 6 days** |
| Monetization | Freemium | **Free** |
| Size | 502 MB | 229 MB |
| Requires iOS | 26.0 | **18.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Kairoos Solutions SL](https://appshunter.io/developer/978066434) | [Zauberberg Lab Company Limited](https://appshunter.io/developer/1693142923) |

## What reviewers say

### Nautilus

[App page](https://appshunter.io/ios/app/nautilus-web-word-annotate/id1422480068)

This app is a research-focused web browser and writing tool for iPad and iPhone. It allows users to read, annotate web pages and PDFs, and use AI for summarization and content generation. The app also supports document creation and organization, syncing across cloud services.

**Highlights:** Web browsing with research tools, AI-powered page summarization and translation, Direct annotation on web pages and PDFs, Export markup as PDF, Word, or Markdown, Integrated document drafting and organization, Cloud syncing with Dropbox, Google Drive, and iCloud, Lecture and interview recording with transcripts

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nautilus Unlock All and AI | $3.99 | per month |
| Nautilus Unlock All and AI | $14.99 | per year |
| Nautilus Pro Lifetime | $14.99 | one-time |

**What reviewers like**

- 🚀 Excellent note-taking app
- 📁 Great folder organization
- 🎨 Customizable notebook covers
- 🔍 Useful PDF annotation tools
- 🤖 Impressive AI capabilities

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔄 Sync and file transfer issues
- 🕰️ Slow performance and lag
- 🔒 Poor customer support
- 💰 Misleading upgrade pricing

**Reported bugs**

- Notes randomly disappearing
- Formatting issues with text and images
- Unreliable audio recording and playback
- Compatibility problems with newer iOS versions
- Inability to transfer files between free and pro versions

**Requested features**

- Handwriting recognition
- Improved eraser and shape tools
- Customizable keyboard and toolbar
- Better integration with cloud storage
- Ability to rotate and resize images


### CollaNote

[App page](https://appshunter.io/ios/app/collanote-notes-and-pdf-markup/id1540956268)

This powerful note-taking app offers a rich set of tools for writing, PDF markup, and digital planning. Enhance your notes with over 25 pens, handwriting stabilization, and AI assistance. Collaborate in real-time and organize your work with unlimited papers and notebooks.

**Highlights:** 25+ pens and brushes, Handwriting stabilizer, PDF import and markup, Flashcard creation, Real-time collaboration, AI-powered tools, Unlimited papers and notebooks

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium Loyal Users | $6.95 | one-time |
| Premium: Time Limited Sale | $6.95 | one-time |
| Lifetime Premium Welcome Offer | $9.69 | one-time |
| Lifetime Premium | $13.90 | one-time |

**What reviewers like**

- 🚀 Very good writing app
- 🚀 Great app and easy to navigate
- 🚀 Excellent note taking app
- 👍 Amazing free note taking app
- 👍 Fantastic for teaching

**What reviewers complain about**

- 🐛 Glitching, crashing, and issues with writing tools
- 🐛 Inconsistent performance and bugs
- 🐛 Issues with PDF annotations and exports
- 🐛 Problems with organization and navigation
- 🐛 Frequent crashes and data loss

**Reported bugs**

- Pen and eraser issues after updates
- Freezing and crashing when deleting or moving notes
- Inconsistent behavior of favorite pen settings
- Incompatibility with older devices
- Login screen freezes

**Requested features**

- Add landscape mode support
- Improve text editing and formatting
- Enhance organization with nested folders
- Implement better backup and sync options
- Add more pen/pencil customization


## Frequently asked questions

### Is Nautilus free?

Nautilus is free to download, with in-app purchases available.

### Is CollaNote free?

CollaNote is free to download, with in-app purchases available.

### Which has better reviews, Nautilus or CollaNote?

CollaNote is rated higher. Nautilus averages 4.6 out of 5 from 3.2K ratings, while CollaNote averages 4.7 from 15K ratings.

### Do Nautilus or CollaNote have ads?

Neither Nautilus nor CollaNote shows ads.

### Which is updated more often, Nautilus or CollaNote?

Nautilus ships an update fortnightly, and CollaNote every 6 days. Most recently, Nautilus was updated on November 6, 2026 and CollaNote on November 8, 2026.

---

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