# Doodle notes and write ideas vs trackNkey

The clearest difference is in-app purchases: trackNkey at none against Doodle notes and write ideas's 4. trackNkey also leads on ads (none vs shown). Doodle notes and write ideas's advantage is update cadence (every 3 months vs every 15 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Doodle notes and write ideas sells 4 in-app purchases, starting at $7.99 per 7 days. trackNkey asks for nothing beyond the download.

Doodle notes and write ideas ships an update every 3 months, trackNkey every 15 months. The most recent releases landed on September 21, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Doodle notes and write ideas | trackNkey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (12 ratings)](https://appshunter.io/ios/app/doodle-notes-and-write-ideas/id915357945/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 25.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 15 months |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 125 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Maria Gascon](https://appshunter.io/developer/1265018007) | [trackNkey](https://appshunter.io/developer/1754343952) |

## What reviewers say

### Doodle notes and write ideas

[App page](https://appshunter.io/ios/app/doodle-notes-and-write-ideas/id915357945)

Capture your thoughts and organize your life with this intuitive notepad app. Create to-do lists, shopping lists, memos, and sketches with a variety of colors and line thicknesses. Save, edit, and share your notes easily.

**Highlights:** Write notes, memos, and messages, Create shopping and to-do lists, Scribble, sketch, or draw drafts, Fifteen color options, Three line thickness options, Eraser and undo functionality, Share or save notes as images

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly plan | $7.99 | per 7 days |
| Annual plan | $34.99 | per year |
| Remove Ads | $2.99 | one-time |
| Lifetime plan | $49.99 | one-time |


### trackNkey

[App page](https://appshunter.io/ios/app/tracknkey/id6504924316)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Doodle notes and write ideas free?

Doodle notes and write ideas is free to download, with in-app purchases available.

### Is trackNkey free?

trackNkey is free to download, with no in-app purchases.

### Do Doodle notes and write ideas or trackNkey have ads?

Doodle notes and write ideas shows ads; trackNkey does not.

### Which is updated more often, Doodle notes and write ideas or trackNkey?

Doodle notes and write ideas ships an update every 3 months, and trackNkey every 15 months. Most recently, Doodle notes and write ideas was updated on September 21, 2026 and trackNkey on September 14, 2026.

---

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