# Zen Slate vs Noteline

The clearest difference is in-app purchases: Noteline at none against Zen Slate's 2. Noteline also leads on iOS requirement (14.0 vs 17.0). Zen Slate's advantage is update cadence (every 6 days vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Zen Slate sells 2 in-app purchases, starting at $19.99 per year. Noteline asks for nothing beyond the download.

Zen Slate ships an update every 6 days, Noteline every 2 weeks. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Zen Slate | Noteline |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 2 weeks |
| Size | 23 MB | 7 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZenProducts Technologies Pvt. Ltd.](https://appshunter.io/developer/1849997461) | [Foo AI Corp.](https://appshunter.io/developer/6775962822) |

## What reviewers say

### Zen Slate

[App page](https://appshunter.io/ios/app/zen-slate-notes-and-to-dos/id6754855420)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zen Slate Pro Annual | $19.99 | per year |
| Zen Slate, bought once | $49.99 | one-time |


### Noteline

[App page](https://appshunter.io/ios/app/noteline-markdown-notes/id6780123209)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zen Slate free?

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

### Is Noteline free?

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

### Do Zen Slate or Noteline have ads?

Neither Zen Slate nor Noteline shows ads.

### Which is updated more often, Zen Slate or Noteline?

Zen Slate ships an update every 6 days, and Noteline every 2 weeks. Most recently, Zen Slate was updated on October 10, 2026 and Noteline on October 24, 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.*