# Sift vs ArkNote

The clearest difference is in-app purchases: Sift at none against ArkNote's 3. Sift also leads on iOS requirement (15.1 vs 17.0). ArkNote's advantage is ads (none vs shown) and update cadence (every 3 days vs monthly). On price and device support there is nothing between them.

Both are free to download. ArkNote sells 3 in-app purchases, starting at $3.99 per month. Sift asks for nothing beyond the download.

Sift ships an update monthly, ArkNote every 3 days. The most recent releases landed on September 18, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Sift | ArkNote |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 days** |
| Size | 33 MB | 11 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [Sunghwan Shin](https://appshunter.io/developer/1879549551) | [LexyTech Ltd.](https://appshunter.io/developer/1643712954) |

## What reviewers say

### Sift

[App page](https://appshunter.io/ios/app/sift-pour-sift-learn/id6759566563)

**Features:** Vision Pro support

**In-app purchases:** none


### ArkNote

[App page](https://appshunter.io/ios/app/arknote-adhd-friendly-notes/id6800532358)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Yearly | $6.99 | per year |
| PRO | $14.99 | one-time |


## Frequently asked questions

### Is Sift free?

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

### Is ArkNote free?

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

### Do Sift or ArkNote have ads?

Sift shows ads; ArkNote does not.

### Which is updated more often, Sift or ArkNote?

Sift ships an update monthly, and ArkNote every 3 days. Most recently, Sift was updated on September 18, 2026 and ArkNote on September 28, 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.*