# HelixNotes vs Kept

The clearest difference is in-app purchases: HelixNotes at none against Kept's 3. HelixNotes also leads on iOS requirement (14.0 vs 26.0). Kept's advantage is update cadence (every 3 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Kept sells 3 one-off in-app purchases. HelixNotes asks for nothing beyond the download.

HelixNotes ships an update every 3 weeks, Kept every 3 days. The most recent releases landed on September 18, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | HelixNotes | Kept |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/helixnotes/id6788490726/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 18 MB | 4 MB |
| Requires iOS | **14.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yuri Karamian](https://appshunter.io/developer/6788490728) | [Moses Smith](https://appshunter.io/developer/1806941483) |

## What reviewers say

### HelixNotes

[App page](https://appshunter.io/ios/app/helixnotes/id6788490726)

A private, open-source Markdown note-taking app that keeps your data on your device. Organize notes with notebooks, tags, and wiki links, and utilize advanced features like mathematical notation and diagrams.

**Highlights:** Local Markdown storage, Visual and source code editor, Notebooks, tags, and wiki links, Task management and calendar views, KaTeX and Mermaid diagram support, Version history and backups, Optional WebDAV sync

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

**In-app purchases:** none


### Kept

[App page](https://appshunter.io/ios/app/kept-receipts-and-documents/id6790478529)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $1.99 | one-time |
| Lunch | $4.99 | one-time |
| Legend | $9.99 | one-time |


## Frequently asked questions

### Is HelixNotes free?

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

### Is Kept free?

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

### Do HelixNotes or Kept have ads?

Neither HelixNotes nor Kept shows ads.

### Which is updated more often, HelixNotes or Kept?

HelixNotes ships an update every 3 weeks, and Kept every 3 days. Most recently, HelixNotes was updated on September 18, 2026 and Kept 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.*