# Markdown Notes Editor vs Keisan Memo

The clearest difference is ads: Markdown Notes Editor at none against Keisan Memo's shown. Markdown Notes Editor also leads on device support (3 vs 1). Keisan Memo's advantage is update cadence (weekly vs monthly). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Markdown Notes Editor sells 2 in-app purchases, starting at $9.99 per 7 days and Keisan Memo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Markdown Notes Editor ships an update monthly, Keisan Memo weekly. The most recent releases landed on October 16, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Markdown Notes Editor | Keisan Memo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Weekly** |
| Size | 18 MB | 5 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ctrl Alt Go Ltd](https://appshunter.io/developer/1784576658) | [丽佳 施](https://appshunter.io/developer/1894580777) |

## What reviewers say

### Markdown Notes Editor

[App page](https://appshunter.io/ios/app/markdown-notes-editor-linen/id6775062589)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $9.99 | per 7 days |
| Pro Lifetime | $34.99 | one-time |


### Keisan Memo

[App page](https://appshunter.io/ios/app/keisan-memo-calc-notepad/id6791201696)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads (Lifetime) | $0.99 | one-time |


## Frequently asked questions

### Is Markdown Notes Editor free?

Markdown Notes Editor is free to download, with in-app purchases available.

### Is Keisan Memo free?

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

### Do Markdown Notes Editor or Keisan Memo have ads?

Keisan Memo shows ads; Markdown Notes Editor does not.

### Which is updated more often, Markdown Notes Editor or Keisan Memo?

Markdown Notes Editor ships an update monthly, and Keisan Memo weekly. Most recently, Markdown Notes Editor was updated on October 16, 2026 and Keisan Memo on October 4, 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.*