# Simple Memo vs GreenDay

The clearest difference is in-app purchases: GreenDay at none against Simple Memo's 1. GreenDay also leads on ads (none vs shown) and update cadence (daily vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Simple Memo sells 1 one-off in-app purchase. GreenDay asks for nothing beyond the download.

Simple Memo ships an update every 2 months, GreenDay daily. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Simple Memo | GreenDay |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Daily** |
| Size | 4 MB | 6 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Sota Yamamoto](https://appshunter.io/developer/1811232130) | [Kihyuk Hong](https://appshunter.io/developer/906605781) |

## What reviewers say

### Simple Memo

[App page](https://appshunter.io/ios/app/simple-memo-checklist/id6752403531)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.49 | one-time |


### GreenDay

[App page](https://appshunter.io/ios/app/greenday-tasks-and-notes/id6812229239)

**In-app purchases:** none


## Frequently asked questions

### Is Simple Memo free?

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

### Is GreenDay free?

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

### Do Simple Memo or GreenDay have ads?

Simple Memo shows ads; GreenDay does not.

### Which is updated more often, Simple Memo or GreenDay?

Simple Memo ships an update every 2 months, and GreenDay daily. Most recently, Simple Memo was updated on October 16, 2026 and GreenDay on October 9, 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.*