# kaerumemo vs Copin Text Stock Notes

The clearest difference is in-app purchases: kaerumemo at none against Copin Text Stock Notes's 1. kaerumemo also leads on iOS requirement (14.0.0 vs 17.0). Copin Text Stock Notes's advantage is update cadence (weekly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Copin Text Stock Notes sells 1 one-off in-app purchase. kaerumemo asks for nothing beyond the download.

kaerumemo ships an update every 3 months, Copin Text Stock Notes weekly. Both last shipped on October 28, 2026.

## The numbers

| Metric | kaerumemo | Copin Text Stock Notes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Size | 29 MB | 3 MB |
| Requires iOS | **14.0.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Shu Matsui](https://appshunter.io/developer/1862815931) | [Eri Takemiya](https://appshunter.io/developer/1880592105) |

## What reviewers say

### kaerumemo

[App page](https://appshunter.io/ios/app/kaerumemo/id6756788644)

**Features:** macOS Compatibility

**In-app purchases:** none


### Copin Text Stock Notes

[App page](https://appshunter.io/ios/app/copin-text-stock-notes/id6759777817)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Copin Pro (One-time Purchase) | $4.99 | one-time |


## Frequently asked questions

### Is kaerumemo free?

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

### Is Copin Text Stock Notes free?

Copin Text Stock Notes is free to download, with in-app purchases available.

### Do kaerumemo or Copin Text Stock Notes have ads?

Neither kaerumemo nor Copin Text Stock Notes shows ads.

### Which is updated more often, kaerumemo or Copin Text Stock Notes?

kaerumemo ships an update every 3 months, and Copin Text Stock Notes weekly. Most recently, kaerumemo was updated on October 28, 2026 and Copin Text Stock Notes on October 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.*