# CalMemo Stadio vs NoteCalcu

The clearest difference is in-app purchases: NoteCalcu at none against CalMemo Stadio's 2. NoteCalcu also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.6). On price, update cadence and device support there is nothing between them.

Both are free to download. CalMemo Stadio sells 2 in-app purchases, starting at $2.99 per month. NoteCalcu asks for nothing beyond the download.

CalMemo Stadio ships an update every 6 weeks, NoteCalcu every 3 months. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | CalMemo Stadio | NoteCalcu |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Size | 115 MB | 1 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Udagagwa Rie](https://appshunter.io/developer/1865092161) | [献亭 刘](https://appshunter.io/developer/1670077904) |

## What reviewers say

### CalMemo Stadio

[App page](https://appshunter.io/ios/app/calmemo-stadio/id6757178967)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalMemo Premium (Monthly) | $2.99 | per month |
| CalMemo Premium (Yearly) | $14.99 | per year |


### NoteCalcu

[App page](https://appshunter.io/ios/app/notecalcu-note-calculator/id6775677597)

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

**In-app purchases:** none


## Frequently asked questions

### Is CalMemo Stadio free?

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

### Is NoteCalcu free?

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

### Do CalMemo Stadio or NoteCalcu have ads?

CalMemo Stadio shows ads; NoteCalcu does not.

### Which is updated more often, CalMemo Stadio or NoteCalcu?

CalMemo Stadio ships an update every 6 weeks, and NoteCalcu every 3 months. Most recently, CalMemo Stadio was updated on October 31, 2026 and NoteCalcu on November 10, 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.*