# CalcNotes vs Jotsum

The clearest difference is update cadence: Jotsum at every 3 days against CalcNotes's weekly. CalcNotes's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CalcNotes sells 2 in-app purchases, starting at $1.99 per month and Jotsum sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

CalcNotes ships an update weekly, Jotsum every 3 days. The most recent releases landed on September 20, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | CalcNotes | Jotsum |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Size | 51 MB | 2 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [naoki otsu](https://appshunter.io/developer/1082476153) | [Hrvoje Matosic](https://appshunter.io/developer/1805673692) |

## What reviewers say

### CalcNotes

[App page](https://appshunter.io/ios/app/calcnotes-calculation-memo/id6752585573)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | per month |
| Premium (Pay Once) | $4.99 | one-time |


### Jotsum

[App page](https://appshunter.io/ios/app/jotsum-calculator-notepad/id6785305380)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Jotsum Pro | $0.99 | per month |
| Jotsum Pro | $29.00 | one-time |


## Frequently asked questions

### Is CalcNotes free?

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

### Is Jotsum free?

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

### Do CalcNotes or Jotsum have ads?

Neither CalcNotes nor Jotsum shows ads.

### Which is updated more often, CalcNotes or Jotsum?

CalcNotes ships an update weekly, and Jotsum every 3 days. Most recently, CalcNotes was updated on September 20, 2026 and Jotsum on September 13, 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.*