# Kalendapp vs Modulo 6

The clearest difference is update cadence: Modulo 6 at every 4 months against Kalendapp's every 13 months. Kalendapp's advantage is iOS requirement (11.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Kalendapp ships an update every 13 months, Modulo 6 every 4 months. The most recent releases landed on September 30, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Kalendapp | Modulo 6 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 12.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 17 MB | 69 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SmartCode](https://appshunter.io/developer/370380536) | [Fr. Sauter AG](https://appshunter.io/developer/586916485) |

## What reviewers say

### Kalendapp

[App page](https://appshunter.io/ios/app/kalendapp/id998457146)

Digitally store and enhance your handwritten calendar notes. Scan your physical planner pages to save them on your device, then add digital notes and organize them by date. Access all your important reminders and appointments in one place.

**Highlights:** Scan handwritten calendar notes, Add digital notes to scanned pages, Organize notes by date, Create electronic entries, Color-code and group notes, Syncs with physical planner

**Features:** macOS Compatibility

**In-app purchases:** none


### Modulo 6

[App page](https://appshunter.io/ios/app/modulo-6/id1454404673)

**In-app purchases:** none


## Frequently asked questions

### Is Kalendapp free?

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

### Is Modulo 6 free?

Modulo 6 is free to download, with no in-app purchases.

### Do Kalendapp or Modulo 6 have ads?

Neither Kalendapp nor Modulo 6 shows ads.

### Which is updated more often, Kalendapp or Modulo 6?

Kalendapp ships an update every 13 months, and Modulo 6 every 4 months. Most recently, Kalendapp was updated on September 30, 2026 and Modulo 6 on October 5, 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.*