# Montblanc Summit vs Mutual Diary

The clearest difference is update cadence: Mutual Diary at fortnightly against Montblanc Summit's every 4 months. Mutual Diary also leads on iOS requirement (13.0 vs 15.0). 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.

Montblanc Summit ships an update every 4 months, Mutual Diary fortnightly. The most recent releases landed on October 21, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Montblanc Summit | Mutual Diary |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 4.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 155 MB | 28 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Montblanc International GmbH](https://appshunter.io/developer/379053721) | [SAM MICHAELS](https://appshunter.io/developer/1785598124) |

## What reviewers say

### Montblanc Summit

[App page](https://appshunter.io/ios/app/montblanc-summit/id1606127019)

This companion app enhances your smartwatch experience by offering easy setup, notification management, and personalized watch face customization. Explore tutorials and activity insights to optimize your device's functionality and tailor it to your lifestyle.

**Highlights:** Easy smartwatch setup and pairing, Manage notifications, messages, and calls, Customize watch faces with various options, Explore smartwatch features with tutorials, Adjust battery and display settings, Track activity and progress insights

**In-app purchases:** none


### Mutual Diary

[App page](https://appshunter.io/ios/app/mutual-diary/id6737611250)

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

**In-app purchases:** none


## Frequently asked questions

### Is Montblanc Summit free?

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

### Is Mutual Diary free?

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

### Do Montblanc Summit or Mutual Diary have ads?

Neither Montblanc Summit nor Mutual Diary shows ads.

### Which is updated more often, Montblanc Summit or Mutual Diary?

Montblanc Summit ships an update every 4 months, and Mutual Diary fortnightly. Most recently, Montblanc Summit was updated on October 21, 2026 and Mutual Diary on October 6, 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.*