# S vs Montblanc Summit

The clearest difference is review sentiment: S at 37% against Montblanc Summit's 4%. S also leads on update cadence (monthly vs every 4 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

S ships an update monthly, Montblanc Summit every 4 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | S | Montblanc Summit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (91 ratings)](https://appshunter.io/ios/app/s-miles-enduser/id1544760866/reviews)** | — |
| Number of ratings | **91** | — |
| Positive reviews | **37.3% of reviews** | 4.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free | Free |
| Size | 224 MB | 155 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hoymiles Power Electronics Inc.](https://appshunter.io/developer/1219594358) | [Montblanc International GmbH](https://appshunter.io/developer/379053721) |

## What reviewers say

### S

[App page](https://appshunter.io/ios/app/s-miles-enduser/id1544760866)

Monitor your distributed PV power plant's performance with real-time data. View energy generation, module-level details, and receive alarm notifications to ensure optimal operation and expected yield.

**Highlights:** Module-level monitoring, Real-time data display, Energy generation tracking (daily, monthly, annual, total), Alarm information display, Operation monitoring

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is S free?

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

### Is Montblanc Summit free?

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

### Do S or Montblanc Summit have ads?

Neither S nor Montblanc Summit shows ads.

### Which is updated more often, S or Montblanc Summit?

S ships an update monthly, and Montblanc Summit every 4 months. Most recently, S was updated on November 3, 2026 and Montblanc Summit on November 3, 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.*