# S vs Kantan Clock

The clearest difference is price: S at Free against Kantan Clock's $0.99. S also leads on ratings volume (91 vs 1). Kantan Clock's advantage is rating (5.0 vs 4.2) and update cadence (every 4 days vs monthly). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

S is free to download; Kantan Clock costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Kantan Clock holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: S has 91 ratings behind it against 1, so its average is the more settled of the two.

S ships an update monthly, Kantan Clock every 4 days. The most recent releases landed on October 29, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | S | Kantan Clock |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.2 (91 ratings)](https://appshunter.io/ios/app/s-miles-enduser/id1544760866/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kantan-clock/id6752209146/reviews)** |
| Number of ratings | **91** | 1 |
| Positive reviews | 37.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | **Free** | Paid |
| Size | 224 MB | 1 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hoymiles Power Electronics Inc.](https://appshunter.io/developer/1219594358) | [Andres Iga Salas](https://appshunter.io/developer/1834643857) |

## 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


### Kantan Clock

[App page](https://appshunter.io/ios/app/kantan-clock/id6752209146)

Track time across multiple cities with a clean, minimalist world clock. Organize your most important locations and view times at a glance with a home screen widget. Supports StandBy mode for easy viewing.

**Highlights:** Add and organize cities, 12/24 hour format switching, Clean, minimal interface, Home Screen widget, StandBy mode support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is S free?

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

### Is Kantan Clock free?

Kantan Clock costs $0.99, with no in-app purchases.

### Which has better reviews, S or Kantan Clock?

Kantan Clock is rated higher. S averages 4.2 out of 5 from 91 ratings, while Kantan Clock averages 5.0 from 1 ratings.

### Do S or Kantan Clock have ads?

Neither S nor Kantan Clock shows ads.

### Which is updated more often, S or Kantan Clock?

S ships an update monthly, and Kantan Clock every 4 days. Most recently, S was updated on October 29, 2026 and Kantan Clock on October 20, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*