# OttoPilot vs Kantan Clock

The clearest difference is price: OttoPilot at Free against Kantan Clock's $0.99. OttoPilot also leads on ratings volume (35 vs 1). Kantan Clock's advantage is rating (5.0 vs 2.1) and update cadence (every 4 days vs every 5 weeks). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

OttoPilot 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 2.1. That said, the two scores are not equally well evidenced: OttoPilot has 35 ratings behind it against 1, so its average is the more settled of the two.

OttoPilot ships an update every 5 weeks, Kantan Clock every 4 days. The most recent releases landed on October 9, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | OttoPilot | Kantan Clock |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [2.1 (35 ratings)](https://appshunter.io/ios/app/ottopilot/id6449269013/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kantan-clock/id6752209146/reviews)** |
| Number of ratings | **35** | 1 |
| Positive reviews | 14.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Monetization | **Free** | Paid |
| Size | 51 MB | 1 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Cartizan Technology Co., Ltd.](https://appshunter.io/developer/1434040269) | [Andres Iga Salas](https://appshunter.io/developer/1834643857) |

## What reviewers say

### OttoPilot

[App page](https://appshunter.io/ios/app/ottopilot/id6449269013)

Enhance your driving with this app, offering a new experience through intuitive guidance and feedback. Access product information, after-sales service, and purchase links directly from your device while on the go.

**Highlights:** Intuitive user guidance, Driving feedback, Product introduction, After-sales service, Product purchase link, Product description

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

**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 OttoPilot free?

OttoPilot 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, OttoPilot or Kantan Clock?

Kantan Clock is rated higher. OttoPilot averages 2.1 out of 5 from 35 ratings, while Kantan Clock averages 5.0 from 1 ratings.

### Do OttoPilot or Kantan Clock have ads?

Neither OttoPilot nor Kantan Clock shows ads.

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

OttoPilot ships an update every 5 weeks, and Kantan Clock every 4 days. Most recently, OttoPilot was updated on October 9, 2026 and Kantan Clock on October 2, 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.*