# KaNKaN vs Last Train Alert

The clearest difference is price: Last Train Alert at Free against KaNKaN's $2.99. Last Train Alert also leads on update cadence (every 2 weeks vs every 101 months). KaNKaN's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 18.6). On ads and device support there is nothing between them.

Last Train Alert is free to download; KaNKaN costs $2.99 up front. Last Train Alert sells 2 in-app purchases, starting at $0.99 per month. KaNKaN asks for nothing beyond the download.

KaNKaN ships an update every 101 months, Last Train Alert every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | KaNKaN | Last Train Alert |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 101 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Size | 29 MB | 46 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kaji Takatsugu](https://appshunter.io/developer/465688467) | [山藤総合企画](https://appshunter.io/developer/1751835139) |

## What reviewers say

### KaNKaN

[App page](https://appshunter.io/ios/app/kankan/id1084225678)

This app simulates Japanese fire truck sirens and flashing lights. It allows users to record and play back custom sounds, featuring different siren patterns and bell sounds. Note that it does not function as a real siren amplifier and legal use of siren sounds should be confirmed.

**Highlights:** Simulated fire truck sirens, Flashing light patterns, Custom sound recording, Preset siren and bell sounds, Left/right turn sound effects, Adjustable siren volume

**Features:** macOS Compatibility

**In-app purchases:** none


### Last Train Alert

[App page](https://appshunter.io/ios/app/last-train-alert/id6739465879)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $0.99 | per month |
| Yearly Plan | $5.99 | per year |


## Frequently asked questions

### Is KaNKaN free?

KaNKaN costs $2.99, with no in-app purchases.

### Is Last Train Alert free?

Last Train Alert is free to download, with in-app purchases available.

### Do KaNKaN or Last Train Alert have ads?

Neither KaNKaN nor Last Train Alert shows ads.

### Which is updated more often, KaNKaN or Last Train Alert?

KaNKaN ships an update every 101 months, and Last Train Alert every 2 weeks. Most recently, KaNKaN was updated on October 24, 2026 and Last Train Alert on October 24, 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.*