# イオンモバイル速度切り替え vs Timer B

The clearest difference is price: イオンモバイル速度切り替え at Free against Timer B's $1.99. Timer B's advantage is iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

イオンモバイル速度切り替え is free to download; Timer B costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | イオンモバイル速度切り替え | Timer B |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | 10.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | — | Paid |
| Size | 35 MB | 1 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [AEON RETAIL Co.,Ltd](https://appshunter.io/developer/573506173) | [TADAYOSHI SATO](https://appshunter.io/developer/958854307) |

## What reviewers say

### イオンモバイル速度切り替え

[App page](https://appshunter.io/ios/app/id1266263581)

**In-app purchases:** none


### Timer B

[App page](https://appshunter.io/ios/app/timer-b/id6744367677)

This utility app features two countdown timers and a stopwatch designed for precise time management, particularly useful for automotive rally events. It calculates arrival times and remaining durations, and its stopwatch automatically starts timing towards the next minute mark.

**Highlights:** Two countdown timers, Arrival time calculation, Stopwatch with automatic start, Time management for rallies, Watch complication integration

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is イオンモバイル速度切り替え free?

イオンモバイル速度切り替え is free to download, with no in-app purchases.

### Is Timer B free?

Timer B costs $1.99, with no in-app purchases.

### Do イオンモバイル速度切り替え or Timer B have ads?

Neither イオンモバイル速度切り替え nor Timer B shows ads.

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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.*