# Notifify vs 倍速時計

The clearest difference is in-app purchases: Notifify at none against 倍速時計's 1. Notifify also leads on update cadence (daily vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 倍速時計 sells 1 one-off in-app purchase. Notifify asks for nothing beyond the download.

Notifify ships an update daily, 倍速時計 every 3 weeks. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Notifify | 倍速時計 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 weeks |
| Size | 4 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kenta Takeuchi](https://appshunter.io/developer/1879746418) | [Maho Ishikawa](https://appshunter.io/developer/6793993796) |

## What reviewers say

### Notifify

[App page](https://appshunter.io/ios/app/notifify/id6762620021)

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

**In-app purchases:** none


### 倍速時計

[App page](https://appshunter.io/ios/app/id6793993794)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro（買い切り） | $1.99 | one-time |


## Frequently asked questions

### Is Notifify free?

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

### Is 倍速時計 free?

倍速時計 is free to download, with in-app purchases available.

### Do Notifify or 倍速時計 have ads?

Neither Notifify nor 倍速時計 shows ads.

### Which is updated more often, Notifify or 倍速時計?

Notifify ships an update daily, and 倍速時計 every 3 weeks. Most recently, Notifify was updated on October 10, 2026 and 倍速時計 on October 25, 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.*