# 賞味期限スキャナ vs Voice Marker Clock

The clearest difference is in-app purchases: 賞味期限スキャナ at none against Voice Marker Clock's 4. Voice Marker Clock's advantage is ads (none vs shown) and device support (4 vs 1). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. Voice Marker Clock sells 4 one-off in-app purchases. 賞味期限スキャナ asks for nothing beyond the download.

賞味期限スキャナ ships an update fortnightly, Voice Marker Clock every 2 weeks. The most recent releases landed on September 27, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 賞味期限スキャナ | Voice Marker Clock |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 41 MB | 12 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Curiosity Software Inc.](https://appshunter.io/developer/1688987562) | [Yuichiro Niwa](https://appshunter.io/developer/1694263025) |

## What reviewers say

### 賞味期限スキャナ

[App page](https://appshunter.io/ios/app/id6449421077)

**Features:** macOS Compatibility

**In-app purchases:** none


### Voice Marker Clock

[App page](https://appshunter.io/ios/app/voice-marker-clock/id6502950713)

This analog clock app reads the time aloud at customizable intervals and allows users to set colored time markers with countdowns and notifications. It can also function as a simple, silent clock when needed.

**Highlights:** Voice time announcements, Customizable announcement intervals, Colored time markers, Countdown to marked time, Sound notifications for marked time, Simple clock mode

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Treat me to a donut | $1.99 | one-time |
| Marker - Feature Addition | $3.99 | one-time |
| Treat me to a hamburger | $4.99 | one-time |
| Treat me to a sushi. | $8.99 | one-time |


## Frequently asked questions

### Is 賞味期限スキャナ free?

賞味期限スキャナ is free to download, with no in-app purchases.

### Is Voice Marker Clock free?

Voice Marker Clock is free to download, with in-app purchases available.

### Do 賞味期限スキャナ or Voice Marker Clock have ads?

賞味期限スキャナ shows ads; Voice Marker Clock does not.

### Which is updated more often, 賞味期限スキャナ or Voice Marker Clock?

賞味期限スキャナ ships an update fortnightly, and Voice Marker Clock every 2 weeks. Most recently, 賞味期限スキャナ was updated on September 27, 2026 and Voice Marker Clock on October 7, 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.*