# 予防接種スケジューラー vs Seagull

The clearest difference is review sentiment: 予防接種スケジューラー at 70% against Seagull's 17%. 予防接種スケジューラー also leads on rating (5.0 vs 2.2) and update cadence (every 3 months vs every 10 months). Seagull's advantage is ratings volume (12 vs 2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

予防接種スケジューラー holds the better App Store score, 5.0 against 2.2. That said, the two scores are not equally well evidenced: Seagull has 12 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 70% of 予防接種スケジューラー's written reviews are positive against 17% of Seagull's.

予防接種スケジューラー ships an update every 3 months, Seagull every 10 months. The most recent releases landed on November 10, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | 予防接種スケジューラー | Seagull |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id499802103/reviews)** | [2.2 (12 ratings)](https://appshunter.io/ios/app/seagull-lc-call-assistant/id1167870276/reviews) |
| Number of ratings | 2 | **12** |
| Positive reviews | **69.6% of reviews** | 16.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 10 months |
| Monetization | — | Free |
| Size | 36 MB | 44 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [「VPD(ワクチンで防げる病気)を知って、子どもを守ろう。」の会](https://appshunter.io/developer/499802106) | [YEC Solutions Inc.](https://appshunter.io/developer/935224335) |

## What reviewers say

### 予防接種スケジューラー

[App page](https://appshunter.io/ios/app/id499802103)

**Features:** Vision Pro support

**In-app purchases:** none


### Seagull

[App page](https://appshunter.io/ios/app/seagull-lc-call-assistant/id1167870276)

This application displays call notifications on a user's smartphone for individuals waiting at various service counters, such as hospitals and clinics. It allows users to wait away from the reception area, making better use of their waiting time.

**Highlights:** Call notifications on smartphone, Wait away from reception, Efficient use of waiting time, Requires registration with facility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 予防接種スケジューラー free?

予防接種スケジューラー is free to download, with no in-app purchases.

### Is Seagull free?

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

### Which has better reviews, 予防接種スケジューラー or Seagull?

予防接種スケジューラー is rated higher. 予防接種スケジューラー averages 5.0 out of 5 from 2 ratings, while Seagull averages 2.2 from 12 ratings.

### Do 予防接種スケジューラー or Seagull have ads?

Neither 予防接種スケジューラー nor Seagull shows ads.

### Which is updated more often, 予防接種スケジューラー or Seagull?

予防接種スケジューラー ships an update every 3 months, and Seagull every 10 months. Most recently, 予防接種スケジューラー was updated on November 10, 2026 and Seagull on November 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.*