# 서울시 안심택배함 vs Floating Clock

The clearest difference is review sentiment: Floating Clock at 94% against 서울시 안심택배함's 50%. 서울시 안심택배함's advantage is ads (none vs shown) and iOS requirement (10.0 vs 16.4). On price, update cadence, in-app purchases and monetization model there is nothing between them.

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

서울시 안심택배함 ships an update every 3 weeks, Floating Clock every 2 weeks. The most recent releases landed on June 5, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | 서울시 안심택배함 | Floating Clock |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | **93.8% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 19 MB | 13 MB |
| Requires iOS | **10.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ryu SiYoun](https://appshunter.io/developer/1020554071) | [Moongil Jeon](https://appshunter.io/developer/1742479185) |

## What reviewers say

### 서울시 안심택배함

[App page](https://appshunter.io/ios/app/id1497249673)

This app allows users to easily retrieve packages from secure lockers without needing authentication numbers. It offers features like finding packages using a secure number, re-opening lockers, and requesting authentication numbers via KakaoTalk. Users can also manage deliveries and make payments directly within the app.

**Highlights:** Retrieve packages without authentication numbers, Find packages using secure numbers, Re-open lockers within 60 seconds, Request authentication via KakaoTalk, In-app payment for locker usage, View all incoming deliveries

**Features:** macOS Compatibility

**In-app purchases:** none


### Floating Clock

[App page](https://appshunter.io/ios/app/floating-clock-server-time/id6499110329)

This app provides precise server time, down to the millisecond, for critical events like ticketing and registration. It offers real-time viewing on your lock screen or as an overlay while using other apps, ensuring you never miss an opportunity. Customizable alerts help manage your time efficiently.

**Highlights:** Millisecond-precision server time, Lock screen and Dynamic Island display, Picture-in-Picture (PIP) mode overlay, Customizable audio alerts, Event-specific reminders, Real-time error correction

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

**In-app purchases:** none


## Frequently asked questions

### Is 서울시 안심택배함 free?

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

### Is Floating Clock free?

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

### Do 서울시 안심택배함 or Floating Clock have ads?

Floating Clock shows ads; 서울시 안심택배함 does not.

### Which is updated more often, 서울시 안심택배함 or Floating Clock?

서울시 안심택배함 ships an update every 3 weeks, and Floating Clock every 2 weeks. Most recently, 서울시 안심택배함 was updated on June 5, 2026 and Floating Clock on September 18, 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.*