# 공사알리미 vs TimeBridge 타임브릿지

The clearest difference is update cadence: TimeBridge 타임브릿지 at every 2 weeks against 공사알리미's every 52 months. 공사알리미's advantage is iOS requirement (11.0 vs 15.1). 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.

공사알리미 ships an update every 52 months, TimeBridge 타임브릿지 every 2 weeks. The most recent releases landed on September 14, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | 공사알리미 | TimeBridge 타임브릿지 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 52 months | **Every 2 weeks** |
| Size | 4 MB | 15 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [donghyun KIM](https://appshunter.io/developer/1246064897) | [Wonil Park](https://appshunter.io/developer/1366123951) |

## What reviewers say

### 공사알리미

[App page](https://appshunter.io/ios/app/id1246064898)

**Features:** macOS Compatibility

**In-app purchases:** none


### TimeBridge 타임브릿지

[App page](https://appshunter.io/ios/app/timebridge/id1617937613)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 공사알리미 free?

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

### Is TimeBridge 타임브릿지 free?

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

### Do 공사알리미 or TimeBridge 타임브릿지 have ads?

Neither 공사알리미 nor TimeBridge 타임브릿지 shows ads.

### Which is updated more often, 공사알리미 or TimeBridge 타임브릿지?

공사알리미 ships an update every 52 months, and TimeBridge 타임브릿지 every 2 weeks. Most recently, 공사알리미 was updated on September 14, 2026 and TimeBridge 타임브릿지 on May 17, 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.*