# TWDIW vs Link Alarm

The clearest difference is iOS requirement: TWDIW at 13.0 against Link Alarm's 26.5. 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.

## The numbers

| Metric | TWDIW | Link Alarm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 200 MB | 2 MB |
| Requires iOS | **13.0** | 26.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [數位發展部](https://appshunter.io/developer/1759963812) | [Shinya Kodakamine](https://appshunter.io/developer/6793961771) |

## What reviewers say

### TWDIW

[App page](https://appshunter.io/ios/app/twdiw/id6742222992)

**In-app purchases:** none


### Link Alarm

[App page](https://appshunter.io/ios/app/link-alarm/id6815040105)

**In-app purchases:** none


## Frequently asked questions

### Is TWDIW free?

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

### Is Link Alarm free?

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

### Do TWDIW or Link Alarm have ads?

Neither TWDIW nor Link Alarm shows ads.

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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.*