# KT 마이알뜰폰 vs AllDays

The clearest difference is review sentiment: AllDays at 96% against KT 마이알뜰폰's 15%. AllDays also leads on rating (4.7 vs 1.0) and update cadence (monthly vs every 9 months). KT 마이알뜰폰's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. AllDays sells 1 one-off in-app purchase. KT 마이알뜰폰 asks for nothing beyond the download.

AllDays holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: AllDays has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 15% of KT 마이알뜰폰's written reviews are positive against 96% of AllDays's.

KT 마이알뜰폰 ships an update every 9 months, AllDays monthly. Both last shipped on October 30, 2026.

## The numbers

| Metric | KT 마이알뜰폰 | AllDays |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/kt/id1639287515/reviews) | **[4.7 (7 ratings)](https://appshunter.io/ios/app/alldays-d-day-widget/id1645004693/reviews)** |
| Number of ratings | 1 | **7** |
| Positive reviews | 15.0% of reviews | **95.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Monthly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 21 MB | 85 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [KT Corporation](https://appshunter.io/developer/335129223) | [OhLee](https://appshunter.io/developer/1645004696) |

## What reviewers say

### KT 마이알뜰폰

[App page](https://appshunter.io/ios/app/kt/id1639287515)

Easily check your remaining data, voice, and text usage in real-time via a widget. Get quick answers to frequently asked questions and access customer support. Compare plans from various MVNOs and discover exclusive benefits and events.

**Highlights:** Real-time usage widget, FAQ and 1:1 customer support, Subscription information lookup, MVNO plan comparison, Benefits and event notifications, Easy login (biometric, PIN)

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

**In-app purchases:** none


### AllDays

[App page](https://appshunter.io/ios/app/alldays-d-day-widget/id1645004693)

Easily track and manage important dates like birthdays and anniversaries with customizable widgets. Never miss a special occasion again with timely notifications and lunar calendar support.

**Highlights:** Lunar birthday support, Customizable notifications, Anniversary sorting, Zodiac icons, Days since birth counter, Widget display

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 모든날 프리미엄 | $1.99 | one-time |


## Frequently asked questions

### Is KT 마이알뜰폰 free?

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

### Is AllDays free?

AllDays is free to download, with in-app purchases available.

### Which has better reviews, KT 마이알뜰폰 or AllDays?

AllDays is rated higher. KT 마이알뜰폰 averages 1.0 out of 5 from 1 ratings, while AllDays averages 4.7 from 7 ratings.

### Do KT 마이알뜰폰 or AllDays have ads?

AllDays shows ads; KT 마이알뜰폰 does not.

### Which is updated more often, KT 마이알뜰폰 or AllDays?

KT 마이알뜰폰 ships an update every 9 months, and AllDays monthly. Most recently, KT 마이알뜰폰 was updated on October 30, 2026 and AllDays on October 30, 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.*