# CatDays vs Sugoa Ko

The clearest difference is in-app purchases: Sugoa Ko at none against CatDays's 5. Sugoa Ko also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.5). On price, update cadence and ads there is nothing between them.

Both are free to download. CatDays sells 5 one-off in-app purchases. Sugoa Ko asks for nothing beyond the download.

CatDays ships an update fortnightly, Sugoa Ko every 8 days. Both last shipped on October 6, 2026.

## The numbers

| Metric | CatDays | Sugoa Ko |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/catdays-cat-countdown/id6773580078/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 3 MB |
| Requires iOS | 17.5 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lychee Intelligence Co., Ltd.](https://appshunter.io/developer/1778934446) | [Justin Siao](https://appshunter.io/developer/1498590845) |

## What reviewers say

### CatDays

[App page](https://appshunter.io/ios/app/catdays-cat-countdown/id6773580078)

Track important dates with a customizable cat companion. Choose from various feline friends to count down to future events or count up days since past milestones. Receive gentle reminders and view your progress with home screen widgets.

**Highlights:** Countdown and count-up modes, Selectable cat companions, Customizable reminders, Home screen widgets, iCloud synchronization, Ad-free experience

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tofu | $2.99 | one-time |
| Ash | $2.99 | one-time |
| Milo | $2.99 | one-time |
| Pumpkin | $2.99 | one-time |
| Original Cats Pack | $4.99 | one-time |


### Sugoa Ko

[App page](https://appshunter.io/ios/app/sugoa-ko/id6793353083)

**In-app purchases:** none


## Frequently asked questions

### Is CatDays free?

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

### Is Sugoa Ko free?

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

### Do CatDays or Sugoa Ko have ads?

Neither CatDays nor Sugoa Ko shows ads.

### Which is updated more often, CatDays or Sugoa Ko?

CatDays ships an update fortnightly, and Sugoa Ko every 8 days. Most recently, CatDays was updated on October 6, 2026 and Sugoa Ko on October 6, 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.*