# daysカレンダー vs Whenkind

The clearest difference is update cadence: daysカレンダー at every 2 days against Whenkind's every 11 days. daysカレンダー also leads on iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. daysカレンダー sells 1 one-off in-app purchase and Whenkind sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

daysカレンダー ships an update every 2 days, Whenkind every 11 days. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | daysカレンダー | Whenkind |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 11 days |
| Size | 47 MB | 15 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shodo Sawa](https://appshunter.io/developer/1884323455) | [Stepan Manzurov](https://appshunter.io/developer/1884724883) |

## What reviewers say

### daysカレンダー

[App page](https://appshunter.io/ios/app/days/id6760409953)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro版（全機能アンロック） | $2.99 | one-time |


### Whenkind

[App page](https://appshunter.io/ios/app/whenkind-birthdays-and-dates/id6821713444)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.99 | one-time |
| Kind Tip | $4.99 | one-time |
| Whenkind Unlimited | $5.99 | one-time |
| Generous Tip | $9.99 | one-time |
| Grand Tip | $19.99 | one-time |


## Frequently asked questions

### Is daysカレンダー free?

daysカレンダー is free to download, with in-app purchases available.

### Is Whenkind free?

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

### Do daysカレンダー or Whenkind have ads?

Neither daysカレンダー nor Whenkind shows ads.

### Which is updated more often, daysカレンダー or Whenkind?

daysカレンダー ships an update every 2 days, and Whenkind every 11 days. Most recently, daysカレンダー was updated on October 31, 2026 and Whenkind on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*