# DayWonder vs KeepDates

The clearest difference is in-app purchases: DayWonder at none against KeepDates's 1. DayWonder also leads on iOS requirement (18.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. KeepDates sells 1 one-off in-app purchase. DayWonder asks for nothing beyond the download.

DayWonder ships an update every 3 weeks, KeepDates every 9 days. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | DayWonder | KeepDates |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 6 MB | 12 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [一昂 卢](https://appshunter.io/developer/1860197806) | [Ziga Dolar](https://appshunter.io/developer/564399117) |

## What reviewers say

### DayWonder

[App page](https://appshunter.io/ios/app/daywonder/id6756493099)

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

**In-app purchases:** none


### KeepDates

[App page](https://appshunter.io/ios/app/keepdates-contact-dates/id6761375469)

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $3.99 | one-time |


## Frequently asked questions

### Is DayWonder free?

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

### Is KeepDates free?

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

### Do DayWonder or KeepDates have ads?

Neither DayWonder nor KeepDates shows ads.

### Which is updated more often, DayWonder or KeepDates?

DayWonder ships an update every 3 weeks, and KeepDates every 9 days. Most recently, DayWonder was updated on October 8, 2026 and KeepDates on October 7, 2026.

---

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