# Reto vs 위투데이

The clearest difference is iOS requirement: Reto at 13.0 against 위투데이's 15.1. On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Reto ships an update every 6 days, 위투데이 every 5 days. The most recent releases landed on October 30, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Reto | 위투데이 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/reto/id6443617506/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 92.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 5 days** |
| Monetization | Free | Free |
| Size | 112 MB | 36 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [UnCheon Baek](https://appshunter.io/developer/1143037815) | [jeonghyun kim](https://appshunter.io/developer/1865398667) |

## What reviewers say

### Reto

[App page](https://appshunter.io/ios/app/reto/id6443617506)

This app allows you to manage your personal schedule and easily share events with others. You can also add photos and diaries to past events, creating shared memories with friends and family. Widgets provide quick access to your schedule and memories.

**Highlights:** Personal calendar management, Shared event scheduling, Public event visibility, Photo and diary memories, Home screen widgets, Google/Apple Calendar integration

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

**In-app purchases:** none


### 위투데이

[App page](https://appshunter.io/ios/app/id6769442907)

This app allows couples, families, and groups to share and manage calendars in real-time. It facilitates communication with comments and reactions, tracks important dates like birthdays and anniversaries, and offers features for menstrual cycle prediction and memory journaling.

**Highlights:** Shared calendar with invitation codes, Real-time communication via comments and reactions, Lunar birthday and holiday tracking, Menstrual cycle prediction and tracking, D-day and anniversary countdowns, Home screen widgets for quick access

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

**In-app purchases:** none


## Frequently asked questions

### Is Reto free?

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

### Is 위투데이 free?

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

### Do Reto or 위투데이 have ads?

Neither Reto nor 위투데이 shows ads.

### Which is updated more often, Reto or 위투데이?

Reto ships an update every 6 days, and 위투데이 every 5 days. Most recently, Reto was updated on October 30, 2026 and 위투데이 on October 23, 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.*