# 提醒日.Dates Minder vs I

提醒日.Dates Minder and I are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on September 19, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | 提醒日.Dates Minder | I |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dates-minder/id1552881085/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 6 months | Every 6 months |
| Monetization | Ad-supported | — |
| Size | 8 MB | 35 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [水康 吕](https://appshunter.io/developer/1537599490) | [Towa TAKEUCHI](https://appshunter.io/developer/1681125787) |

## What reviewers say

### 提醒日.Dates Minder

[App page](https://appshunter.io/ios/app/dates-minder/id1552881085)

Easily record important dates like birthdays and anniversaries. Receive timely notifications before key events occur. Track past events and enjoy a versatile calendar with cloud sync.

**Highlights:** Record important events, birthdays, anniversaries, Receive timely notifications, Track past events, Support for Gregorian and Lunar calendars, Cloud synchronization across devices, Calculate past and future days for anniversaries and countdowns

**Features:** macOS Compatibility

**In-app purchases:** none


### I

[App page](https://appshunter.io/ios/app/i-memo/id6502877993)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 提醒日.Dates Minder free?

提醒日.Dates Minder is free to download, with no in-app purchases.

### Is I free?

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

### Do 提醒日.Dates Minder or I have ads?

Both 提醒日.Dates Minder and I show ads.

### Which is updated more often, 提醒日.Dates Minder or I?

提醒日.Dates Minder ships an update every 6 months, and I every 6 months. Most recently, 提醒日.Dates Minder was updated on September 19, 2026 and I on September 27, 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.*