# Knowme Storage vs 极简日期

The clearest difference is in-app purchases: 极简日期 at none against Knowme Storage's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Knowme Storage sells 2 in-app purchases, starting at $4.99 per year. 极简日期 asks for nothing beyond the download.

Knowme Storage ships an update every 2 weeks, 极简日期 weekly. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Knowme Storage | 极简日期 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/knowme-storage/id6740251522/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Freemium | **Free** |
| Size | 11 MB | 39 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [祺 王](https://appshunter.io/developer/1789135646) | [洋贝 赵](https://appshunter.io/developer/1878243877) |

## What reviewers say

### Knowme Storage

[App page](https://appshunter.io/ios/app/knowme-storage/id6740251522)

Organize your personal belongings with this app. Track purchase details, warranties, and usage to gain insights into your spending and ownership habits. Features include multiple view modes, a wishlist, and smart reminders for important dates.

**Highlights:** Comprehensive item tracking (dates, prices, photos), Multiple view modes (List, Grid, Wardrobe), Mindful wishlist with cooling-off period, Quick item add via sharing or photos, Data insights and spending visualizations, Smart reminders for warranties and expirations, Goal setting for ownership habits

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Annually | $4.99 | per year |
| Pro Lifetime | $12.99 | one-time |


### 极简日期

[App page](https://appshunter.io/ios/app/id6784873402)

This app helps you track important past and future dates, like birthdays and anniversaries. It offers a clean, ad-free interface with lunar calendar support and customizable reminders. All data is stored locally for enhanced privacy.

**Highlights:** Track past and future dates, Calculate days until/since events, Lunar calendar support, Customizable reminders, Customizable background colors, Automatic dark mode, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Knowme Storage free?

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

### Is 极简日期 free?

极简日期 is free to download, with no in-app purchases.

### Do Knowme Storage or 极简日期 have ads?

Neither Knowme Storage nor 极简日期 shows ads.

### Which is updated more often, Knowme Storage or 极简日期?

Knowme Storage ships an update every 2 weeks, and 极简日期 weekly. Most recently, Knowme Storage was updated on October 21, 2026 and 极简日期 on October 24, 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.*