# TRE vs Knowme Storage

The clearest difference is in-app purchases: TRE 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. TRE asks for nothing beyond the download.

TRE ships an update weekly, Knowme Storage every 2 weeks. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | TRE | Knowme Storage |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/knowme-storage/id6740251522/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | — | Freemium |
| Size | 30 MB | 11 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Trek2000](https://appshunter.io/developer/409284633) | [祺 王](https://appshunter.io/developer/1789135646) |

## What reviewers say

### TRE

[App page](https://appshunter.io/ios/app/tre-solutions/id6475762682)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is TRE free?

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

### Is Knowme Storage free?

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

### Do TRE or Knowme Storage have ads?

Neither TRE nor Knowme Storage shows ads.

### Which is updated more often, TRE or Knowme Storage?

TRE ships an update weekly, and Knowme Storage every 2 weeks. Most recently, TRE was updated on October 27, 2026 and Knowme Storage on October 30, 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.*