# Knowme Storage vs MarkBuy

The clearest difference is ratings volume: MarkBuy at 9 against Knowme Storage's 2. On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Knowme Storage sells 2 in-app purchases, starting at $4.99 per year and MarkBuy sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Knowme Storage against 5.0 for MarkBuy. Both are backed by a comparable volume of ratings — 2 and 9 respectively.

Knowme Storage ships an update every 2 weeks, MarkBuy fortnightly. The most recent releases landed on October 21, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Knowme Storage | MarkBuy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/knowme-storage/id6740251522/reviews) | [5.0 (9 ratings)](https://appshunter.io/ios/app/markbuy/id6745769884/reviews) |
| Number of ratings | 2 | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Freemium | Free with in-app purchases |
| Size | 11 MB | 56 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [祺 王](https://appshunter.io/developer/1789135646) | [舟 徐](https://appshunter.io/developer/1642105940) |

## 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 |


### MarkBuy

[App page](https://appshunter.io/ios/app/markbuy/id6745769884)

Easily track, analyze, and manage all your digital subscriptions in one secure place. Get a clear overview of your spending, receive timely renewal reminders, and gain insights into your financial habits with customizable settings and multi-currency support.

**Highlights:** Comprehensive subscription management, Spending overview and analytics, Calendar renewal reminders, Biometric data protection, Multi-currency support, iCloud sync across devices, Smart app store lookup

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Quarterly Subscription | $3.99 | per 3 months |
| Annual Subscription | $6.99 | per year |
| MarkBuy 高级功能 | $6.99 | one-time |


## Frequently asked questions

### Is Knowme Storage free?

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

### Is MarkBuy free?

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

### Which has better reviews, Knowme Storage or MarkBuy?

Knowme Storage and MarkBuy are both rated 5.0 out of 5 on the App Store, from 2 and 9 ratings respectively.

### Do Knowme Storage or MarkBuy have ads?

Neither Knowme Storage nor MarkBuy shows ads.

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

Knowme Storage ships an update every 2 weeks, and MarkBuy fortnightly. Most recently, Knowme Storage was updated on October 21, 2026 and MarkBuy on October 20, 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.*