# Smart Clean：Phone Storage vs Stress Matrix

The clearest difference is update cadence: Stress Matrix at daily against Smart Clean：Phone Storage's every 2 weeks. Smart Clean：Phone Storage's advantage is device support (3 vs 1) and iOS requirement (14.3 vs 16.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Smart Clean：Phone Storage sells 3 in-app purchases, starting at $19.99 per 7 days and Stress Matrix sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Smart Clean：Phone Storage ships an update every 2 weeks, Stress Matrix daily. The most recent releases landed on June 1, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Smart Clean：Phone Storage | Stress Matrix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/smart-cleanphone-storage/id6444508643/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Monetization | Freemium | — |
| Size | 147 MB | 2 MB |
| Requires iOS | **14.3** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [正荣 黄](https://appshunter.io/developer/1645504990) | [Mehmet Erdem Devge](https://appshunter.io/developer/1464750482) |

## What reviewers say

### Smart Clean：Phone Storage

[App page](https://appshunter.io/ios/app/smart-cleanphone-storage/id6444508643)

This app helps declutter your phone by automatically identifying and suggesting the deletion of duplicate photos, videos, and contacts. It also cleans up old calendar events and provides useful widgets to monitor battery and storage.

**Highlights:** Duplicate photo detection, Screenshot and blurry photo identification, Redundant video file deletion, Contact list management and merging, Batch deletion of expired calendar events, Battery and storage widgets, Customizable charging animations

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly VIP Plan | $19.99 | per 7 days |
| Monthly VIP Plan | $19.99 | per month |
| Yearly VIP Plan | $49.99 | per year |


### Stress Matrix

[App page](https://appshunter.io/ios/app/stress-matrix/id6736342574)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| lifetime | $1.99 | one-time |


## Frequently asked questions

### Is Smart Clean：Phone Storage free?

Smart Clean：Phone Storage is free to download, with in-app purchases available.

### Is Stress Matrix free?

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

### Do Smart Clean：Phone Storage or Stress Matrix have ads?

Neither Smart Clean：Phone Storage nor Stress Matrix shows ads.

### Which is updated more often, Smart Clean：Phone Storage or Stress Matrix?

Smart Clean：Phone Storage ships an update every 2 weeks, and Stress Matrix daily. Most recently, Smart Clean：Phone Storage was updated on June 1, 2026 and Stress Matrix on September 9, 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.*