# ChangeWatcher vs ClearSpace

The clearest difference is in-app purchases: ClearSpace at none against ChangeWatcher's 3. ClearSpace also leads on ads (none vs shown). ChangeWatcher's advantage is update cadence (every 8 days vs every 3 weeks) and iOS requirement (18.0 vs 26.6). On price and device support there is nothing between them.

Both are free to download. ChangeWatcher sells 3 in-app purchases, starting at $0.99 per month. ClearSpace asks for nothing beyond the download.

ChangeWatcher ships an update every 8 days, ClearSpace every 3 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ChangeWatcher | ClearSpace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/clearspace-ai-storage-cleaner/id6759354771/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 3 weeks |
| Monetization | — | Free |
| Size | 33 MB | 4 MB |
| Requires iOS | **18.0** | 26.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Paolo Leonardi](https://appshunter.io/developer/1065225960) | [Jingling Zhu](https://appshunter.io/developer/1632188995) |

## What reviewers say

### ChangeWatcher

[App page](https://appshunter.io/ios/app/changewatcher/id6739185519)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free Monthly | $0.99 | per month |
| Ad-Free Yearly | $4.99 | per year |
| Ad-Free Lifetime | $9.99 | one-time |


### ClearSpace

[App page](https://appshunter.io/ios/app/clearspace-ai-storage-cleaner/id6759354771)

Free up iPhone storage quickly with AI-powered tools. Identify and delete forgotten screenshots, large videos, duplicate photos, and contacts. Track your progress and unlock achievements as you reclaim space.

**Highlights:** Smart screenshot cleanup, Large video finder, AI duplicate photo detector, Contact cleanup, Storage breakdown charts, Gamified achievements

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

**In-app purchases:** none


## Frequently asked questions

### Is ChangeWatcher free?

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

### Is ClearSpace free?

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

### Do ChangeWatcher or ClearSpace have ads?

ChangeWatcher shows ads; ClearSpace does not.

### Which is updated more often, ChangeWatcher or ClearSpace?

ChangeWatcher ships an update every 8 days, and ClearSpace every 3 weeks. Most recently, ChangeWatcher was updated on November 4, 2026 and ClearSpace on October 31, 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.*