# Flash Cleaner vs Readify PDF

The clearest difference is ads: Readify PDF at none against Flash Cleaner's shown. Flash Cleaner's advantage is update cadence (every 3 days vs every 3 weeks) and iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Flash Cleaner ships an update every 3 days, Readify PDF every 3 weeks. The most recent releases landed on October 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Flash Cleaner | Readify PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/flash-cleaner-storage-manager/id6746331027/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Ad-supported | — |
| Size | 66 MB | 68 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Appwords](https://appshunter.io/developer/1766020257) | [颖 罗](https://appshunter.io/developer/1846240393) |

## What reviewers say

### Flash Cleaner

[App page](https://appshunter.io/ios/app/flash-cleaner-storage-manager/id6746331027)

Easily manage your phone's media files. Identify and delete duplicate or similar photos and videos to free up storage space. Compress media and organize screenshots for a smoother, more secure device.

**Highlights:** Identify and delete duplicate photos/videos, Compress photos and videos, Screenshot management, Privacy album with encryption, One-tap media optimization, Quick scan for similar media

**Features:** macOS Compatibility

**In-app purchases:** none


### Readify PDF

[App page](https://appshunter.io/ios/app/readify-pdf/id6755715856)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flash Cleaner free?

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

### Is Readify PDF free?

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

### Do Flash Cleaner or Readify PDF have ads?

Flash Cleaner shows ads; Readify PDF does not.

### Which is updated more often, Flash Cleaner or Readify PDF?

Flash Cleaner ships an update every 3 days, and Readify PDF every 3 weeks. Most recently, Flash Cleaner was updated on October 3, 2026 and Readify PDF on September 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*