# PixelCipher vs Screw Identifier

The clearest difference is in-app purchases: PixelCipher at none against Screw Identifier's 3. PixelCipher also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Screw Identifier sells 3 in-app purchases, starting at $2.99 per 7 days. PixelCipher asks for nothing beyond the download.

## The numbers

| Metric | PixelCipher | Screw Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (19 ratings)](https://appshunter.io/ios/app/screw-identifier-fastener-id/id6751171399/reviews)** |
| Number of ratings | — | **19** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 94 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [硕 王](https://appshunter.io/developer/1443823667) | [FANG FANG](https://appshunter.io/developer/1833796784) |

## What reviewers say

### PixelCipher

[App page](https://appshunter.io/ios/app/pixelcipher/id6745743762)

**Features:** macOS Compatibility

**In-app purchases:** none


### Screw Identifier

[App page](https://appshunter.io/ios/app/screw-identifier-fastener-id/id6751171399)

Instantly identify screws, bolts, and nuts using AI. Measure dimensions, access detailed specifications, and get expert guidance from a chatbot. Ideal for DIYers, mechanics, and hobbyists.

**Highlights:** AI-powered fastener identification, Precise measurement with ruler reference, Detailed specifications (type, size, material), AI chatbot for expert guidance, Scan history and reports, Intuitive interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $2.99 | per 7 days |
| Weekly Pro | $3.99 | per 7 days |
| Yearly Pro | $19.99 | per year |


## Frequently asked questions

### Is PixelCipher free?

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

### Is Screw Identifier free?

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

### Do PixelCipher or Screw Identifier have ads?

Screw Identifier shows ads; PixelCipher does not.

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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.*