# Screw Identifier vs StopGuide

The clearest difference is review sentiment: StopGuide at 100% against Screw Identifier's 0%. StopGuide also leads on rating (5.0 vs 3.5) and in-app purchases (none vs 9). Screw Identifier's advantage is ratings volume (23 vs 4) and iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Screw Identifier sells 8 in-app purchases, starting at $4.99 per 7 days. StopGuide asks for nothing beyond the download.

StopGuide holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: Screw Identifier has 23 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 0% of Screw Identifier's written reviews are positive against 100% of StopGuide's.

Screw Identifier ships an update every 5 months, StopGuide fortnightly. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Screw Identifier | StopGuide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (23 ratings)](https://appshunter.io/ios/app/screw-identifier-bolt-id/id6759244718/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/stopguide/id6777474329/reviews)** |
| Number of ratings | **23** | 4 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 52 MB | 32 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [veysel yesilmen](https://appshunter.io/developer/1801211273) | [Akili Universe INC.](https://appshunter.io/developer/6775582508) |

## What reviewers say

### Screw Identifier

[App page](https://appshunter.io/ios/app/screw-identifier-bolt-id/id6759244718)

Instantly identify screws, bolts, nuts, and washers using AI with a photo. Get precise specifications, measurements, and material details. Perfect for DIYers, contractors, and mechanics.

**Highlights:** AI-powered photo identification, Precise measurements and specs, Comprehensive fastener database, Smart size reference with calibration, AI assistant for fastener questions, History and report generation

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $4.99 | per 7 days |
| Get Premium Access | $4.99 | per 7 days |
| Premium Weekly | $4.99 | per 7 days |
| Premium Weekly | $5.99 | per 7 days |
| Get Premium Access | $19.99 | per year |
| Premium Yearly | $29.99 | per year |
| Premium Yearly | $39.99 | per year |
| Lifetime Access | $19.99 | one-time |


### StopGuide

[App page](https://appshunter.io/ios/app/stopguide/id6777474329)

This app provides real-time, step-by-step guidance during police traffic stops. It records audio, logs GPS, and uses an AI assistant to inform you of your rights and appropriate responses.

**Highlights:** Real-time AI guidance, Step-by-step stop instructions, Automatic audio recording, GPS location logging, Emergency contact alerts, Know your rights, Incident report documentation

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

**In-app purchases:** none


## Frequently asked questions

### Is Screw Identifier free?

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

### Is StopGuide free?

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

### Which has better reviews, Screw Identifier or StopGuide?

StopGuide is rated higher. Screw Identifier averages 3.5 out of 5 from 23 ratings, while StopGuide averages 5.0 from 4 ratings.

### Do Screw Identifier or StopGuide have ads?

Neither Screw Identifier nor StopGuide shows ads.

### Which is updated more often, Screw Identifier or StopGuide?

Screw Identifier ships an update every 5 months, and StopGuide fortnightly. Most recently, Screw Identifier was updated on October 15, 2026 and StopGuide on October 13, 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.*