# Shark Tooth Identifier vs WeldLens

The clearest difference is rating: Shark Tooth Identifier at 3.6 against WeldLens's 1.5. Shark Tooth Identifier also leads on ratings volume (34 vs 2). WeldLens's advantage is in-app purchases (none vs 2) and device support (3 vs 1). On price, update cadence and ads there is nothing between them.

Both are free to download. Shark Tooth Identifier sells 2 in-app purchases, starting at $5.99 per 7 days. WeldLens asks for nothing beyond the download.

Shark Tooth Identifier holds the better App Store score, 3.6 against 1.5. That said, the two scores are not equally well evidenced: Shark Tooth Identifier has 34 ratings behind it against 2, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Shark Tooth Identifier | WeldLens |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (34 ratings)](https://appshunter.io/ios/app/shark-tooth-identifier/id6747626126/reviews)** | [1.5 (2 ratings)](https://appshunter.io/ios/app/weldlens/id6771669060/reviews) |
| Number of ratings | **34** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 34 MB | 30 MB |
| Requires iOS | 18.2 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Patrick van der Ploeg](https://appshunter.io/developer/1789764470) | [Skillveri Inc](https://appshunter.io/developer/6771669062) |

## What reviewers say

### Shark Tooth Identifier

[App page](https://appshunter.io/ios/app/shark-tooth-identifier/id6747626126)

Instantly identify shark teeth from photos using advanced AI. Learn detailed information about each species, including its habitat and evolution. Organize your finds with a personalized collection manager.

**Highlights:** AI-powered tooth identification, Detailed species information, Personalized collection manager, Photo analysis, Fossil and modern teeth database

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Shark Tooth Identifier Weekly | $5.99 | per 7 days |
| Shark Tooth Identifier Annual | $44.99 | per year |


### WeldLens

[App page](https://appshunter.io/ios/app/weldlens/id6771669060)

Instantly analyze weld quality using AI from your mobile device. Upload a photo, input details, and receive objective scores and detailed feedback on defects. Track your progress and maintain a digital record of inspections.

**Highlights:** AI-driven weld bead analysis, Objective scoring and detailed feedback, Detection of common weld defects, ISO 5817-2023 standard compliance, Automated report generation and history, User-friendly interface for field use

**In-app purchases:** none


## Frequently asked questions

### Is Shark Tooth Identifier free?

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

### Is WeldLens free?

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

### Which has better reviews, Shark Tooth Identifier or WeldLens?

Shark Tooth Identifier is rated higher. Shark Tooth Identifier averages 3.6 out of 5 from 34 ratings, while WeldLens averages 1.5 from 2 ratings.

### Do Shark Tooth Identifier or WeldLens have ads?

Neither Shark Tooth Identifier nor WeldLens shows ads.

### Which is updated more often, Shark Tooth Identifier or WeldLens?

Shark Tooth Identifier ships an update fortnightly, and WeldLens fortnightly. Most recently, Shark Tooth Identifier was updated on November 5, 2026 and WeldLens 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.*