# Sea Shell Identifier vs quant blitz

The clearest difference is update cadence: quant blitz at every 3 days against Sea Shell Identifier's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sea Shell Identifier sells 4 in-app purchases, starting at $3.99 per 7 days and quant blitz sells 3 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

Sea Shell Identifier ships an update every 2 weeks, quant blitz every 3 days. The most recent releases landed on October 30, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Sea Shell Identifier | quant blitz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (242 ratings)](https://appshunter.io/ios/app/sea-shell-identifier-ai-id/id6748404464/reviews)** | — |
| Number of ratings | **242** | — |
| Positive reviews | 77.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Subscription | — |
| Size | 54 MB | 61 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Bohdan Hordiienko](https://appshunter.io/developer/1716193315) | [Velori Labs Ltd](https://appshunter.io/developer/1895293469) |

## What reviewers say

### Sea Shell Identifier

[App page](https://appshunter.io/ios/app/sea-shell-identifier-ai-id/id6748404464)

Instantly identify seashells with AI by taking a photo. Get detailed information including scientific name, habitat, rarity, and edibility. Organize your finds with a history feature, accessible even offline.

**Highlights:** AI-powered identification, Detailed shell profiles, Rarity and market value, Safety and edibility info, Offline access, Organized history

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Sea Shell Identifier | $3.99 | per 7 days |
| Sea Shell Identifier Weekly | $4.99 | per 7 days |
| Annual Sea Shell Identifier | $29.99 | per year |
| Sea Shell Identifier Lifetime | $39.99 | one-time |

**What reviewers like**

- 🚀 Fast results
- 👍 Great design
- 💡 Interesting information
- 👍 Fun and educational
- 👍 Easy to use

**What reviewers complain about**

- 🐛 Incorrect shell identification
- 🔒 Requires subscription
- 🐛 Crashes frequently
- 🐛 Limited override options

**Reported bugs**

- Crashes when trying to add to collection
- Incompatible with some devices

**Requested features**

- Allow overriding of AI identification
- Improve shell identification accuracy


### quant blitz

[App page](https://appshunter.io/ios/app/quant-blitz-interview-prep/id6820223409)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $12.99 | per month |
| Premium Yearly | $79.99 | per year |
| Premium Lifetime | $199.99 | one-time |


## Frequently asked questions

### Is Sea Shell Identifier free?

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

### Is quant blitz free?

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

### Do Sea Shell Identifier or quant blitz have ads?

Neither Sea Shell Identifier nor quant blitz shows ads.

### Which is updated more often, Sea Shell Identifier or quant blitz?

Sea Shell Identifier ships an update every 2 weeks, and quant blitz every 3 days. Most recently, Sea Shell Identifier was updated on October 30, 2026 and quant blitz on November 6, 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.*