# ShellLens vs Sea Shell Identifier

The clearest difference is in-app purchases: Sea Shell Identifier at none against ShellLens's 2. Sea Shell Identifier also leads on update cadence (every 3 weeks vs every 3 months). ShellLens's advantage is iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. ShellLens sells 2 in-app purchases, starting at $3.99 per 7 days. Sea Shell Identifier asks for nothing beyond the download.

ShellLens ships an update every 3 months, Sea Shell Identifier every 3 weeks. The most recent releases landed on September 21, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | ShellLens | Sea Shell Identifier |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 8 MB | 15 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ryo Tsudukihashi](https://appshunter.io/developer/1320583602) | [Alejandro Pacheco](https://appshunter.io/developer/1776997586) |

## What reviewers say

### ShellLens

[App page](https://appshunter.io/ios/app/shelllens-seashell-ai-guide/id6757253733)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $3.99 | per 7 days |
| Yearly Plan | $29.99 | per year |


### Sea Shell Identifier

[App page](https://appshunter.io/ios/app/sea-shell-identifier-shellmap/id6769487594)

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

**In-app purchases:** none


## Frequently asked questions

### Is ShellLens free?

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

### Is Sea Shell Identifier free?

Sea Shell Identifier is free to download, with no in-app purchases.

### Do ShellLens or Sea Shell Identifier have ads?

Neither ShellLens nor Sea Shell Identifier shows ads.

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

ShellLens ships an update every 3 months, and Sea Shell Identifier every 3 weeks. Most recently, ShellLens was updated on September 21, 2026 and Sea Shell Identifier on September 24, 2026.

---

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