# Sea Shell Identifier & Guide vs Offsider

The clearest difference is review sentiment: Sea Shell Identifier & Guide at 75% against Offsider's 0%. Sea Shell Identifier & Guide also leads on rating (4.2 vs 1.0) and update cadence (weekly vs every 2 months). Offsider's advantage is ads (none vs shown). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Sea Shell Identifier & Guide sells 2 in-app purchases, starting at $4.99 per 7 days and Offsider sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Sea Shell Identifier & Guide holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: Sea Shell Identifier & Guide has 193 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 75% of Sea Shell Identifier & Guide's written reviews are positive against 0% of Offsider's.

Sea Shell Identifier & Guide ships an update weekly, Offsider every 2 months. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Sea Shell Identifier & Guide | Offsider |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (193 ratings)](https://appshunter.io/ios/app/sea-shell-identifier-and-guide/id6737306119/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/offsider/id6773689341/reviews) |
| Number of ratings | **193** | 1 |
| Positive reviews | **74.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 229 MB | 5 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ngoan Doan Thi](https://appshunter.io/developer/1654459361) | [Rajiv Dhinakaran](https://appshunter.io/developer/6773689343) |

## What reviewers say

### Sea Shell Identifier & Guide

[App page](https://appshunter.io/ios/app/sea-shell-identifier-and-guide/id6737306119)

Effortlessly identify seashells by taking a photo or uploading an image. Build a personalized digital collection of your favorite finds and create custom wallpapers from shell images. Explore detailed information and images for each recognized species.

**Highlights:** Seashell identification via photo, Detailed species information, Personalized seashell collection, Customizable wallpapers, Image upload for identification

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $4.99 | per 7 days |
| Premium Yearly | $39.99 | per year |

**What reviewers like**

- 👍 Convenient seashell identification
- 💎 Beautiful wallpapers
- 📚 Informative and detailed information
- 🗂️ Personalized seashell collection
- 🎓 Educational and helpful for nature enthusiasts

**What reviewers complain about**

- 🐛 Inaccurate shell identification
- 🔒 Limited free features, requires subscription
- 🔍 Generalized identification instead of specific species
- 🔌 Network errors and system issues

**Reported bugs**

- System errors when trying to identify shells
- Compatibility issues with older devices

**Requested features**

- More free identification attempts per day
- Improved accuracy for shell identification
- Expanded shell database coverage
- Offline mode for identification


### Offsider

[App page](https://appshunter.io/ios/app/offsider/id6773689341)

Create custom lists with unique fields for any purpose, from groceries to inventory. Calculate totals, search quickly, and scan items with your camera. Syncs across devices and offers collaboration features for premium users.

**Highlights:** Customizable list fields, Smart totals and formulas, Fast search and add, Barcode and QR scanning, Sort and group options, iCloud sync, Real-time collaboration (Premium)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Offsider Premium | $9.99 | one-time |


## Frequently asked questions

### Is Sea Shell Identifier & Guide free?

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

### Is Offsider free?

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

### Which has better reviews, Sea Shell Identifier & Guide or Offsider?

Sea Shell Identifier & Guide is rated higher. Sea Shell Identifier & Guide averages 4.2 out of 5 from 193 ratings, while Offsider averages 1.0 from 1 ratings.

### Do Sea Shell Identifier & Guide or Offsider have ads?

Sea Shell Identifier & Guide shows ads; Offsider does not.

### Which is updated more often, Sea Shell Identifier & Guide or Offsider?

Sea Shell Identifier & Guide ships an update weekly, and Offsider every 2 months. Most recently, Sea Shell Identifier & Guide was updated on November 4, 2026 and Offsider on November 5, 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.*