# Bone Zone vs Shell Spot

The clearest difference is ads: Shell Spot at none against Bone Zone's shown. Shell Spot also leads on update cadence (every 5 days vs every 10 months) and iOS requirement (15.1 vs 18.2). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Bone Zone sells 1 in-app purchase, starting at $9.99 per year and Shell Spot sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Bone Zone ships an update every 10 months, Shell Spot every 5 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Bone Zone | Shell Spot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shell-spot/id6759137185/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 155 MB |
| Requires iOS | 18.2 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Brandon Tate](https://appshunter.io/developer/1762298061) | [Epoch Technologies LLC](https://appshunter.io/developer/1800612048) |

## What reviewers say

### Bone Zone

[App page](https://appshunter.io/ios/app/bone-zone/id6752546351)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bone Zone Premium | $9.99 | per year |


### Shell Spot

[App page](https://appshunter.io/ios/app/shell-spot/id6759137185)

Identify shells, sea beans, seaweed, and other coastal finds with this educational guide. Learn about their origins, habitats, and roles in marine ecosystems. Log your discoveries with photos and locations to build a personal record of your beach explorations.

**Highlights:** Coastal identification of shells, sea beans, and seaweed, Educational insights on origins and habitats, Personal find log with photos and locations, Encourages learning about coastal ecosystems, Focus on US coastal finds with expansion planned

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Shell Spot Unlimited | $2.99 | per month |
| Shell Spot Infinite | $14.99 | one-time |


## Frequently asked questions

### Is Bone Zone free?

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

### Is Shell Spot free?

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

### Do Bone Zone or Shell Spot have ads?

Bone Zone shows ads; Shell Spot does not.

### Which is updated more often, Bone Zone or Shell Spot?

Bone Zone ships an update every 10 months, and Shell Spot every 5 days. Most recently, Bone Zone was updated on October 28, 2026 and Shell Spot on October 28, 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.*