# Caveradar vs Fathom Dive Planner

The clearest difference is update cadence: Fathom Dive Planner at daily against Caveradar's every 4 days. Caveradar's advantage is iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Caveradar sells 1 in-app purchase, starting at $1.99 per month and Fathom Dive Planner sells 2 in-app purchases, starting at $6.99 per year. Whichever you choose, the download price is not the number that matters.

Caveradar ships an update every 4 days, Fathom Dive Planner daily. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Caveradar | Fathom Dive Planner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/caveradar/id6761065504/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Daily** |
| Monetization | Freemium | — |
| Size | 43 MB | 8 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Harald Franzen](https://appshunter.io/developer/1887593106) | [Total Immersion](https://appshunter.io/developer/408473253) |

## What reviewers say

### Caveradar

[App page](https://appshunter.io/ios/app/caveradar/id6761065504)

Plan cave dives with detailed condition reports, weather context, and directions. Access key information offline and find local dive partners. Contribute reports to keep conditions updated for the community.

**Highlights:** Recent cave condition reports, Weather context for dive sites, Driving directions and access info, Offline caching of key data, Partner listings for instructors/centers, Fast, dropdown-only report contribution

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Caveradar Premium | $1.99 | per month |


### Fathom Dive Planner

[App page](https://appshunter.io/ios/app/fathom-dive-planner/id6775766574)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fathom Premium - Annual | $6.99 | per year |
| Fathom Premium - Lifetime | $17.99 | one-time |


## Frequently asked questions

### Is Caveradar free?

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

### Is Fathom Dive Planner free?

Fathom Dive Planner is free to download, with in-app purchases available.

### Do Caveradar or Fathom Dive Planner have ads?

Neither Caveradar nor Fathom Dive Planner shows ads.

### Which is updated more often, Caveradar or Fathom Dive Planner?

Caveradar ships an update every 4 days, and Fathom Dive Planner daily. Most recently, Caveradar was updated on October 7, 2026 and Fathom Dive Planner on October 16, 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.*