# DiveCore vs Dive Toolbox

The clearest difference is iOS requirement: Dive Toolbox at 15.0 against DiveCore's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. DiveCore sells 3 in-app purchases, starting at $4.99 per month and Dive Toolbox sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 6 days. The most recent releases landed on September 21, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | DiveCore | Dive Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | Every 6 days |
| Monetization | Freemium | — |
| Size | 18 MB | 33 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [juseong kim](https://appshunter.io/developer/1875156558) | [Onosia](https://appshunter.io/developer/1880704645) |

## What reviewers say

### DiveCore

[App page](https://appshunter.io/ios/app/divecore-dive-computer/id6758817797)

This app transforms your Apple Watch Ultra into a professional dive computer. It uses on-device AI to analyze your dives, providing insights into safety, efficiency, and consistency. Features include real-time decompression modeling, estimated dive routes, and a no-fly timer.

**Highlights:** Bühlmann ZHL-16C decompression model, Real-time NDL + decompression ceiling display, Estimated dive route visualization, No-fly timer with Live Activity, On-device AI dive scoring, Dive log with iCloud sync, Underwater color correction

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DiveCore Pro (Monthly) | $4.99 | per month |
| DiveCore Pro (Yearly) | $29.99 | per year |
| DiveCore Pro 1-Day Pass | $2.99 | one-time |


### Dive Toolbox

[App page](https://appshunter.io/ios/app/dive-toolbox/id6759796903)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $5.99 | per month |
| Premium Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is DiveCore free?

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

### Is Dive Toolbox free?

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

### Do DiveCore or Dive Toolbox have ads?

Neither DiveCore nor Dive Toolbox shows ads.

### Which is updated more often, DiveCore or Dive Toolbox?

DiveCore ships an update every 6 days, and Dive Toolbox every 6 days. Most recently, DiveCore was updated on September 21, 2026 and Dive Toolbox on September 24, 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.*