# ScubaPlan vs ZDive

The clearest difference is in-app purchases: ZDive at none against ScubaPlan's 4. ZDive also leads on rating (5.0 vs 4.6) and update cadence (every 4 days vs fortnightly). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. ScubaPlan sells 4 in-app purchases, starting at $2.99 per 7 days. ZDive asks for nothing beyond the download.

ZDive holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

ScubaPlan ships an update fortnightly, ZDive every 4 days. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | ScubaPlan | ZDive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (5 ratings)](https://appshunter.io/ios/app/scubaplan-diving-community/id6689517716/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/zdive/id6742788878/reviews)** |
| Number of ratings | **5** | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 62 MB | 17 MB |
| Requires iOS | 26.6 | **17.6** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Arturo Carretero Calvo](https://appshunter.io/developer/1004967520) | [ZYORK SOFTWARE LLC](https://appshunter.io/developer/1799979057) |

## What reviewers say

### ScubaPlan

[App page](https://appshunter.io/ios/app/scubaplan-diving-community/id6689517716)

Plan, log, and manage your dives with this comprehensive tool. Features include precise gas calculations, gear management, and community sharing. It also offers dive computer integration and weather forecasts for safe and confident diving.

**Highlights:** Dive planning with gas calculations, Log dives with photos and videos, Import dives from computers, Gear management, Ideal weight calculation, Community sharing, Weather conditions

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly premium subscription | $2.99 | per 7 days |
| Monthly premium subscription | $3.99 | per month |
| Annual premium subscription | $17.99 | per year |
| Lifetime Premium | $24.99 | one-time |


### ZDive

[App page](https://appshunter.io/ios/app/zdive/id6742788878)

This app transforms your Apple Watch into a professional dive companion, offering real-time tracking, decompression algorithms, and advanced analytics. Plan your dives, optimize gas mixtures, and manage your diver profile with comprehensive tools for both recreational and technical diving.

**Highlights:** Real-time dive tracking, Decompression algorithms, Dive planning suite, Breathing trainer, Live Activities & Widgets, CloudKit backup and sync

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ScubaPlan free?

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

### Is ZDive free?

ZDive is free to download, with no in-app purchases.

### Which has better reviews, ScubaPlan or ZDive?

ZDive is rated higher. ScubaPlan averages 4.6 out of 5 from 5 ratings, while ZDive averages 5.0 from 3 ratings.

### Do ScubaPlan or ZDive have ads?

Neither ScubaPlan nor ZDive shows ads.

### Which is updated more often, ScubaPlan or ZDive?

ScubaPlan ships an update fortnightly, and ZDive every 4 days. Most recently, ScubaPlan was updated on October 24, 2026 and ZDive on October 11, 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.*