# Hydrostatic Pressure Calc vs Lab Mate

The clearest difference is update cadence: Lab Mate at every 5 months against Hydrostatic Pressure Calc's every 31 months. Lab Mate also leads on ratings volume (6 vs 1). Hydrostatic Pressure Calc's advantage is price ($2.99 vs $6.99) and iOS requirement (13 vs 26.0). On rating, ads, in-app purchases and monetization model there is nothing between them.

Hydrostatic Pressure Calc costs $2.99 and Lab Mate $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Hydrostatic Pressure Calc against 5.0 for Lab Mate. That said, the two scores are not equally well evidenced: Lab Mate has 6 ratings behind it against 1, so its average is the more settled of the two.

Hydrostatic Pressure Calc ships an update every 31 months, Lab Mate every 5 months. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Hydrostatic Pressure Calc | Lab Mate |
| --- | --- | --- |
| Price | **$2.99** | $6.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/hydrostatic-pressure-calc/id1420384357/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/lab-mate-molarity-and-dilution/id1493317050/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 5 months** |
| Monetization | Paid | Paid |
| Size | 1 MB | 36 MB |
| Requires iOS | **13** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Nitrio](https://appshunter.io/developer/321121189) | [Marcus Griffiths](https://appshunter.io/developer/1493317049) |

## What reviewers say

### Hydrostatic Pressure Calc

[App page](https://appshunter.io/ios/app/hydrostatic-pressure-calc/id1420384357)

Quickly calculate hydrostatic pressure at any depth with this physics tool. It offers instant results, supports various units, and displays the relevant formulas for reference. Optimized for ease of use and accuracy.

**Highlights:** Instant hydrostatic pressure calculation, Supports multiple input units, Includes hydrostatic pressure formulas, Results are copyable, High precision up to 16 decimal places, Lightweight and optimized

**Features:** macOS Compatibility

**In-app purchases:** none


### Lab Mate

[App page](https://appshunter.io/ios/app/lab-mate-molarity-and-dilution/id1493317050)

This application simplifies complex chemistry calculations for molarity, dilutions, and mixtures. It offers a universal purchase for iPhone, iPad, and Mac, with features like chemical search, custom chemical saving, and a dedicated numeric keyboard for efficient data entry. Users can also customize decimal places and print their calculation history.

**Highlights:** Molarity, dilution, and mixture calculators, Percent dilution calculator, Chemical search and molecular weight lookup, Custom chemical saving, Dedicated numeric keyboard, Printable calculation history, Light and Dark Mode support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Hydrostatic Pressure Calc free?

Hydrostatic Pressure Calc costs $2.99, with no in-app purchases.

### Is Lab Mate free?

Lab Mate costs $6.99, with no in-app purchases.

### Which has better reviews, Hydrostatic Pressure Calc or Lab Mate?

Hydrostatic Pressure Calc and Lab Mate are both rated 5.0 out of 5 on the App Store, from 1 and 6 ratings respectively.

### Do Hydrostatic Pressure Calc or Lab Mate have ads?

Neither Hydrostatic Pressure Calc nor Lab Mate shows ads.

### Which is updated more often, Hydrostatic Pressure Calc or Lab Mate?

Hydrostatic Pressure Calc ships an update every 31 months, and Lab Mate every 5 months. Most recently, Hydrostatic Pressure Calc was updated on October 12, 2026 and Lab Mate on October 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.*