# Binary Geek Clock vs Hydrostatic Pressure Calc

The clearest difference is rating: Hydrostatic Pressure Calc at 5.0 against Binary Geek Clock's 4.3. Hydrostatic Pressure Calc also leads on iOS requirement (13 vs 18.0). Binary Geek Clock's advantage is update cadence (every 12 months vs every 31 months) and price ($0.99 vs $2.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

Binary Geek Clock costs $0.99 and Hydrostatic Pressure Calc $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Hydrostatic Pressure Calc holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Binary Geek Clock ships an update every 12 months, Hydrostatic Pressure Calc every 31 months. The most recent releases landed on June 1, 2026 and June 25, 2026 respectively.

## The numbers

| Metric | Binary Geek Clock | Hydrostatic Pressure Calc |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | [4.3 (3 ratings)](https://appshunter.io/ios/app/binary-geek-clock/id297643122/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hydrostatic-pressure-calc/id1420384357/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 31 months |
| Monetization | Paid | Paid |
| Size | 1 MB | 1 MB |
| Requires iOS | 18.0 | **13** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mike Anelli](https://appshunter.io/developer/297643125) | [Tan Chia Ling](https://appshunter.io/developer/321121189) |

## What reviewers say

### Binary Geek Clock

[App page](https://appshunter.io/ios/app/binary-geek-clock/id297643122)

This app displays the current time in binary format, offering standard or real binary options. It can also function as a desk clock and includes a hexadecimal display for a unique time-telling experience.

**Highlights:** Standard and Real binary display, Desk clock mode, 12/24 hour time format, Hexadecimal clock option, Digital time display, Power of 2 indicator

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Binary Geek Clock free?

Binary Geek Clock costs $0.99, with no in-app purchases.

### Is Hydrostatic Pressure Calc free?

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

### Which has better reviews, Binary Geek Clock or Hydrostatic Pressure Calc?

Hydrostatic Pressure Calc is rated higher. Binary Geek Clock averages 4.3 out of 5 from 3 ratings, while Hydrostatic Pressure Calc averages 5.0 from 1 ratings.

### Do Binary Geek Clock or Hydrostatic Pressure Calc have ads?

Neither Binary Geek Clock nor Hydrostatic Pressure Calc shows ads.

### Which is updated more often, Binary Geek Clock or Hydrostatic Pressure Calc?

Binary Geek Clock ships an update every 12 months, and Hydrostatic Pressure Calc every 31 months. Most recently, Binary Geek Clock was updated on June 1, 2026 and Hydrostatic Pressure Calc on June 25, 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.*