# True Binary Clock Free vs Shark Countdown

The clearest difference is update cadence: Shark Countdown at every 6 months against True Binary Clock Free's every 24 months. True Binary Clock Free's advantage is ratings volume (12 vs 1) and iOS requirement (9.0 vs 17.0). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 3.9 for True Binary Clock Free against 4.0 for Shark Countdown. That said, the two scores are not equally well evidenced: True Binary Clock Free has 12 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 78% of True Binary Clock Free's written reviews are positive against 75% of Shark Countdown's.

True Binary Clock Free ships an update every 24 months, Shark Countdown every 6 months. The most recent releases landed on October 7, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | True Binary Clock Free | Shark Countdown |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (12 ratings)](https://appshunter.io/ios/app/true-binary-clock-free/id328085957/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/shark-countdown/id679725947/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | **78.3% of reviews** | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 6 months** |
| Monetization | Free | Free |
| Size | 9 MB | 51 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 9+ |
| Developer | [C Loep](https://appshunter.io/developer/300802963) | [JS Digital Productions, Inc.](https://appshunter.io/developer/1012108950) |

## What reviewers say

### True Binary Clock Free

[App page](https://appshunter.io/ios/app/true-binary-clock-free/id328085957)

This app displays time using binary code, offering both true binary and BCD modes. It includes an optional digital clock display and supports 12 or 24-hour formats with customizable colors. It's designed to be educational and visually appealing.

**Highlights:** True binary clock mode, BCD binary clock mode, Optional digital clock, 12/24 hour time format, Configurable colors, Disable screen lock option

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

**In-app purchases:** none


### Shark Countdown

[App page](https://appshunter.io/ios/app/shark-countdown/id679725947)

This app provides a stylish countdown to Shark Week with second-by-second precision. It offers seamless Apple Watch integration and a preview of a "Bite Me - Shark Attack" game, making it an ideal companion for shark enthusiasts.

**Highlights:** Precise countdowns to the second, Apple Watch integration, Preview of "Bite Me - Shark Attack" game, Shark enthusiast companion, Sleek design

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

**In-app purchases:** none


## Frequently asked questions

### Is True Binary Clock Free free?

True Binary Clock Free is free to download, with no in-app purchases.

### Is Shark Countdown free?

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

### Which has better reviews, True Binary Clock Free or Shark Countdown?

Shark Countdown is rated higher. True Binary Clock Free averages 3.9 out of 5 from 12 ratings, while Shark Countdown averages 4.0 from 1 ratings.

### Do True Binary Clock Free or Shark Countdown have ads?

Neither True Binary Clock Free nor Shark Countdown shows ads.

### Which is updated more often, True Binary Clock Free or Shark Countdown?

True Binary Clock Free ships an update every 24 months, and Shark Countdown every 6 months. Most recently, True Binary Clock Free was updated on October 7, 2026 and Shark Countdown on September 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.*