# Big binary clock vs KEEPER

The clearest difference is update cadence: KEEPER at every 4 days against Big binary clock's every 13 months. On price, ads, in-app purchases and device support there is nothing between them.

Big binary clock costs $0.99 and KEEPER $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Big binary clock ships an update every 13 months, KEEPER every 4 days. The most recent releases landed on October 23, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Big binary clock | KEEPER |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/big-binary-clock/id572188132/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 4 days** |
| Monetization | Paid | — |
| Size | 2 MB | 14 MB |
| Requires iOS | 14.4 | 14.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Rutkowskij](https://appshunter.io/developer/518370415) | [hideo nakamura](https://appshunter.io/developer/1242808811) |

## What reviewers say

### Big binary clock

[App page](https://appshunter.io/ios/app/big-binary-clock/id572188132)

This app displays the current time using binary code. Customize the appearance with different LED shapes, colors, and brightness levels. It offers a unique way to view time for tech enthusiasts.

**Highlights:** Binary time display, Round LED option, Square LED option, Geek mode, Customizable colors, Adjustable brightness

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

**In-app purchases:** none


### KEEPER

[App page](https://appshunter.io/ios/app/keeper-time-management-tool/id6502432858)

**In-app purchases:** none


## Frequently asked questions

### Is Big binary clock free?

Big binary clock costs $0.99, with no in-app purchases.

### Is KEEPER free?

KEEPER costs $0.99, with no in-app purchases.

### Do Big binary clock or KEEPER have ads?

Neither Big binary clock nor KEEPER shows ads.

### Which is updated more often, Big binary clock or KEEPER?

Big binary clock ships an update every 13 months, and KEEPER every 4 days. Most recently, Big binary clock was updated on October 23, 2026 and KEEPER on October 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*