# Binary Clock vs Split Flap

The clearest difference is in-app purchases: Binary Clock at none against Split Flap's 1. Split Flap's advantage is update cadence (monthly vs every 12 months) and device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Split Flap sells 1 one-off in-app purchase. Binary Clock asks for nothing beyond the download.

Binary Clock ships an update every 12 months, Split Flap monthly. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Binary Clock | Split Flap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.5 (2 ratings)](https://appshunter.io/ios/app/split-flap-flip-clock-board/id6761210836/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Monthly** |
| Monetization | — | Free |
| Size | 0 MB | 4 MB |
| Requires iOS | 17.2 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [Sayan Goswami](https://appshunter.io/developer/1724985919) | [Hello Good Day LLC](https://appshunter.io/developer/1720039558) |

## What reviewers say

### Binary Clock

[App page](https://appshunter.io/ios/app/binary-clock-view-time-in-bcd/id6475730187)

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

**In-app purchases:** none


### Split Flap

[App page](https://appshunter.io/ios/app/split-flap-flip-clock-board/id6761210836)

Transform your devices into a retro split-flap display. Enjoy various modes like clock, weather, messages, and timers with satisfying mechanical sounds. Customize your display with unique themes and patterns across all your Apple devices.

**Highlights:** Split-flap display simulation, Multiple display modes (Clock, Weather, Message, Timer), Customizable themes and flip patterns, Lock Screen and Home Screen widgets, Cross-platform support (iPhone, iPad, Mac, Apple TV), Satisfying mechanical sound effects, StandBy mode integration

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SplitFlap Premium | $1.99 | one-time |


## Frequently asked questions

### Is Binary Clock free?

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

### Is Split Flap free?

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

### Do Binary Clock or Split Flap have ads?

Neither Binary Clock nor Split Flap shows ads.

### Which is updated more often, Binary Clock or Split Flap?

Binary Clock ships an update every 12 months, and Split Flap monthly. Most recently, Binary Clock was updated on November 8, 2026 and Split Flap on October 31, 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.*