# COLON vs Transparent red sheet

The clearest difference is ads: COLON at none against Transparent red sheet's shown. Transparent red sheet's advantage is update cadence (every 2 weeks vs every 29 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

COLON ships an update every 29 months, Transparent red sheet every 2 weeks. The most recent releases landed on October 4, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | COLON | Transparent red sheet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/colon/id1601664426/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 29 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 8 MB | 37 MB |
| Requires iOS | **15.0** | 15.8.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Toshihide Miyake](https://appshunter.io/developer/1552651386) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### COLON

[App page](https://appshunter.io/ios/app/colon/id1601664426)

A minimalist digital clock app that focuses on displaying the time in a large, clear format. Customize colors, fonts, and display options to suit your preferences. It offers essential features without unnecessary complexity.

**Highlights:** Large time display, Customizable background, text color, and font, 200 font options, Show/hide seconds, Minimalist design

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

**In-app purchases:** none


### Transparent red sheet

[App page](https://appshunter.io/ios/app/transparent-red-sheet/id6502324719)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is COLON free?

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

### Is Transparent red sheet free?

Transparent red sheet is free to download, with no in-app purchases.

### Do COLON or Transparent red sheet have ads?

Transparent red sheet shows ads; COLON does not.

### Which is updated more often, COLON or Transparent red sheet?

COLON ships an update every 29 months, and Transparent red sheet every 2 weeks. Most recently, COLON was updated on October 4, 2026 and Transparent red sheet on October 2, 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.*