# Postal Time Keeper vs ChromaPulse

The clearest difference is price: ChromaPulse at Free against Postal Time Keeper's $0.99. ChromaPulse also leads on rating (5.0 vs 3.6) and update cadence (every 6 weeks vs every 11 months). Postal Time Keeper's advantage is chart position (#190 vs unranked) and ratings volume (7 vs 1). On ads and in-app purchases there is nothing between them.

ChromaPulse is free to download; Postal Time Keeper costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ChromaPulse holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: Postal Time Keeper has 7 ratings behind it against 1, so its average is the more settled of the two.

Postal Time Keeper ships an update every 11 months, ChromaPulse every 6 weeks. The most recent releases landed on July 5, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Postal Time Keeper | ChromaPulse |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.6 (7 ratings)](https://appshunter.io/ios/app/postal-time-keeper/id1600112167/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chromapulse/id6448711600/reviews)** |
| Number of ratings | **7** | 1 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 6 weeks** |
| Monetization | Paid | **Free** |
| Best chart rank | **#190** | — |
| Size | 1 MB | 44 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mark Cornish](https://appshunter.io/developer/1600112169) | [Eduardo Moreno Adanez](https://appshunter.io/developer/1598931010) |

## What reviewers say

### Postal Time Keeper

[App page](https://appshunter.io/ios/app/postal-time-keeper/id1600112167)

**Currently charting:** #190 Top Paid · Utilities (US App Store)

Easily track your daily clock rings and important time stamps without manual notes. This app provides a clear 100-unit time display and allows you to search past entries by route number. Customize operations and store your barcode for quick scanner logins.

**Highlights:** Track clock rings, 100-unit time display, Search by route number, Customizable operations, Store barcode for scanner, Home screen widget

**Features:** macOS Compatibility

**In-app purchases:** none


### ChromaPulse

[App page](https://appshunter.io/ios/app/chromapulse/id6448711600)

Transform any display into a dynamic light source for professional lighting design. Control color, intensity, and timing for theatrical and performance venues with intuitive mobile controls.

**Highlights:** Dynamic light source creation, Color control, Intensity adjustment, Timing synchronization, Theatrical lighting effects, Performance venue integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Postal Time Keeper free?

Postal Time Keeper costs $0.99, with no in-app purchases.

### Is ChromaPulse free?

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

### Which has better reviews, Postal Time Keeper or ChromaPulse?

ChromaPulse is rated higher. Postal Time Keeper averages 3.6 out of 5 from 7 ratings, while ChromaPulse averages 5.0 from 1 ratings.

### Do Postal Time Keeper or ChromaPulse have ads?

Neither Postal Time Keeper nor ChromaPulse shows ads.

### Which is updated more often, Postal Time Keeper or ChromaPulse?

Postal Time Keeper ships an update every 11 months, and ChromaPulse every 6 weeks. Most recently, Postal Time Keeper was updated on July 5, 2026 and ChromaPulse on September 19, 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.*