# Unix TimeStamp vs KeepWaves

The clearest difference is update cadence: Unix TimeStamp at every 6 weeks against KeepWaves's every 19 months. KeepWaves's advantage is monetization model (free vs ad-supported). On price, rating, ratings volume 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 — 5.0 for Unix TimeStamp against 5.0 for KeepWaves. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Unix TimeStamp ships an update every 6 weeks, KeepWaves every 19 months. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Unix TimeStamp | KeepWaves |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/unix-timestamp/id6737517840/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/keepwaves/id6742164032/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 19 months |
| Monetization | Ad-supported | **Free** |
| Size | 4 MB | 15 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [灿耿 陈](https://appshunter.io/developer/1688324562) | [Arla Services](https://appshunter.io/developer/1793706092) |

## What reviewers say

### Unix TimeStamp

[App page](https://appshunter.io/ios/app/unix-timestamp/id6737517840)

This tool simplifies working with Unix timestamps, offering one-click display and copying. It supports switching between second and millisecond precision, bidirectional conversion to human-readable dates, and multi-time zone conversions.

**Highlights:** One-click timestamp display, One-click copy to clipboard, Second and millisecond precision toggle, Bidirectional timestamp to date conversion, Multi-time zone conversion, Manual data copying

**Features:** Vision Pro support

**In-app purchases:** none


### KeepWaves

[App page](https://appshunter.io/ios/app/keepwaves/id6742164032)

Transform audio recordings into visual art with customizable waveform visualizations. Capture high-quality sound, apply effects, and share your unique acoustic memories as audio, images, or videos. Preserve precious sounds in a way that engages both sight and hearing.

**Highlights:** Customizable waveform visualizations, High-quality audio recording, Real-time visualization, Advanced audio processing, Multiple export options (audio, image, video), Intuitive organization and search, Interactive playback

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

**In-app purchases:** none


## Frequently asked questions

### Is Unix TimeStamp free?

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

### Is KeepWaves free?

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

### Which has better reviews, Unix TimeStamp or KeepWaves?

Unix TimeStamp and KeepWaves are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Unix TimeStamp or KeepWaves have ads?

Neither Unix TimeStamp nor KeepWaves shows ads.

### Which is updated more often, Unix TimeStamp or KeepWaves?

Unix TimeStamp ships an update every 6 weeks, and KeepWaves every 19 months. Most recently, Unix TimeStamp was updated on October 8, 2026 and KeepWaves on October 13, 2026.

---

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