# TimerStamp vs iomatrix

The clearest difference is update cadence: iomatrix at every 4 days against TimerStamp's every 7 months. iomatrix also leads on device support (5 vs 2). TimerStamp's advantage is iOS requirement (18.1 vs 26.0). On price, ads and in-app purchases there is nothing between them.

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

TimerStamp ships an update every 7 months, iomatrix every 4 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | TimerStamp | iomatrix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/iomatrix/id6760413591/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 days** |
| Monetization | — | Free |
| Size | 3 MB | 27 MB |
| Requires iOS | **18.1** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Apple Watch, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Yeseul Lee](https://appshunter.io/developer/1549517981) | [Joonhee Cho](https://appshunter.io/developer/1124471697) |

## What reviewers say

### TimerStamp

[App page](https://appshunter.io/ios/app/timerstamp/id6747160684)

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

**In-app purchases:** none


### iomatrix

[App page](https://appshunter.io/ios/app/iomatrix/id6760413591)

Organize your life using the Eisenhower Matrix framework. Prioritize tasks by urgency and importance, manage them across custom workspaces, and visualize your productivity with a unique heatmap. Seamlessly syncs across Apple devices.

**Highlights:** Eisenhower Matrix prioritization, Customizable workspaces, GitHub-style activity heatmap, Cross-platform Apple device support, iCloud sync and offline access, Home and Lock Screen widgets

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is TimerStamp free?

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

### Is iomatrix free?

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

### Do TimerStamp or iomatrix have ads?

Neither TimerStamp nor iomatrix shows ads.

### Which is updated more often, TimerStamp or iomatrix?

TimerStamp ships an update every 7 months, and iomatrix every 4 days. Most recently, TimerStamp was updated on October 30, 2026 and iomatrix on November 5, 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.*