# Unit Converter vs DayMarked

The clearest difference is in-app purchases: Unit Converter at none against DayMarked's 1. DayMarked's advantage is update cadence (weekly vs every 9 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. DayMarked sells 1 one-off in-app purchase. Unit Converter asks for nothing beyond the download.

Unit Converter ships an update every 9 months, DayMarked weekly. The most recent releases landed on October 19, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Unit Converter | DayMarked |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/daymarked/id6761507995/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Weekly** |
| Monetization | — | Free |
| Size | 12 MB | 1 MB |
| Requires iOS | **18.5** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Fenuku Kekeli](https://appshunter.io/developer/1822419894) | [Ivan Lau](https://appshunter.io/developer/1882609341) |

## What reviewers say

### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-convert-units/id6749213264)

**Features:** macOS Compatibility

**In-app purchases:** none


### DayMarked

[App page](https://appshunter.io/ios/app/daymarked/id6761507995)

This app helps you track the number of days until or since important events. It offers a clean, distraction-free interface for simple event logging and displays countdowns via home screen widgets.

**Highlights:** Track days until or since events, Distraction-free interface, Home and Lock Screen widgets, Simple event logging, Minimalist design

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DayMarked Plus | $0.99 | one-time |


## Frequently asked questions

### Is Unit Converter free?

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

### Is DayMarked free?

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

### Do Unit Converter or DayMarked have ads?

Neither Unit Converter nor DayMarked shows ads.

### Which is updated more often, Unit Converter or DayMarked?

Unit Converter ships an update every 9 months, and DayMarked weekly. Most recently, Unit Converter was updated on October 19, 2026 and DayMarked on October 21, 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.*