# Simple Days Until vs Until24

The clearest difference is ads: Simple Days Until at none against Until24's shown. Simple Days Until also leads on update cadence (weekly vs every 6 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.

Simple Days Until ships an update weekly, Until24 every 6 months. The most recent releases landed on September 9, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Simple Days Until | Until24 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 6 months |
| Monetization | — | Free with in-app purchases |
| Size | 12 MB | 20 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [naoya takamura](https://appshunter.io/developer/1788186935) | [Ryusuke Uchida](https://appshunter.io/developer/1377920444) |

## What reviewers say

### Simple Days Until

[App page](https://appshunter.io/ios/app/simple-days-until/id6744551057)

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

**In-app purchases:** none


### Until24

[App page](https://appshunter.io/ios/app/until24-show-time-remaining/id6748893656)

This app helps you track the time remaining until important daily, weekly, or one-time events. It offers customizable widgets for your home and lock screens, updating in real-time.

**Highlights:** Display time until events, Manage recurring and one-time schedules, Home screen widgets, Lock screen widgets, Real-time second updates, Customizable fonts

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Days Until free?

Simple Days Until is free to download, with no in-app purchases.

### Is Until24 free?

Until24 is free to download, with no in-app purchases.

### Do Simple Days Until or Until24 have ads?

Until24 shows ads; Simple Days Until does not.

### Which is updated more often, Simple Days Until or Until24?

Simple Days Until ships an update weekly, and Until24 every 6 months. Most recently, Simple Days Until was updated on September 9, 2026 and Until24 on September 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.*