# UNTILL vs Darwin

The clearest difference is ads: UNTILL at none against Darwin's shown. Darwin's advantage is update cadence (every 2 days vs every 9 days). 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.

UNTILL ships an update every 9 days, Darwin every 2 days. The most recent releases landed on October 17, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | UNTILL | Darwin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (17 ratings)](https://appshunter.io/ios/app/untill/id6759238411/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | **Every 2 days** |
| Monetization | Ad-supported | — |
| Size | 67 MB | 95 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 12+ |
| Developer | [Untill, LLC](https://appshunter.io/developer/1781782217) | [Ryohei Horiuchi](https://appshunter.io/developer/1892078310) |

## What reviewers say

### UNTILL

[App page](https://appshunter.io/ios/app/untill/id6759238411)

This app gamifies and rewards users for spending less time on their devices. It allows for solo or group challenges, tracking uninterrupted screen-free time to earn points and foster authentic human connection.

**Highlights:** Gamified screen-time reduction, Solo and group unscreening challenges, Earn points for uninterrupted time, Sync with others for shared rewards, Host group unscreening sessions, Track offline activity

**In-app purchases:** none


### Darwin

[App page](https://appshunter.io/ios/app/darwin-team-detox-evolved/id6761920482)

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

**In-app purchases:** none


## Frequently asked questions

### Is UNTILL free?

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

### Is Darwin free?

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

### Do UNTILL or Darwin have ads?

Darwin shows ads; UNTILL does not.

### Which is updated more often, UNTILL or Darwin?

UNTILL ships an update every 9 days, and Darwin every 2 days. Most recently, UNTILL was updated on October 17, 2026 and Darwin on October 12, 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.*