# When vs NEN

The clearest difference is iOS requirement: NEN at 17.5 against When's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. When sells 2 in-app purchases, starting at $1.99 per month and NEN sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on October 7, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | When | NEN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/nen-focus-timer/id6768887563/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | — | Free with in-app purchases |
| Size | 14 MB | 5 MB |
| Requires iOS | 26.0 | **17.5** |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [Mariana Gonzalez](https://appshunter.io/developer/6797272797) | [Nijanthan Vijayakumar](https://appshunter.io/developer/1896613574) |

## What reviewers say

### When

[App page](https://appshunter.io/ios/app/when-days-until-and-days-since/id6766079292)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly Plan | $1.99 | per month |
| Pro Annual Plan | $9.99 | per year |


### NEN

[App page](https://appshunter.io/ios/app/nen-focus-timer/id6768887563)

This app offers a calm Pomodoro-style timer designed for deep work and study sessions. It guides users through focus periods and breaks with a simple, distraction-resistant interface. Track progress, categorize work, and utilize Apple Watch controls for enhanced productivity.

**Highlights:** Focus, short break, and long break sessions, Clear timer progress and round tracking, Focus categories for different work types, Apple Watch controls, Live Activities and widgets, Session history and progress insights

**Features:** Family Sharing, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NEN Lifetime Unlock | $6.99 | one-time |


## Frequently asked questions

### Is When free?

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

### Is NEN free?

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

### Do When or NEN have ads?

Neither When nor NEN shows ads.

### Which is updated more often, When or NEN?

When ships an update every 5 days, and NEN every 5 days. Most recently, When was updated on October 7, 2026 and NEN on October 17, 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.*