# Prime Timer vs env

The clearest difference is in-app purchases: Prime Timer at none against env's 3. env's advantage is iOS requirement (16.4 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. env sells 3 in-app purchases, starting at $3.99 per month. Prime Timer asks for nothing beyond the download.

Prime Timer ships an update every 9 days, env fortnightly. The most recent releases landed on September 9, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Prime Timer | env |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/prime-timer-just-one-button/id6753709271/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | Free | — |
| Size | 18 MB | 94 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mischa Hildebrand](https://appshunter.io/developer/1621273179) | [TAEWOONG HEO](https://appshunter.io/developer/1769582151) |

## What reviewers say

### Prime Timer

[App page](https://appshunter.io/ios/app/prime-timer-just-one-button/id6753709271)

A minimalist and elegant timer designed for efficiency and focus. It offers haptic and acoustic feedback, supports dark mode, and integrates deeply with iOS features like widgets and Live Activities. Ideal for various activities requiring precise timing.

**Highlights:** Minimalist and elegant design, Haptic and acoustic feedback, iOS Home Screen Widgets, Live Activity on Lock Screen, Control Center integration, System Alarm notification

**In-app purchases:** none


### env

[App page](https://appshunter.io/ios/app/env-focus-timer-and-blocker/id6780160445)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $3.99 | per month |
| Yearly Pro | $9.99 | per year |
| Lifetime Pro | $17.99 | one-time |


## Frequently asked questions

### Is Prime Timer free?

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

### Is env free?

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

### Do Prime Timer or env have ads?

Neither Prime Timer nor env shows ads.

### Which is updated more often, Prime Timer or env?

Prime Timer ships an update every 9 days, and env fortnightly. Most recently, Prime Timer was updated on September 9, 2026 and env on September 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*