# Prime Timer vs Deepflow Focus Timer

The clearest difference is ads: Prime Timer at none against Deepflow Focus Timer's shown. Prime Timer also leads on update cadence (every 9 days vs every 4 months). Deepflow Focus Timer's advantage is iOS requirement (16.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Prime Timer ships an update every 9 days, Deepflow Focus Timer every 4 months. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Prime Timer | Deepflow Focus Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (14 ratings)](https://appshunter.io/ios/app/prime-timer-just-one-button/id6753709271/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 4 months |
| Monetization | Free | — |
| Size | 18 MB | 2 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mischa Hildebrand](https://appshunter.io/developer/1621273179) | [Deepflow Labs LLC](https://appshunter.io/developer/1861859562) |

## 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


### Deepflow Focus Timer

[App page](https://appshunter.io/ios/app/deepflow-focus-timer/id6756620784)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Prime Timer free?

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

### Is Deepflow Focus Timer free?

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

### Do Prime Timer or Deepflow Focus Timer have ads?

Deepflow Focus Timer shows ads; Prime Timer does not.

### Which is updated more often, Prime Timer or Deepflow Focus Timer?

Prime Timer ships an update every 9 days, and Deepflow Focus Timer every 4 months. Most recently, Prime Timer was updated on September 30, 2026 and Deepflow Focus Timer on October 6, 2026.

---

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