# Deep Focus Time vs Mastermind Timer

The clearest difference is in-app purchases: Mastermind Timer at none against Deep Focus Time's 4. Deep Focus Time's advantage is update cadence (fortnightly vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Deep Focus Time sells 4 in-app purchases, starting at $4.99 per 7 days. Mastermind Timer asks for nothing beyond the download.

Deep Focus Time ships an update fortnightly, Mastermind Timer every 5 weeks. The most recent releases landed on September 8, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Deep Focus Time | Mastermind Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/deep-focus-time-focusmode/id1668556601/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Freemium | — |
| Size | 55 MB | 50 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [CRX Applications](https://appshunter.io/developer/1631873491) | [Duc Huy Pham](https://appshunter.io/developer/1804515567) |

## What reviewers say

### Deep Focus Time

[App page](https://appshunter.io/ios/app/deep-focus-time-focusmode/id1668556601)

This app helps boost productivity and focus using the Pomodoro technique. It allows users to track activities with customizable rings and view progress timelines. Designed for a clean, intuitive experience, it aids in time management and task organization.

**Highlights:** Pomodoro technique timer, Customizable activity rings, Progress timelines and statistics, Pause and continue sessions, Clean and intuitive UI, Local data storage

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $4.99 | per 7 days |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $9.99 | per year |
| Lifetime Premium | $19.99 | one-time |


### Mastermind Timer

[App page](https://appshunter.io/ios/app/mastermind-timer/id6744639059)

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

**In-app purchases:** none


## Frequently asked questions

### Is Deep Focus Time free?

Deep Focus Time is free to download, with in-app purchases available.

### Is Mastermind Timer free?

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

### Do Deep Focus Time or Mastermind Timer have ads?

Neither Deep Focus Time nor Mastermind Timer shows ads.

### Which is updated more often, Deep Focus Time or Mastermind Timer?

Deep Focus Time ships an update fortnightly, and Mastermind Timer every 5 weeks. Most recently, Deep Focus Time was updated on September 8, 2026 and Mastermind Timer on September 14, 2026.

---

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