# Dia Key: Gratitude App Blocker — Journal & Screen Time Control

> Mindful app locker for gratitude journaling and screen time control. (iPhone/iPad app by Mark Gregan.)

- Source: https://appshunter.io/ios/app/dia-key-gratitude-app-blocker/id6753594892 (this page in markdown: same URL + `.md`)
- Developer: [Mark Gregan](https://appshunter.io/developer/1826858400)
- Category: Productivity, Health & Fitness
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 18.6 · 17 MB
- Languages: American English
- Released: 2025-11-07
- Data updated: 2026-10-02
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/dia-key-gratitude-app-blocker/id6753594892/reviews.md

## What is Dia Key?

Reclaim your time and focus with Dia Key, the mindful app locker that helps you build gratitude before diving into your day.

Each morning (or any time you choose), Dia Key gently locks distracting apps like social media or games until you complete a quick, personal gratitude journal entry. Once you write your reflection, your apps unlock, reminding you that presence comes before scrolling.

KEY FEATURES:
- Customizable lock schedule
- Simple, fast daily gratitude journaling
- Beautiful, minimalist design
- Private entries, your thoughts stay on your device or personal cloud
- Family sharing enabled

Turn screen time into self-care. Build mindfulness, improve mood, and make gratitude your daily key to digital balance.

Available on iOS 17+

End User License Agreement: apple.com/legal/internet-services/itunes/dev/stdeula

## Key features

- Customizable app lock schedule
- Daily gratitude journaling
- Minimalist design
- Private journal entries
- Family sharing

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Dia Key Complete Subscription | $1.99 | per 7 days |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Dia Key Complete Lifetime | $12.99 | one-time |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/dia-key-gratitude-app-blocker/id6753594892/reviews.md

### 5/5 — Great app!

*2026-08-09*

Option to block apps and gives space to journal gratitude which helps you focus. Easy to use gratitude journal.

## Frequently asked questions about Dia Key

### How does Dia Key help with screen time control?

Dia Key locks distracting apps until you complete a gratitude journal entry. This encourages you to be present and mindful before engaging with your device, helping to reduce unproductive screen time.

### What is the pricing for Dia Key?

Dia Key is free to download and use. It offers an optional 'Dia Key Complete Subscription' for $1.99 per 7 days, which likely unlocks additional features or content.

### Does Dia Key have ads?

No, Dia Key does not contain advertisements. The app is free with optional in-app purchases for its subscription service.

### What devices is Dia Key available on?

Dia Key is currently available on iOS 17+ devices, specifically supporting iPhones. Future platform expansions may be considered.

### How often is Dia Key updated?

The latest version, 1.2, was released on September 4, 2026. This indicates a recent update, suggesting ongoing development and support for the application.

### Are my journal entries private with Dia Key?

Yes, your journal entries are private. The app states that your thoughts stay on your device or personal cloud, ensuring your reflections remain secure.

### What is the age rating for Dia Key?

Dia Key has an age rating of 4+, making it suitable for a wide range of users. This rating suggests content is appropriate for young children and older audiences.

### Can I use Dia Key with my family?

Yes, Dia Key supports family sharing. This feature allows multiple family members to benefit from the app's gratitude journaling and screen time control features.

## Version history (last 3 releases)

### 1.2 — 2026-09-04

* Bug Fixes
* Pricing changes

### 1.1 — 2026-03-02

Squashed UI bugs

### 1.0 — 2025-11-07

No release notes.

## Apps similar to Dia Key

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [AI Pomodoro Timer: Get Pomalia](https://appshunter.io/ios/app/ai-pomodoro-timer-get-pomalia/id6708235563) | 4.3 (13) | Free | Productivity |
| [PDF Editor Scanner: PDFStation](https://appshunter.io/ios/app/pdf-editor-scanner-pdfstation/id6754330109) | 5.0 (4) | Free | Productivity |
| [DayZen: Visual Time Planner](https://appshunter.io/ios/app/dayzen-visual-time-planner/id6754326173) | 4.3 (4) | Free | Productivity |
| [WhisperFlow: AI Note Taker](https://appshunter.io/ios/app/whisperflow-ai-note-taker/id6752486407) | 4.7 (224) | Free | Productivity |
| [ScreenBreak: Cold Turkey Block](https://appshunter.io/ios/app/screenbreak-cold-turkey-block/id6673906141) | 4.9 (21) | Free | Productivity |
| [VideoAsk (by Typeform)](https://appshunter.io/ios/app/videoask-by-typeform/id1438100370) | 4.9 (501) | Free | Productivity |

## More apps by Mark Gregan

- [How To Say No: Set Boundaries](https://appshunter.io/ios/app/how-to-say-no-set-boundaries/id6748659619)
- [Fix My Smile - Teeth Makeover](https://appshunter.io/ios/app/fix-my-smile-teeth-makeover/id6752263860)
- [Aqua Perfect - Dive Color Fix](https://appshunter.io/ios/app/aqua-perfect-dive-color-fix/id6759580168)

All apps by Mark Gregan: https://appshunter.io/developer/1826858400

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-02.*