# Ozzy vs LockScreen Notes Calendar

The clearest difference is in-app purchases: LockScreen Notes Calendar at none against Ozzy's 4. Ozzy's advantage is ads (none vs shown) and update cadence (every 11 days vs monthly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Ozzy sells 4 in-app purchases, starting at $2.99 per 7 days. LockScreen Notes Calendar asks for nothing beyond the download.

Ozzy ships an update every 11 days, LockScreen Notes Calendar monthly. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Ozzy | LockScreen Notes Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/ozzy-earn-your-screen-time/id6760987195/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 11 days** | Monthly |
| Monetization | Subscription | — |
| Size | 61 MB | 106 MB |
| Requires iOS | **16.1** | 17 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 4+ |
| Developer | [ALI JALAL MOHAMED ALDIRSI](https://appshunter.io/developer/1857752724) | [Huy Van](https://appshunter.io/developer/1651079168) |

## What reviewers say

### Ozzy

[App page](https://appshunter.io/ios/app/ozzy-earn-your-screen-time/id6760987195)

This app helps you focus by locking distracting apps during dedicated sessions. Earn virtual currency for focused time, which can be used for breaks or to customize a virtual character. It also offers social features for accountability and motivation.

**Highlights:** App blocking during focus sessions, Earn virtual currency for focused time, Schedule app locks, AI-verified task completion, Social tribes and leaderboards, Virtual character customization

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ozzy Pro (Weekly) | $2.99 | per 7 days |
| Ozzy Pro (Monthly) | $5.99 | per month |
| Yearly - 50% Off Special | $19.99 | per year |
| Ozzy Pro (Yearly) | $39.99 | per year |


### LockScreen Notes Calendar

[App page](https://appshunter.io/ios/app/lockscreen-notes-calendar/id6802377051)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ozzy free?

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

### Is LockScreen Notes Calendar free?

LockScreen Notes Calendar is free to download, with no in-app purchases.

### Do Ozzy or LockScreen Notes Calendar have ads?

LockScreen Notes Calendar shows ads; Ozzy does not.

### Which is updated more often, Ozzy or LockScreen Notes Calendar?

Ozzy ships an update every 11 days, and LockScreen Notes Calendar monthly. Most recently, Ozzy was updated on November 9, 2026 and LockScreen Notes Calendar on October 31, 2026.

---

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