# Focus Timer vs OnLock

The clearest difference is update cadence: OnLock at every 5 weeks against Focus Timer's every 6 months. OnLock also leads on iOS requirement (16.0 vs 18.5). On price, ads, 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.

Focus Timer ships an update every 6 months, OnLock every 5 weeks. Both last shipped on October 2, 2026.

## The numbers

| Metric | Focus Timer | OnLock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/onlock-study-timer/id6770142774/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 1 MB | 48 MB |
| Requires iOS | 18.5 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Elementra LLC](https://appshunter.io/developer/1811929655) | [Ting Ting Xu](https://appshunter.io/developer/1896719164) |

## What reviewers say

### Focus Timer

[App page](https://appshunter.io/ios/app/focus-timer-lock-in/id6747566657)

**Features:** macOS Compatibility

**In-app purchases:** none


### OnLock

[App page](https://appshunter.io/ios/app/onlock-study-timer/id6770142774)

This app enforces focus by locking distracting applications at the operating system level. It uses AI to verify study sessions with photos, ensuring your progress is genuine and building an earned streak. Features include scheduled blocks, intent journaling, and focus intelligence insights.

**Highlights:** OS-level distraction blocking, AI-verified study sessions, Streak building, Scheduled recurring blocks, Intent journaling, Focus intelligence insights, Home screen widgets

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

**In-app purchases:** none


## Frequently asked questions

### Is Focus Timer free?

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

### Is OnLock free?

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

### Do Focus Timer or OnLock have ads?

Neither Focus Timer nor OnLock shows ads.

### Which is updated more often, Focus Timer or OnLock?

Focus Timer ships an update every 6 months, and OnLock every 5 weeks. Most recently, Focus Timer was updated on October 2, 2026 and OnLock on October 2, 2026.

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