# Study & Work Timer vs Lock

The clearest difference is in-app purchases: Lock at none against Study & Work Timer's 4. Lock also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Study & Work Timer sells 4 in-app purchases, starting at $0.99 per 7 days. Lock asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Study & Work Timer against 5.0 for Lock. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 8, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | Study & Work Timer | Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/study-and-work-timer-lock-in/id6745751608/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/lock-in-focused-studying/id6756578827/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Freemium | **Free** |
| Size | 59 MB | 43 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dipanshu Sehrawat](https://appshunter.io/developer/1747965608) | [Azizbek Zaylobiddinov](https://appshunter.io/developer/1861525386) |

## What reviewers say

### Study & Work Timer

[App page](https://appshunter.io/ios/app/study-and-work-timer-lock-in/id6745751608)

This app helps you focus by blocking distractions and tracking your work sessions. Build streaks and visualize your productivity with detailed stats to optimize your routine and achieve your goals.

**Highlights:** Focus Timer (Pomodoro or Custom), App Blocker, Daily Goal + Streak Tracker, Productivity Stats, Daily Timeline View, Capture thoughts during focus

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $0.99 | per 7 days |
| Monthly | $1.99 | per month |
| Annual | $14.99 | per year |
| Lifetime | $29.99 | one-time |


### Lock

[App page](https://appshunter.io/ios/app/lock-in-focused-studying/id6756578827)

This app helps users focus on tasks using timed study sessions, fostering accountability through shared progress and group grinding. It aims to transform screen time into productive output.

**Highlights:** Pomodoro study sessions, Group study grinding, Progress sharing, Accountability features, Screen time to productivity conversion

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

**In-app purchases:** none


## Frequently asked questions

### Is Study & Work Timer free?

Study & Work Timer is free to download, with in-app purchases available.

### Is Lock free?

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

### Which has better reviews, Study & Work Timer or Lock?

Study & Work Timer and Lock are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Study & Work Timer or Lock have ads?

Neither Study & Work Timer nor Lock shows ads.

### Which is updated more often, Study & Work Timer or Lock?

Study & Work Timer ships an update every 2 weeks, and Lock every 2 weeks. Most recently, Study & Work Timer was updated on September 8, 2026 and Lock on June 11, 2026.

---

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