# Lock vs LapseIn

The clearest difference is in-app purchases: Lock at none against LapseIn's 2. Lock also leads on iOS requirement (15.1 vs 18). LapseIn's advantage is update cadence (every 2 days vs every 2 weeks). On price, ads and device support there is nothing between them.

Both are free to download. LapseIn sells 2 in-app purchases, starting at $4.99 per month. Lock asks for nothing beyond the download.

Lock ships an update every 2 weeks, LapseIn every 2 days. The most recent releases landed on October 9, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Lock | LapseIn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/lock-in-focused-studying/id6756578827/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Free | — |
| Size | 43 MB | 82 MB |
| Requires iOS | **15.1** | 18 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Azizbek Zaylobiddinov](https://appshunter.io/developer/1861525386) | [JOSE DANIEL CANTU CANTU](https://appshunter.io/developer/1867244523) |

## What reviewers say

### 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


### LapseIn

[App page](https://appshunter.io/ios/app/lapsein-timelapse-timer/id6758220108)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LockIn Pro | $4.99 | per month |
| LockIn Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is Lock free?

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

### Is LapseIn free?

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

### Do Lock or LapseIn have ads?

Neither Lock nor LapseIn shows ads.

### Which is updated more often, Lock or LapseIn?

Lock ships an update every 2 weeks, and LapseIn every 2 days. Most recently, Lock was updated on October 9, 2026 and LapseIn on October 3, 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.*