# Lockin Journal vs Sentence

The clearest difference is in-app purchases: Lockin Journal at none against Sentence's 5. Sentence's advantage is update cadence (every 8 days vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sentence sells 5 in-app purchases, starting at $1.99 per 7 days. Lockin Journal asks for nothing beyond the download.

Lockin Journal ships an update every 6 weeks, Sentence every 8 days. The most recent releases landed on October 13, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Lockin Journal | Sentence |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (10 ratings)](https://appshunter.io/ios/app/sentence-screen-time-control/id6759405604/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 8 days** |
| Monetization | — | Subscription |
| Size | 9 MB | 19 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Lorenz Hackl](https://appshunter.io/developer/1876956021) | [Daksh Kaushik](https://appshunter.io/developer/1868343853) |

## What reviewers say

### Lockin Journal

[App page](https://appshunter.io/ios/app/lockin-journal/id6759115351)

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

**In-app purchases:** none


### Sentence

[App page](https://appshunter.io/ios/app/sentence-screen-time-control/id6759405604)

This app introduces a unique approach to screen time management by requiring users to handwrite and scan a sentence to unlock blocked applications. It aims to create a deliberate pause between impulse and action, offering a robust system for managing digital distractions.

**Highlights:** Handwritten sentence scanning for app unlock, Block specific apps or categories, Customizable time-based schedules, Multiple block group configurations, Zen Mode to prevent app deletion, Choice of sentence prompts (enquiry, affirmation, literature, roasting, custom)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Monthly Premium | $4.99 | per month |
| Annual Premum | $9.99 | per year |
| Annual Premium | $19.99 | per year |
| Lifetime Premium | $34.99 | one-time |


## Frequently asked questions

### Is Lockin Journal free?

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

### Is Sentence free?

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

### Do Lockin Journal or Sentence have ads?

Neither Lockin Journal nor Sentence shows ads.

### Which is updated more often, Lockin Journal or Sentence?

Lockin Journal ships an update every 6 weeks, and Sentence every 8 days. Most recently, Lockin Journal was updated on October 13, 2026 and Sentence on October 23, 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.*